- All sections
- G - Physics
- G02B - Optical elements, systems or apparatus
- G02B 26/04 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light by periodically varying the intensity of light, e.g. using choppers
Patent holdings for IPC class G02B 26/04
Total number of patents in this class: 137
10-year publication summary
|
21
|
22
|
34
|
14
|
5
|
13
|
14
|
6
|
11
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| X Display Company Technology Limited | 278 |
12 |
| Xiant Technologies, Inc. | 53 |
7 |
| Pixtronix, Inc. | 146 |
5 |
| SnapTrack, Inc. | 650 |
4 |
| Samsung Display Co., Ltd. | 30585 |
3 |
| Boe Technology Group Co., Ltd. | 35384 |
3 |
| TriLite Technologies GmbH | 22 |
3 |
| Flying Gybe Inc. | 7 |
3 |
| Samsung Electronics Co., Ltd. | 131630 |
2 |
| Halliburton Energy Services, Inc. | 20165 |
2 |
| Sony Corporation | 32931 |
2 |
| The Boeing Company | 19843 |
2 |
| Canon Inc. | 36841 |
2 |
| Sharp Corporation | 10015 |
2 |
| FUJIFILM Corporation | 27102 |
2 |
| STMicroelectronics S.r.l. | 3693 |
2 |
| Agiltron, Inc. | 11 |
2 |
| Appotronics Corporation Limited | 1111 |
2 |
| KLA-Tencor Corporation | 2574 |
2 |
| Largan Precision Co., Ltd. | 1411 |
2 |
| Other owners | 73 |