- 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: 1563
10-year publication summary
|
100
|
120
|
157
|
159
|
156
|
157
|
102
|
150
|
90
|
83
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Sld Laser, Inc. | 299 |
162 |
| Mitsubishi Electric Corporation | 46618 |
76 |
| OSRAM OLED GmbH | 1771 |
73 |
| OSRAM Opto Semiconductors GmbH | 3288 |
61 |
| Sony Corporation | 30901 |
58 |
| Sumitomo Electric Industries, Ltd. | 15668 |
58 |
| The Furukawa Electric Co., Ltd. | 3701 |
41 |
| Ams-osram International GmbH | 1063 |
40 |
| Nichia Corporation | 3753 |
37 |
| Nuvoton Technology Corporation Japan | 648 |
37 |
| Lumentum Japan, Inc. | 226 |
31 |
| Panasonic Corporation | 20018 |
29 |
| Hamamatsu Photonics K.K. | 4462 |
25 |
| Huawei Technologies Co., Ltd. | 114462 |
22 |
| Rohm Co., Ltd. | 6520 |
20 |
| Sony Semiconductor Solutions Corporation | 10714 |
18 |
| Sony Group Corporation | 14321 |
18 |
| II-VI Delaware, Inc. | 1653 |
17 |
| MACOM Technology Solutions Holdings, Inc. | 834 |
17 |
| The Regents of the University of California | 20153 |
16 |
| Other owners | 707 |