- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/205 - Semiconductor bodies characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIIBV compounds including two or more compounds in different semiconductor regions
Patent holdings for IPC class H01L 29/205
Total number of patents in this class: 2146
10-year publication summary
|
304
|
317
|
241
|
244
|
258
|
203
|
188
|
131
|
102
|
35
|
| 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. | 43400 |
171 |
| Intel Corporation | 47129 |
119 |
| Toshiba Corporation | 12502 |
95 |
| Murata Manufacturing Co., Ltd. | 24741 |
54 |
| United Microelectronics Corp. | 4249 |
53 |
| International Business Machines Corporation | 61471 |
49 |
| Vanguard International Semiconductor Corporation | 472 |
48 |
| Infineon Technologies Austria AG | 2173 |
46 |
| Fujitsu Limited | 18388 |
43 |
| MACOM Technology Solutions Holdings, Inc. | 822 |
36 |
| Rohm Co., Ltd. | 6487 |
34 |
| Semiconductor Components Industries, L.L.C. | 5269 |
33 |
| Infineon Technologies Americas Corp. | 660 |
28 |
| Samsung Electronics Co., Ltd. | 147622 |
26 |
| STMicroelectronics S.r.l. | 3600 |
26 |
| HRL Laboratories, LLC | 1602 |
26 |
| Toshiba Electronic Devices & Storage Corporation | 2031 |
24 |
| Innoscience (Zhuhai) Technology Co., Ltd. | 155 |
24 |
| Enkris Semiconductor, Inc. | 384 |
23 |
| Renesas Electronics Corporation | 5987 |
22 |
| Other owners | 1166 |