- 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: 872
10-year publication summary
|
56
|
78
|
72
|
64
|
59
|
70
|
50
|
53
|
29
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamamatsu Photonics K.K. | 4704 |
63 |
| The General Hospital Corporation | 4869 |
18 |
| National University Corporation Kagawa University | 212 |
18 |
| Seiko Epson Corporation | 20327 |
17 |
| Shimadzu Corporation | 6363 |
17 |
| Konica Minolta, Inc. | 9143 |
15 |
| The Regents of the University of California | 20802 |
13 |
| Samsung Electronics Co., Ltd. | 158337 |
11 |
| Massachusetts Institute of Technology | 10273 |
10 |
| Si-Ware Systems | 46 |
10 |
| SCIO Solutions Ltd | 46 |
10 |
| Konica Minolta Holdings, Inc. | 784 |
9 |
| Raytheon Company | 8442 |
8 |
| Si-ware Systems | 47 |
8 |
| Thermo Electron Scientific Instruments LLC | 184 |
7 |
| The University of Tokyo | 4373 |
7 |
| Olympus Corporation | 12929 |
6 |
| Duke University | 3181 |
6 |
| Institut National de La Recherche Scientifique | 263 |
6 |
| FOSS Analytical A/S | 193 |
6 |
| Other owners | 607 |