- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 31/0232 - Optical elements or arrangements associated with the device
Patent holdings for IPC class H01L 31/0232
Total number of patents in this class: 3643
10-year publication summary
|
355
|
322
|
337
|
356
|
328
|
286
|
241
|
171
|
159
|
71
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 44095 |
143 |
| Sony Semiconductor Solutions Corporation | 10714 |
115 |
| Samsung Electronics Co., Ltd. | 148077 |
105 |
| Sony Corporation | 30901 |
95 |
| International Business Machines Corporation | 61616 |
67 |
| Nippon Telegraph and Telephone Corporation | 16793 |
49 |
| OSRAM OLED GmbH | 1771 |
49 |
| AMS Sensors Singapore Pte. Ltd. | 350 |
49 |
| FUJIFILM Corporation | 29713 |
46 |
| Sumitomo Electric Industries, Ltd. | 15668 |
43 |
| GLOBALFOUNDRIES U.S. Inc. | 6409 |
42 |
| Hamamatsu Photonics K.K. | 4462 |
38 |
| OSRAM Opto Semiconductors GmbH | 3288 |
35 |
| Canon Inc. | 40623 |
33 |
| Mitsubishi Electric Corporation | 46618 |
33 |
| OmniVision Technologies, Inc. | 1557 |
33 |
| Apple Inc. | 55735 |
30 |
| Micron Technology, Inc. | 26279 |
30 |
| Semiconductor Components Industries, L.L.C. | 5283 |
30 |
| Samsung Display Co., Ltd. | 35545 |
27 |
| Other owners | 2551 |