- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/812 - Field-effect transistors with field effect produced by a PN or other rectifying junction gate with a Schottky gate
Patent holdings for IPC class H01L 29/812
Total number of patents in this class: 1313
10-year publication summary
|
89
|
69
|
80
|
76
|
66
|
72
|
69
|
80
|
66
|
30
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 46037 |
85 |
| Panasonic Corporation | 20124 |
74 |
| Sharp Kabushiki Kaisha | 18764 |
69 |
| Rohm Co., Ltd. | 6444 |
62 |
| Panasonic Intellectual Property Management Co., Ltd. | 31330 |
61 |
| Sumitomo Chemical Company, Limited | 9047 |
51 |
| Sumitomo Electric Industries, Ltd. | 15455 |
46 |
| Nippon Telegraph and Telephone Corporation | 17337 |
38 |
| Flosfia Inc. | 232 |
34 |
| Denso Corporation | 24259 |
32 |
| NGK Insulators, Ltd. | 4949 |
31 |
| Sony Semiconductor Solutions Corporation | 10430 |
30 |
| NEC Corporation | 35619 |
29 |
| Fujitsu Limited | 18346 |
29 |
| Tamura Corporation | 358 |
19 |
| National Institute of Information and Communications Technology | 632 |
18 |
| Sanken Electric Co., Ltd. | 453 |
18 |
| Raytheon Company | 8393 |
17 |
| Cree, Inc. | 999 |
17 |
| Shin-Etsu Handotai Co., Ltd. | 1283 |
17 |
| Other owners | 536 |