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2025
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G/S
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Educational services, namely, conducting classes, seminars, workshops, and laboratory-based train... |
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G/S
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Educational services, namely, conducting classes, seminars,
workshops, and laboratory-based trai... |
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G/S
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Educational services, namely, conducting classes, seminars, workshops, and labs in the field of g... |
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G/S
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Scientific instruments and apparatus, namely, light creating
and housing instruments for testing... |
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G/S
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Scientific instruments and apparatus, namely, light creating and housing instruments for testing ... |
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Invention
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Sample illumination systems and related methods.
Systems and methods used to illuminate samples ... |
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Invention
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Sample illumination systems and related methods. Systems and methods used to illuminate samples a... |
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Invention
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Feature measurement for gem identification. Systems and methods for identifying gemstones include... |
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Invention
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Feature measurement for gem identification.
Systems and methods for identifying gemstones includ... |
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Invention
|
Luminescence imaging for gemstone screening.
Systems and methods here may be used for a setup of... |
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2024
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Invention
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Imaging systems and related methods. Imaging systems and related methods are disclosed herein. An... |
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G/S
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analyzing, identifying, and distinguishing simulated diamonds and laboratory-grown diamonds from ... |
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G/S
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Electronic downloadable materials, namely instructional materials and digital media in the nature... |
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G/S
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Electronic downloadable materials, namely instructional
materials and digital media for courses ... |
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Invention
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Apparatus and method for assessing optical quality of gemstones. Provided herein is an apparatus ... |
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2023
|
Invention
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Luminescence imaging for gemstone screening. Systems and methods here may be used for a setup of ... |
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Invention
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Surface analysis of gemstones. Systems and methods here may be used for capturing and analyzing r... |
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2022
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G/S
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Scientific instrument for viewing and analyzing gems, namely, microscopes, cameras and magnifying... |
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G/S
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Scientific instrument for viewing and analyzing gems,
namely, microscopes, cameras and magnifyin... |
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G/S
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Extraction and retrieval of information and data by means of global computer networks through the... |
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G/S
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Portable computer hardware device and related software,
namely, portable computer electronic dev... |
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G/S
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Portable computer hardware device and related software, namely, portable computer electronic devi... |
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G/S
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Portable computer hardware device for analyzing and identifying natural diamonds from synthetic d... |
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G/S
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Printed teaching materials; Printed educational materials; Printed training materials; Printed aw... |
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G/S
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Publicity services provided by an association, namely, publicity services in the nature of promot... |
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G/S
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Advertising; providing business information; business management consultancy; business management... |
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G/S
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Publicity services provided by an association, namely, publicity services for promoting the inter... |
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2021
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G/S
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Downloadable digitally-secured gemological grading and
identification reports; downloadable gemo... |
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G/S
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Downloadable electronic digitally-secured publications in the nature of reports in the field of g... |
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G/S
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Association services, namely, promoting the interests of an institute and its alumni; business ne... |
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G/S
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Gemological services, namely, measuring, analyzing, evaluating and grading of diamonds; gemologic... |
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G/S
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Computer system comprising, computer hardware, recorded computer software and electronic hardware... |
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G/S
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Downloadable digital reports featuring diamond grading results and analyses. Providing online non... |
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G/S
|
Downloadable digital reports featuring diamond grading
results and analyses. Providing online no... |
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G/S
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Education; correspondence courses; arranging and conducting
of seminars; arranging and conductin... |
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G/S
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Education, correspondence courses, arranging and conducting of seminars, arranging and conducting... |
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G/S
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downloadable digital reports featuring diamond grading results and analyses providing online non-... |
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2020
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G/S
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gemological services, namely, grading and identifying diamonds |
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G/S
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Providing online newsletters in the field of gemology; Providing online non-downloadable electron... |
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2019
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G/S
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Scientific instruments and apparatus, namely, layer analysis instruments, calculators, vacuum met... |
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G/S
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Downloadable gemological grading and identification reports Gemological services, namely, grading... |
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G/S
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Downloadable gemological grading and identification reports. Gemological services, namely, gradin... |
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G/S
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Publicity services provided by members of a
gemological-focused Alumni Association. |
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2018
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G/S
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Downloadable digitally-secured gemological grading and identification reports Gemological service... |
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G/S
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To indicate membership in a gemological-focused Alumni Association |
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G/S
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Publicity services provided by an association, namely,
publicity services for promoting the inte... |
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G/S
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Gemological services, namely, grading precious stones |
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2017
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G/S
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Gemological services, namely, grading, analyzing and testing diamonds |
|
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G/S
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Portable hardware device and related software that analyzes
and identifies natural diamond from ... |
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2013
|
Invention
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Systems and methods to measure and display the scintillation potential of a diamond or other gems... |
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2009
|
Invention
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System and method for gemstone cut grading. A system for grading the cut of a diamond utilizes a ... |
|
|
Invention
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Fast uv-vis-nir absorption spectrometer system and method. A method and system for evaluating a c... |
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2008
|
Invention
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Systems and methods for the evaluation of scintillation in gemstones. Systems and methods, for th... |
|
|
Invention
|
Reflected dark field method and apparatus. A reflected dark field structure includes a bottom pla... |
|
|
Invention
|
Methods, apparatus, and systems for evaluating gemstones. Methods for grading gemstones, apparatu... |
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2007
|
Invention
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Fluorescence measuring device for gemstones. A gemstone fluorescence measuring device according t... |
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2006
|
Invention
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Systems and methods for ray tracing. Systems and methods for evaluating an optical property of a ... |
|
|
Invention
|
Systems and methods for evaluating and displaying the dispersion of a diamond or other gemstone. ... |
|
|
Invention
|
Systems and methods for evaluating the appearance of a gemstone. Of the “four C's,” cut has histo... |
|
|
Invention
|
Apparatus and method for providing spot lighting for gemstone observation. An apparatus, system a... |
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2005
|
Invention
|
Gem microscope having a swivel base and a stationary power cord. A gem microscope includes a base... |
|
|
Invention
|
Sytem and method for gemstone cut grading. A system for grading the cut of a diamond utilizes a n... |
|
|
Invention
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Method and system for laser marking in the volume of gemstones such as diamonds. A method and an ... |
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2004
|
Invention
|
Gem microscope with portability kit. A gem microscope (100) includes a focus column (104), a stag... |
|
|
Invention
|
Gem microscope having a swivel base and a stationary power cord. A gem microscope (100) includes ... |
|
|
Invention
|
Gem microscope with portability kit. A gem microscope according to the invention includes a focus... |
|
2003
|
Invention
|
Gem microscope stage |
|
|
Invention
|
Gem microscope base |
|
|
Invention
|
Gem microscope hinge assembly |
|
|
Invention
|
Gem microscope light bowl |
|
2002
|
Invention
|
Laser marking system and method. Diamonds are marked by a laser beam having a characteristic that... |
|
|
Invention
|
Gem identification viewer. A gem identifying device using filtered transmitted light for use in d... |
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2001
|
Invention
|
Systems and methods for evaluating the appearance of a gemstone. Of the 'four C's,' cut has histo... |
|
2000
|
Invention
|
System and methods for evaluating the appearance of a gemstone. Of the “four C's,” cut has histor... |
|
|
Invention
|
Device for judging symmetry, brightness, and efficiency of light return in precious stones. The i... |
|
|
Invention
|
Systems, apparatuses and methods for diamond color measurement and analysis. The present inventio... |
