- 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 1/16 - Photometry, e.g. photographic exposure meter by comparison with reference light or electric value using electric radiation detectors
Patent holdings for IPC class G01J 1/16
Total number of patents in this class: 213
10-year publication summary
|
24
|
17
|
22
|
25
|
26
|
16
|
20
|
9
|
4
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lutron Technology Company LLC | 2300 |
8 |
| Rohm Co., Ltd. | 5843 |
4 |
| Hamamatsu Photonics K.K. | 4161 |
4 |
| Boe Technology Group Co., Ltd. | 35384 |
4 |
| Nokia Corporation | 6965 |
3 |
| Intel Corporation | 45621 |
3 |
| Olympus Corporation | 13667 |
3 |
| Raytheon Company | 8535 |
3 |
| OSRAM Opto Semiconductors GmbH | 3390 |
3 |
| Nokia Technologies Oy | 15057 |
3 |
| ams AG | 807 |
3 |
| Lutron Electronics Co., Inc. | 541 |
3 |
| University of Virginia Patent Foundation | 1470 |
3 |
| YouV Labs, Inc. | 8 |
3 |
| National Technology & Engineering Solutions of Sandia, LLC | 1851 |
3 |
| Solar Light Company, LLC | 30 |
3 |
| Apple Inc. | 50209 |
2 |
| Qualcomm Incorporated | 76576 |
2 |
| Siemens AG | 24990 |
2 |
| Hon Hai Precision Industry Co., Ltd. | 4157 |
2 |
| Other owners | 149 |