- 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 5/22 - Structure or shape of the semiconductor body to guide the optical wave having a ridge or a stripe structure
Patent holdings for IPC class H01S 5/22
Total number of patents in this class: 1530
10-year publication summary
|
102
|
120
|
158
|
159
|
157
|
160
|
103
|
151
|
90
|
45
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Sld Laser, Inc. | 297 |
161 |
| Mitsubishi Electric Corporation | 45811 |
73 |
| OSRAM OLED GmbH | 1784 |
73 |
| OSRAM Opto Semiconductors GmbH | 3316 |
61 |
| Sony Corporation | 31148 |
58 |
| Sumitomo Electric Industries, Ltd. | 15344 |
57 |
| The Furukawa Electric Co., Ltd. | 3627 |
40 |
| Nichia Corporation | 3653 |
35 |
| Ams-osram International GmbH | 947 |
33 |
| Nuvoton Technology Corporation Japan | 579 |
32 |
| Lumentum Japan, Inc. | 229 |
31 |
| Panasonic Corporation | 20173 |
29 |
| Hamamatsu Photonics K.K. | 4388 |
25 |
| Huawei Technologies Co., Ltd. | 110995 |
22 |
| Rohm Co., Ltd. | 6411 |
21 |
| Sony Semiconductor Solutions Corporation | 10271 |
18 |
| Sony Group Corporation | 13501 |
18 |
| II-VI Delaware, Inc. | 1689 |
17 |
| MACOM Technology Solutions Holdings, Inc. | 817 |
17 |
| The Regents of the University of California | 19812 |
16 |
| Other owners | 693 |