- All sections
- G - Physics
- G01J - Measurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet lightcolorimetryradiation pyrometry
- G01J 1/50 - Photometry, e.g. photographic exposure meter using chemical effects using change in colour of an indicator, e.g. actinometer
Patent holdings for IPC class G01J 1/50
Total number of patents in this class: 121
10-year publication summary
|
4
|
12
|
7
|
7
|
9
|
8
|
22
|
20
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 28841 |
29 |
| Intellego Technologies AB | 4 |
4 |
| Centre National de La Recherche Scientifique | 10140 |
3 |
| 8996598 Canada Inc. DBA SUNCAYR | 3 |
3 |
| SunFly Brands, Inc., DBA SunFly | 7 |
3 |
| Turun Yliopisto | 177 |
3 |
| Universite de Bordeaux | 828 |
3 |
| Intellego Technologies AB (Sweden) | 5 |
3 |
| BASF SE | 20458 |
2 |
| Honeywell International Inc. | 14033 |
2 |
| Kao Corporation | 4921 |
2 |
| Boe Technology Group Co., Ltd. | 39086 |
2 |
| JADS International, LLC | 8 |
2 |
| The Swatch Group Research and Development Ltd | 813 |
2 |
| University of Strathclyde | 219 |
2 |
| New Medic Era AB | 2 |
2 |
| Signify Holding B.V. | 7258 |
2 |
| Mpics Innovations Pte. Ltd | 7 |
2 |
| Pure Luminescence Technologies Oy | 6 |
2 |
| GLC IV Trading Co. LLC | 8 |
2 |
| Other owners | 46 |