- 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: 3915
10-year publication summary
|
358
|
344
|
356
|
340
|
317
|
271
|
312
|
289
|
315
|
136
|
| 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. | 48629 |
531 |
| Samsung Electronics Co., Ltd. | 158605 |
282 |
| Disco Corporation | 1957 |
97 |
| Micron Technology, Inc. | 27666 |
94 |
| Renesas Electronics Corporation | 5863 |
85 |
| Changxin Memory Technologies, Inc. | 4932 |
82 |
| Intel Corporation | 47162 |
80 |
| Semiconductor Components Industries, L.L.C. | 5255 |
78 |
| Boe Technology Group Co., Ltd. | 44484 |
76 |
| International Business Machines Corporation | 62754 |
70 |
| Kioxia Corporation | 10879 |
70 |
| Texas Instruments Incorporated | 19639 |
69 |
| United Microelectronics Corp. | 4504 |
68 |
| Infineon Technologies AG | 8410 |
66 |
| Samsung Display Co., Ltd. | 38914 |
63 |
| Nanya Technology Corporation | 2925 |
47 |
| SK Hynix Inc. | 12611 |
45 |
| Monolithic 3D Inc. | 339 |
42 |
| Mitsubishi Electric Corporation | 48236 |
37 |
| ASML Netherlands B.V. | 7987 |
36 |
| Other owners | 1897 |