- 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: 1429
10-year publication summary
152
|
163
|
173
|
183
|
143
|
145
|
109
|
85
|
28
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Lintec Corporation | 1915 |
47 |
LG Chem, Ltd. | 17205 |
35 |
LG Innotek Co., Ltd. | 6758 |
33 |
FUJIFILM Corporation | 27102 |
32 |
Sumitomo Chemical Company, Limited | 8808 |
28 |
Murata Manufacturing Co., Ltd. | 22355 |
27 |
Mitsubishi Materials Corporation | 2378 |
25 |
Denso Corporation | 23338 |
23 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
22 |
Panasonic Corporation | 20786 |
20 |
Sumitomo Electric Industries, Ltd. | 14131 |
18 |
University of Houston System | 1005 |
17 |
Fujitsu Limited | 19265 |
16 |
Hyundai Motor Company | 19021 |
16 |
Toyota Motor Corporation | 28582 |
14 |
National Institute of Advanced Industrial Science and Technology | 3677 |
13 |
Face International Corp. | 88 |
13 |
The Boeing Company | 19843 |
12 |
Emitec Gesellschaft für Emissionstechnologie mbH | 375 |
12 |
Kia Motors Corporation | 7946 |
12 |
Other owners | 994 |