- All sections
- G - Physics
- G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet lightcolorimetryradiation pyrometry
- G01J 3/45 - Interferometric spectrometry
Patent holdings for IPC class G01J 3/45
Total number of patents in this class: 865
10-year publication summary
|
55
|
55
|
73
|
71
|
64
|
57
|
68
|
47
|
47
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamamatsu Photonics K.K. | 4426 |
62 |
| The General Hospital Corporation | 4740 |
17 |
| National University Corporation Kagawa University | 211 |
17 |
| Shimadzu Corporation | 6179 |
16 |
| Konica Minolta, Inc. | 8755 |
15 |
| The Regents of the University of California | 19961 |
14 |
| Seiko Epson Corporation | 19398 |
13 |
| Samsung Electronics Co., Ltd. | 146811 |
11 |
| Si-Ware Systems | 44 |
10 |
| Xerox Corporation | 7002 |
9 |
| Massachusetts Institute of Technology | 10062 |
9 |
| Konica Minolta Holdings, Inc. | 918 |
9 |
| SCIO Solutions Ltd | 43 |
9 |
| Raytheon Company | 8387 |
8 |
| Thermo Electron Scientific Instruments LLC | 192 |
7 |
| The University of Tokyo | 4189 |
7 |
| Si-ware Systems | 44 |
7 |
| Olympus Corporation | 13174 |
6 |
| Duke University | 3069 |
6 |
| Institut National de La Recherche Scientifique | 255 |
6 |
| Other owners | 607 |