- 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 5/223 - Buried stripe structure
Patent holdings for IPC class H01S 5/223
Total number of patents in this class: 129
10-year publication summary
6
|
12
|
9
|
13
|
11
|
8
|
8
|
18
|
7
|
5
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Mitsubishi Electric Corporation | 45946 |
11 |
OSRAM OLED GmbH | 1783 |
10 |
OSRAM Opto Semiconductors GmbH | 3313 |
8 |
Sony Corporation | 31107 |
6 |
Nippon Telegraph and Telephone Corporation | 17260 |
6 |
The Furukawa Electric Co., Ltd. | 3644 |
5 |
MACOM Technology Solutions Holdings, Inc. | 820 |
5 |
Corning Incorporated | 10246 |
4 |
Lumentum Operations LLC | 728 |
4 |
Sharp Fukuyama Laser Co., Ltd. | 180 |
4 |
Sumitomo Electric Industries, Ltd. | 15414 |
3 |
Rohm Co., Ltd. | 6429 |
3 |
Hamamatsu Photonics K.K. | 4403 |
3 |
GLOBALFOUNDRIES U.S. Inc. | 6429 |
3 |
Lumentum Japan, Inc. | 228 |
3 |
Ferdinand-Braun-Institut gGmbH, Leibniz- Institut für Höchstfrequenztechnik | 62 |
3 |
Panasonic Corporation | 20142 |
2 |
Intel Corporation | 46893 |
2 |
Electronics and Telecommunications Research Institute | 9365 |
2 |
Nichia Corporation | 3694 |
2 |
Other owners | 40 |