- All sections
- G - Physics
- G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet lightcolorimetryradiation pyrometry
- G01J 1/58 - Photometry, e.g. photographic exposure meter using luminescence generated by light
Patent holdings for IPC class G01J 1/58
Total number of patents in this class: 320
10-year publication summary
|
19
|
24
|
11
|
4
|
8
|
21
|
8
|
6
|
6
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Olympus Corporation | 12915 |
11 |
| FUJIFILM Corporation | 30628 |
10 |
| Sony Corporation | 30097 |
9 |
| ASML Netherlands B.V. | 7987 |
7 |
| Lumencor, Inc. | 115 |
7 |
| Carl Zeiss Microscopy GmbH | 1286 |
6 |
| KLA-Tencor Corporation | 2517 |
6 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11124 |
5 |
| Konica Minolta Medical & Graphic, Inc. | 579 |
4 |
| Hamamatsu Photonics K.K. | 4695 |
4 |
| Stryker Corporation | 5649 |
4 |
| Landauer, Inc. | 98 |
4 |
| Lincoln Global, Inc. | 2111 |
4 |
| Hon Hai Precision Industry Co., Ltd. | 4013 |
3 |
| Tsinghua University | 6238 |
3 |
| ABL IP Holding LLC | 1885 |
3 |
| Howard Hughes Medical Institute | 232 |
3 |
| National University of Singapore | 2601 |
3 |
| SICPA Holding SA | 955 |
3 |
| Evident Corporation | 1022 |
3 |
| Other owners | 218 |