- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 29/423 - Electrodes characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
Patent holdings for IPC class H01L 29/423
Total number of patents in this class: 18146
10-year publication summary
1547
|
1987
|
1838
|
1850
|
1964
|
1794
|
1674
|
1875
|
2041
|
701
|
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 |
3282 |
Samsung Electronics Co., Ltd. | 131630 |
1426 |
International Business Machines Corporation | 60644 |
1030 |
Intel Corporation | 45621 |
751 |
Semiconductor Energy Laboratory Co., Ltd. | 10902 |
450 |
United Microelectronics Corp. | 3921 |
381 |
Renesas Electronics Corporation | 6305 |
370 |
GLOBALFOUNDRIES U.S. Inc. | 6459 |
351 |
Micron Technology, Inc. | 24960 |
318 |
Toshiba Corporation | 12017 |
304 |
SK Hynix Inc. | 11030 |
288 |
Fuji Electric Co., Ltd. | 4750 |
284 |
Rohm Co., Ltd. | 5843 |
278 |
Infineon Technologies AG | 8189 |
235 |
Infineon Technologies Austria AG | 1954 |
215 |
Boe Technology Group Co., Ltd. | 35384 |
200 |
Kioxia Corporation | 9847 |
192 |
Texas Instruments Incorporated | 19376 |
168 |
Semiconductor Manufacturing International (Shanghai) Corporation | 1764 |
146 |
Silicon Storage Technology, Inc. | 678 |
141 |
Other owners | 7336 |