- All sections
- H - Electricity
- H01S - Devices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light; devices 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: 1423
10-year publication summary
|
106
|
102
|
119
|
158
|
159
|
156
|
155
|
103
|
146
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Sld Laser, Inc. | 281 |
154 |
| OSRAM OLED GmbH | 1841 |
73 |
| Mitsubishi Electric Corporation | 43934 |
65 |
| OSRAM Opto Semiconductors GmbH | 3390 |
62 |
| Sony Corporation | 32931 |
57 |
| Sumitomo Electric Industries, Ltd. | 14131 |
54 |
| The Furukawa Electric Co., Ltd. | 3486 |
35 |
| Nichia Corporation | 3394 |
31 |
| Panasonic Corporation | 20786 |
29 |
| Lumentum Japan, Inc. | 240 |
28 |
| Ams-osram International GmbH | 466 |
26 |
| Nuvoton Technology Corporation Japan | 420 |
24 |
| Hamamatsu Photonics K.K. | 4161 |
22 |
| Huawei Technologies Co., Ltd. | 100781 |
20 |
| Rohm Co., Ltd. | 5843 |
19 |
| MACOM Technology Solutions Holdings, Inc. | 784 |
17 |
| Sony Group Corporation | 10730 |
16 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
15 |
| Sony Semiconductor Solutions Corporation | 8770 |
15 |
| The Regents of the University of California | 18943 |
14 |
| Other owners | 647 |