- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 31/068 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN homojunction type, e.g. bulk silicon PN homojunction solar cells or thin film polycrystalline silicon PN homojunction solar cells
Patent holdings for IPC class H01L 31/068
Total number of patents in this class: 1544
10-year publication summary
|
189
|
147
|
144
|
124
|
85
|
61
|
70
|
84
|
86
|
52
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Maxeon Solar Pte. Ltd. | 712 |
177 |
| Shin-Etsu Chemical Co., Ltd. | 5676 |
67 |
| Trina Solar Co., Ltd | 442 |
57 |
| Shangrao Xinyuan Yuedong Technology Development Co. Ltd | 121 |
49 |
| JingAo Solar Co., Ltd. | 162 |
48 |
| Kyocera Corporation | 13884 |
37 |
| Zhejiang Jinko Solar Co., Ltd. | 235 |
31 |
| Mitsubishi Electric Corporation | 46295 |
30 |
| Sharp Kabushiki Kaisha | 18734 |
22 |
| International Business Machines Corporation | 61353 |
20 |
| Jinko Solar Co., Ltd. | 234 |
20 |
| Tongwei Solar (meishan) Co., Ltd. | 58 |
20 |
| Guangdong Aiko Solar Energy Technology Co., Ltd. | 84 |
19 |
| Zhejiang Aiko Solar Energy Technology Co., Ltd. | 74 |
18 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10930 |
16 |
| Varian Semiconductor Equipment Associates, Inc. | 1231 |
15 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6123 |
13 |
| Tesla, Inc. | 1736 |
12 |
| LONGi Green Energy Technology Co., Ltd. | 303 |
12 |
| Hitachi Chemical Company, Ltd. | 2342 |
11 |
| Other owners | 850 |