- 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: 1151
10-year publication summary
|
128
|
135
|
132
|
123
|
82
|
62
|
43
|
52
|
29
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 62935 |
37 |
| Samsung Electronics Co., Ltd. | 160170 |
30 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 49884 |
23 |
| Toshiba Corporation | 12779 |
22 |
| Toshiba Energy Systems & Solutions Corp. | 1113 |
22 |
| First Solar, Inc. | 521 |
19 |
| Flisom AG | 77 |
19 |
| LG Chem, Ltd. | 18010 |
17 |
| Nanoco Technologies Ltd. | 144 |
17 |
| Northwestern University | 3611 |
16 |
| Research & Business Foundation Sungkyunkwan University | 2216 |
16 |
| Dow Global Technologies LLC | 11114 |
13 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11137 |
13 |
| Korea Institute of Science and Technology | 2276 |
13 |
| Saint-Gobain Glass France | 3246 |
12 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6157 |
12 |
| Cubicpv Inc. | 115 |
12 |
| Semiconductor Energy Laboratory Co., Ltd. | 11965 |
11 |
| Beijing Apollo Ding Rong Solar Technology Co., Ltd. | 188 |
11 |
| Sony Corporation | 29821 |
9 |
| Other owners | 807 |