- All sections
- H - Electricity
- H01S - Devices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate lightdevices using stimulated emission of electromagnetic radiation in wave ranges other than optical
- H01S 5/0239 - Combinations of electrical or optical elements
Patent holdings for IPC class H01S 5/0239
Total number of patents in this class: 255
10-year publication summary
|
0
|
0
|
1
|
4
|
41
|
52
|
43
|
34
|
46
|
20
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Electric Corporation | 47971 |
18 |
| Sony Semiconductor Solutions Corporation | 11551 |
18 |
| Rohm Co., Ltd. | 6824 |
15 |
| Nichia Corporation | 3872 |
14 |
| Ams-osram International GmbH | 1644 |
10 |
| The Furukawa Electric Co., Ltd. | 3701 |
9 |
| Hisense Laser Display Co., Ltd. | 455 |
8 |
| Sumitomo Electric Industries, Ltd. | 16305 |
7 |
| Sumitomo Electric Device Innovations, Inc. | 471 |
6 |
| Kyocera Corporation | 14335 |
5 |
| FUJIFILM Business Innovation Corp. | 7916 |
5 |
| Panasonic Holdings Corporation | 1791 |
5 |
| Sony Corporation | 30208 |
4 |
| NEC Corporation | 36934 |
4 |
| Fujikura Ltd. | 3078 |
4 |
| II-VI Delaware, Inc. | 1624 |
4 |
| Wells Fargo Bank, National Association, AS Collateral Agent | 878 |
4 |
| Huawei Technologies Co., Ltd. | 123282 |
3 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11127 |
3 |
| Hamamatsu Photonics K.K. | 4669 |
3 |
| Other owners | 106 |