- 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: 3926
10-year publication summary
|
358
|
344
|
356
|
340
|
318
|
272
|
333
|
317
|
320
|
73
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Taiwan Semiconductor Manufacturing Company, Ltd. | 47071 |
532 |
| Samsung Electronics Co., Ltd. | 153093 |
273 |
| Micron Technology, Inc. | 27238 |
97 |
| Disco Corporation | 1925 |
97 |
| Renesas Electronics Corporation | 5873 |
84 |
| Changxin Memory Technologies, Inc. | 4924 |
82 |
| Intel Corporation | 46673 |
79 |
| Semiconductor Components Industries, L.L.C. | 5265 |
78 |
| Boe Technology Group Co., Ltd. | 42854 |
76 |
| International Business Machines Corporation | 62148 |
72 |
| Kioxia Corporation | 10704 |
70 |
| Texas Instruments Incorporated | 19614 |
69 |
| Infineon Technologies AG | 8380 |
68 |
| United Microelectronics Corp. | 4425 |
68 |
| Samsung Display Co., Ltd. | 37630 |
63 |
| Nanya Technology Corporation | 2831 |
49 |
| SK Hynix Inc. | 12086 |
47 |
| Monolithic 3D Inc. | 328 |
43 |
| ASML Netherlands B.V. | 7710 |
37 |
| Mitsubishi Electric Corporation | 47522 |
35 |
| Other owners | 1907 |