- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 21/268 - Bombardment with wave or particle radiation with high-energy radiation using electromagnetic radiation, e.g. laser radiation
Patent holdings for IPC class H01L 21/268
Total number of patents in this class: 1687
10-year publication summary
|
179
|
160
|
189
|
187
|
164
|
154
|
150
|
102
|
117
|
33
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Disco Corporation | 1745 |
141 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
76 |
| Applied Materials, Inc. | 16587 |
73 |
| The Japan Steel Works, Ltd. | 597 |
60 |
| V Technology Co., Ltd. | 394 |
53 |
| Infineon Technologies AG | 8189 |
44 |
| Fuji Electric Co., Ltd. | 4750 |
42 |
| Tokyo Electron Limited | 11599 |
36 |
| Screen Holdings Co., Ltd. | 2431 |
34 |
| Hamamatsu Photonics K.K. | 4161 |
32 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
30 |
| Sumitomo Heavy Industries, Ltd. | 1670 |
29 |
| Jsw Aktina System, Co., Ltd. | 61 |
29 |
| Kokusai Electric Corporation | 1791 |
24 |
| Samsung Electronics Co., Ltd. | 131630 |
23 |
| Texas Instruments Incorporated | 19376 |
21 |
| Gigaphoton Inc. | 1120 |
21 |
| Monolithic 3D Inc. | 270 |
21 |
| Samsung Display Co., Ltd. | 30585 |
19 |
| Micron Technology, Inc. | 24960 |
19 |
| Other owners | 860 |