- 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 3/12 - Generating the spectrum; Monochromators
Patent holdings for IPC class G01J 3/12
Total number of patents in this class: 888
10-year publication summary
|
83
|
92
|
82
|
111
|
91
|
77
|
75
|
44
|
55
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Viavi Solutions Inc. | 1395 |
36 |
| Samsung Electronics Co., Ltd. | 138320 |
28 |
| Seiko Epson Corporation | 18966 |
27 |
| Halliburton Energy Services, Inc. | 20403 |
26 |
| Hamamatsu Photonics K.K. | 4303 |
16 |
| Omni Medsci, Inc. | 30 |
16 |
| Verifood, Ltd. | 56 |
15 |
| Robert Bosch GmbH | 41695 |
12 |
| Rebellion Photonics, Inc. | 85 |
12 |
| Massachusetts Institute of Technology | 9903 |
10 |
| Face International Corp. | 97 |
10 |
| Agilent Technologies, Inc. | 2684 |
9 |
| KLA-Tencor Corporation | 2551 |
9 |
| California Institute of Technology | 3925 |
8 |
| IMEC VZW | 1514 |
8 |
| 3m Innovative Properties Company | 17968 |
7 |
| Leica Microsystems CMS GmbH | 1064 |
7 |
| Panasonic Intellectual Property Management Co., Ltd. | 29567 |
6 |
| Cymer, LLC | 358 |
6 |
| Cilag GmbH International | 5972 |
6 |
| Other owners | 614 |