- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 31/032 - Inorganic materials including, apart from doping materials or other impurities, only compounds not provided for in groups
Patent holdings for IPC class H01L 31/032
Total number of patents in this class: 1160
10-year publication summary
|
186
|
152
|
129
|
135
|
133
|
126
|
84
|
63
|
50
|
21
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 60644 |
44 |
| Samsung Electronics Co., Ltd. | 131630 |
29 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
24 |
| Flisom AG | 79 |
19 |
| Toshiba Energy Systems & Solutions Corp. | 954 |
19 |
| Toshiba Corporation | 12017 |
18 |
| First Solar, Inc. | 486 |
18 |
| LG Chem, Ltd. | 17205 |
17 |
| Northwestern University | 3112 |
17 |
| Nanoco Technologies Ltd. | 148 |
17 |
| Research & Business Foundation Sungkyunkwan University | 1640 |
16 |
| Cubicpv Inc. | 118 |
16 |
| Dow Global Technologies LLC | 10147 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
13 |
| Semiconductor Energy Laboratory Co., Ltd. | 10902 |
12 |
| Korea Institute of Science and Technology | 2022 |
12 |
| Alliance for Sustainable Energy, LLC | 698 |
12 |
| Saint-Gobain Glass France | 3641 |
12 |
| Beijing Apollo Ding Rong Solar Technology Co., Ltd. | 192 |
11 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
11 |
| Other owners | 810 |