- 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: 1618
10-year publication summary
|
120
|
158
|
159
|
157
|
161
|
106
|
158
|
93
|
97
|
44
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kyocera Sld Laser, Inc. | 304 |
164 |
| Mitsubishi Electric Corporation | 48018 |
79 |
| Ams-osram International GmbH | 1648 |
69 |
| OSRAM Opto Semiconductors GmbH | 3244 |
61 |
| Sumitomo Electric Industries, Ltd. | 16331 |
59 |
| Sony Corporation | 30181 |
58 |
| OSRAM OLED GmbH | 1392 |
50 |
| The Furukawa Electric Co., Ltd. | 3694 |
42 |
| Nichia Corporation | 3874 |
39 |
| Nuvoton Technology Corporation Japan | 727 |
39 |
| Lumentumradiant GmbH | 179 |
34 |
| Panasonic Corporation | 19019 |
29 |
| Hamamatsu Photonics K.K. | 4681 |
27 |
| Huawei Technologies Co., Ltd. | 123385 |
23 |
| Sony Semiconductor Solutions Corporation | 11577 |
22 |
| II-VI Delaware, Inc. | 1623 |
19 |
| Sony Group Corporation | 15642 |
19 |
| Rohm Co., Ltd. | 6826 |
17 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
15 |
| Sharp Fukuyama Laser Co., Ltd. | 239 |
15 |
| Other owners | 738 |