- 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: 330
10-year publication summary
|
29
|
26
|
38
|
17
|
25
|
20
|
16
|
14
|
12
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamamatsu Photonics K.K. | 4564 |
51 |
| Kyoto University | 2879 |
45 |
| OSRAM Opto Semiconductors GmbH | 3277 |
17 |
| Rohm Co., Ltd. | 6675 |
14 |
| Stanley Electric Co., Ltd. | 1321 |
9 |
| Sony Corporation | 30608 |
8 |
| Mitsubishi Electric Corporation | 47338 |
8 |
| Ams-osram International GmbH | 1160 |
8 |
| Toshiba Corporation | 12536 |
7 |
| Lumentum Japan, Inc. | 206 |
7 |
| LG Innotek Co., Ltd. | 8026 |
6 |
| The Regents of the University of California | 20366 |
5 |
| Sony Group Corporation | 14891 |
5 |
| Canon Inc. | 41645 |
4 |
| Ricoh Company, Ltd. | 13345 |
4 |
| Oracle International Corporation | 13196 |
4 |
| Japan Science and Technology Agency | 1261 |
4 |
| Canon Kabushiki Kaisha | 7204 |
4 |
| Suzhou Lekin Semiconductor Co., Ltd. | 1318 |
4 |
| Phosertek Corporation | 10 |
4 |
| Other owners | 112 |