- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 35/34 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
Patent holdings for IPC class H01L 35/34
Total number of patents in this class: 1346
10-year publication summary
|
163
|
172
|
183
|
142
|
144
|
103
|
68
|
19
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lintec Corporation | 1968 |
45 |
| LG Chem, Ltd. | 17644 |
35 |
| FUJIFILM Corporation | 29543 |
32 |
| LG Innotek Co., Ltd. | 7722 |
31 |
| Murata Manufacturing Co., Ltd. | 24713 |
27 |
| Sumitomo Chemical Company, Limited | 9047 |
26 |
| Mitsubishi Materials Corporation | 2454 |
25 |
| Denso Corporation | 24431 |
22 |
| Panasonic Intellectual Property Management Co., Ltd. | 31806 |
21 |
| Panasonic Corporation | 20050 |
20 |
| Sumitomo Electric Industries, Ltd. | 15593 |
18 |
| University of Houston System | 1095 |
17 |
| Hyundai Motor Company | 22257 |
16 |
| Fujitsu Limited | 18387 |
15 |
| Toyota Motor Corporation | 32788 |
13 |
| The Boeing Company | 20117 |
12 |
| Kia Motors Corporation | 7751 |
12 |
| National Institute of Advanced Industrial Science and Technology | 3798 |
12 |
| Face International Corp. | 99 |
12 |
| National Institute for Materials Science | 1105 |
12 |
| Other owners | 923 |