- All sections
- G - Physics
- G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet lightcolorimetryradiation pyrometry
- G01J 3/02 - SpectrometrySpectrophotometryMonochromatorsMeasuring colours Details
Patent holdings for IPC class G01J 3/02
Total number of patents in this class: 5348
10-year publication summary
|
438
|
441
|
564
|
561
|
552
|
490
|
436
|
360
|
382
|
258
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamamatsu Photonics K.K. | 4441 |
155 |
| Samsung Electronics Co., Ltd. | 147334 |
124 |
| Seiko Epson Corporation | 19478 |
113 |
| Viavi Solutions Inc. | 1443 |
89 |
| Trinamix GmbH | 384 |
66 |
| Shimadzu Corporation | 6187 |
63 |
| Raytheon Company | 8387 |
56 |
| Konica Minolta, Inc. | 8769 |
53 |
| Rebellion Photonics, Inc. | 87 |
50 |
| Robert Bosch GmbH | 42784 |
47 |
| Halliburton Energy Services, Inc. | 20937 |
41 |
| Thermo Electron Scientific Instruments LLC | 191 |
40 |
| SCIO Solutions Ltd | 43 |
37 |
| Canon Inc. | 40280 |
36 |
| California Institute of Technology | 3988 |
36 |
| Massachusetts Institute of Technology | 10093 |
35 |
| IMEC VZW | 1652 |
33 |
| Omni Medsci, Inc. | 37 |
28 |
| Apple Inc. | 55345 |
27 |
| Endress+Hauser Optical Analysis, Inc. | 105 |
27 |
| Other owners | 4192 |