- All sections
- G - Physics
- G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light; colorimetry; radiation pyrometry
- G01J 3/45 - Interferometric spectrometry
Patent holdings for IPC class G01J 3/45
Total number of patents in this class: 848
10-year publication summary
76
|
56
|
56
|
78
|
72
|
63
|
58
|
66
|
48
|
16
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Hamamatsu Photonics K.K. | 4161 |
57 |
The General Hospital Corporation | 4517 |
18 |
National University Corporation Kagawa University | 213 |
17 |
Konica Minolta, Inc. | 8349 |
15 |
Shimadzu Corporation | 5791 |
15 |
Seiko Epson Corporation | 18724 |
13 |
Xerox Corporation | 7503 |
12 |
The Regents of the University of California | 18943 |
11 |
Si-Ware Systems | 45 |
11 |
Samsung Electronics Co., Ltd. | 131630 |
10 |
Massachusetts Institute of Technology | 9795 |
9 |
Konica Minolta Holdings, Inc. | 1086 |
9 |
MKS Instruments, Inc. | 698 |
9 |
Verifood, Ltd. | 53 |
9 |
Raytheon Company | 8535 |
8 |
Institut National de La Recherche Scientifique | 246 |
8 |
TruTag Technologies, Inc. | 65 |
8 |
Thermo Electron Scientific Instruments LLC | 169 |
7 |
The University of Tokyo | 3903 |
7 |
Si-ware Systems | 44 |
7 |
Other owners | 588 |