- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 31/08 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof in which radiation controls flow of current through the device, e.g. photoresistors
Patent holdings for IPC class H01L 31/08
Total number of patents in this class: 424
10-year publication summary
|
33
|
40
|
51
|
39
|
39
|
34
|
24
|
18
|
19
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sony Corporation | 31138 |
10 |
| Hamamatsu Photonics K.K. | 4390 |
10 |
| Samsung Electronics Co., Ltd. | 144426 |
9 |
| Boe Technology Group Co., Ltd. | 40653 |
9 |
| Sharp Kabushiki Kaisha | 18787 |
9 |
| Lawrence Livermore National Security, LLC | 1927 |
8 |
| Rayence Co., Ltd. | 107 |
8 |
| Vatech Ewoo Holdings Co., Ltd. | 216 |
8 |
| The Research Foundation for The State University of New York | 1608 |
7 |
| FUJIFILM Corporation | 29251 |
6 |
| Northwestern University | 3366 |
6 |
| HORIBA, Ltd. | 810 |
6 |
| JX Nippon Mining & Metals Corporation | 1499 |
6 |
| Regents of the University of Minnesota | 2683 |
6 |
| Siemens Healthineers AG | 6597 |
6 |
| Texas Instruments Incorporated | 19482 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 31022 |
5 |
| Shenzhen Xpectvision Technology Co., Ltd. | 373 |
5 |
| Canon Inc. | 39538 |
4 |
| Omni Lps. Co., Ltd. | 26 |
4 |
| Other owners | 287 |