- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/866 - Zener diodes
Patent holdings for IPC class H01L 29/866
Total number of patents in this class: 505
10-year publication summary
|
71
|
77
|
56
|
44
|
50
|
19
|
26
|
19
|
15
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rohm Co., Ltd. | 6711 |
62 |
| Fuji Electric Co., Ltd. | 5359 |
28 |
| Nichia Corporation | 3808 |
27 |
| Murata Manufacturing Co., Ltd. | 25356 |
26 |
| Texas Instruments Incorporated | 19587 |
17 |
| Semiconductor Components Industries, L.L.C. | 5274 |
17 |
| Infineon Technologies AG | 8343 |
14 |
| Denso Corporation | 25074 |
11 |
| Shindengen Electric Manufacturing Co., Ltd. | 837 |
11 |
| Samsung Electronics Co., Ltd. | 152534 |
9 |
| Toshiba Corporation | 12684 |
9 |
| Renesas Electronics Corporation | 5881 |
9 |
| Alpha and Omega Semiconductor Incorporated | 448 |
8 |
| Csmc Technologies Fab2 Co., Ltd. | 735 |
8 |
| NXP USA, Inc. | 4411 |
8 |
| Macronix International Co., Ltd. | 2522 |
7 |
| Infineon Technologies Austria AG | 2276 |
6 |
| STMicroelectronics (Tours) SAS | 211 |
6 |
| Lite-On Technology Corporation | 839 |
6 |
| Power Integrations, Inc. | 563 |
6 |
| Other owners | 210 |