- 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 3/453 - Interferometric spectrometry by correlation of the amplitudes
Patent holdings for IPC class G01J 3/453
Total number of patents in this class: 463
10-year publication summary
|
42
|
43
|
38
|
59
|
58
|
44
|
39
|
23
|
25
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omni Medsci, Inc. | 27 |
23 |
| Hamamatsu Photonics K.K. | 4161 |
19 |
| Thermo Electron Scientific Instruments LLC | 169 |
18 |
| Massachusetts Institute of Technology | 9795 |
17 |
| Shimadzu Corporation | 5791 |
11 |
| Si-ware Systems | 44 |
10 |
| Xerox Corporation | 7503 |
9 |
| Raytheon Company | 8535 |
9 |
| National University Corporation Kagawa University | 213 |
9 |
| Robert Bosch GmbH | 40953 |
8 |
| Si-Ware Systems | 45 |
7 |
| Samsung Electronics Co., Ltd. | 131630 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
5 |
| IPG Photonics Corporation | 494 |
5 |
| FOSS Analytical A/S | 174 |
5 |
| Micos Engineering GmbH | 5 |
5 |
| Agilent Technologies, Inc. | 2744 |
4 |
| Duke University | 2872 |
4 |
| Keit Ltd. | 11 |
4 |
| Other owners | 281 |