- 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 5/18 - Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
Patent holdings for IPC class H01S 5/18
Total number of patents in this class: 324
10-year publication summary
|
29
|
27
|
38
|
18
|
25
|
20
|
16
|
14
|
12
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamamatsu Photonics K.K. | 4704 |
51 |
| Kyoto University | 2911 |
43 |
| OSRAM Opto Semiconductors GmbH | 3242 |
17 |
| Rohm Co., Ltd. | 6846 |
11 |
| Stanley Electric Co., Ltd. | 1386 |
9 |
| Sony Corporation | 30128 |
8 |
| Mitsubishi Electric Corporation | 48146 |
8 |
| Ams-osram International GmbH | 1666 |
8 |
| Toshiba Corporation | 12584 |
7 |
| Lumentumradiant GmbH | 178 |
7 |
| LG Innotek Co., Ltd. | 8498 |
6 |
| The Regents of the University of California | 20802 |
5 |
| Sony Group Corporation | 15780 |
5 |
| Canon Inc. | 44011 |
4 |
| Ricoh Company, Ltd. | 13336 |
4 |
| Oracle International Corporation | 13595 |
4 |
| Japan Science and Technology Agency | 1212 |
4 |
| Canon Kabushiki Kaisha | 7362 |
4 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1248 |
4 |
| Phosertek Corporation | 10 |
4 |
| Other owners | 111 |