- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 23/544 - Marks applied to semiconductor devices, e.g. registration marks, test patterns
Patent holdings for IPC class H01L 23/544
Total number of patents in this class: 3769
10-year publication summary
|
297
|
358
|
344
|
356
|
340
|
318
|
269
|
327
|
314
|
234
|
| 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 |
504 |
| Samsung Electronics Co., Ltd. | 147622 |
242 |
| Disco Corporation | 1871 |
97 |
| Micron Technology, Inc. | 26210 |
93 |
| Renesas Electronics Corporation | 5987 |
84 |
| Changxin Memory Technologies, Inc. | 4927 |
82 |
| Intel Corporation | 47129 |
78 |
| Semiconductor Components Industries, L.L.C. | 5269 |
77 |
| Boe Technology Group Co., Ltd. | 41547 |
75 |
| International Business Machines Corporation | 61471 |
69 |
| Kioxia Corporation | 10441 |
69 |
| Infineon Technologies AG | 8255 |
68 |
| United Microelectronics Corp. | 4249 |
65 |
| Texas Instruments Incorporated | 19445 |
62 |
| Samsung Display Co., Ltd. | 35269 |
60 |
| SK Hynix Inc. | 11484 |
43 |
| Nanya Technology Corporation | 2546 |
42 |
| Monolithic 3D Inc. | 308 |
41 |
| Mitsubishi Electric Corporation | 46449 |
33 |
| ASML Netherlands B.V. | 7441 |
33 |
| Other owners | 1852 |