- 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 5/028 - Coatings
Patent holdings for IPC class H01S 5/028
Total number of patents in this class: 771
10-year publication summary
50
|
59
|
60
|
64
|
93
|
93
|
88
|
80
|
72
|
31
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
OSRAM Opto Semiconductors GmbH | 3390 |
58 |
Kyocera Sld Laser, Inc. | 281 |
56 |
OSRAM OLED GmbH | 1841 |
43 |
Ams-osram International GmbH | 466 |
24 |
II-VI Delaware, Inc. | 1720 |
20 |
Sumitomo Electric Industries, Ltd. | 14131 |
19 |
Nichia Corporation | 3394 |
19 |
Lumentum Operations LLC | 696 |
17 |
MACOM Technology Solutions Holdings, Inc. | 784 |
17 |
Sony Corporation | 32931 |
16 |
Mitsubishi Electric Corporation | 43934 |
15 |
The Furukawa Electric Co., Ltd. | 3486 |
15 |
Huawei Technologies Co., Ltd. | 100781 |
14 |
Hamamatsu Photonics K.K. | 4161 |
13 |
nLIGHT, Inc. | 380 |
13 |
Lumentum Japan, Inc. | 240 |
13 |
Cisco Technology, Inc. | 18858 |
10 |
The Government of the United States of America, as represented by the Secretary of the Navy | 1102 |
10 |
Nuvoton Technology Corporation Japan | 420 |
9 |
Rockley Photonics Limited | 399 |
8 |
Other owners | 362 |