- All sections
- G - Physics
- G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet lightcolorimetryradiation pyrometry
- G01J 1/38 - Photometry, e.g. photographic exposure meter using wholly visual means
Patent holdings for IPC class G01J 1/38
Total number of patents in this class: 23
10-year publication summary
|
2
|
2
|
2
|
1
|
0
|
3
|
1
|
2
|
0
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Riken | 1695 |
2 |
| Unilever PLC | 3129 |
1 |
| Unilever N.V. | 3038 |
1 |
| Xerox Corporation | 6919 |
1 |
| The Boeing Company | 20186 |
1 |
| FUJIFILM Corporation | 29839 |
1 |
| Applied Materials, Inc. | 19298 |
1 |
| Nikon Corporation | 7299 |
1 |
| Hyundai Motor Company | 22842 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 32504 |
1 |
| Konica Minolta, Inc. | 8910 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3798 |
1 |
| ABL IP Holding LLC | 1908 |
1 |
| Hindustan Unilever Limited | 1124 |
1 |
| Scintacor Limited | 11 |
1 |
| Sharkninja Operating LLC | 2489 |
1 |
| Universidade Federal de Pernambuco-UFPE | 41 |
1 |
| i Smart Technologies Corporation | 7 |
1 |
| National Institute of Metrology, China | 43 |
1 |
| Kia Corporation | 10572 |
1 |
| Other owners | 2 |