- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 31/073 - 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 heterojunction type comprising only AIIBVI compound semiconductors, e.g. CdS/CdTe solar cells
Patent holdings for IPC class H01L 31/073
Total number of patents in this class: 191
10-year publication summary
|
20
|
23
|
9
|
14
|
12
|
12
|
10
|
5
|
6
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| First Solar, Inc. | 512 |
93 |
| JPMorgan Chase Bank, National Association | 8556 |
11 |
| China Triumph International Engineering Co., Ltd. | 78 |
9 |
| CTF Solar GmbH | 57 |
8 |
| Alliance for Sustainable Energy, LLC | 796 |
4 |
| The University of Toledo | 428 |
4 |
| Arizona Board of Regents on behalf of Arizona State University | 2605 |
3 |
| Von Roll Solar AG | 4 |
3 |
| The United States of America as represented by the Secretary of the Navy | 2747 |
2 |
| Boe Technology Group Co., Ltd. | 40912 |
2 |
| Banpil Photonics, Inc. | 61 |
2 |
| BYD Company Limited | 4958 |
2 |
| First Solar Malaysia Sdn. Bhd. | 62 |
2 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1294 |
2 |
| JX Nippon Mining & Metals Corporation | 1490 |
2 |
| Ostendo Technologies, Inc. | 112 |
2 |
| Uriel Solar, Inc. | 7 |
2 |
| Shenzhen BYD Auto R&D Company Limited | 245 |
2 |
| NKT Photonics A/S | 248 |
2 |
| Qualcomm Mems Technologies, Inc. | 628 |
1 |
| Other owners | 33 |