- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/761 - PN junctions
Patent holdings for IPC class H01L 21/761
Total number of patents in this class: 593
10-year publication summary
|
55
|
60
|
71
|
74
|
65
|
60
|
33
|
50
|
29
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
80 |
| Texas Instruments Incorporated | 19376 |
40 |
| Fuji Electric Co., Ltd. | 4750 |
40 |
| Infineon Technologies AG | 8189 |
16 |
| NXP USA, Inc. | 4155 |
16 |
| Rohm Co., Ltd. | 5843 |
14 |
| Semiconductor Components Industries, L.L.C. | 5345 |
14 |
| Denso Corporation | 23338 |
13 |
| Infineon Technologies Austria AG | 1954 |
13 |
| United Microelectronics Corp. | 3921 |
13 |
| Samsung Electronics Co., Ltd. | 131630 |
12 |
| Toyota Motor Corporation | 28582 |
12 |
| Renesas Electronics Corporation | 6305 |
10 |
| Alpha and Omega Semiconductor Incorporated | 474 |
10 |
| SK Keyfoundry Inc. | 240 |
9 |
| Micron Technology, Inc. | 24960 |
8 |
| GLOBALFOUNDRIES U.S. Inc. | 6459 |
8 |
| International Business Machines Corporation | 60644 |
7 |
| Nuvoton Technology Corporation | 521 |
7 |
| DB HiTek Co., Ltd. | 359 |
7 |
| Other owners | 244 |