- 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 3/134 - Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation in gas lasers
Patent holdings for IPC class H01S 3/134
Total number of patents in this class: 129
10-year publication summary
|
14
|
17
|
12
|
19
|
12
|
10
|
10
|
10
|
6
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gigaphoton Inc. | 1120 |
70 |
| Cymer, LLC | 347 |
19 |
| FANUC Corporation | 5803 |
7 |
| Mitsubishi Electric Corporation | 43934 |
6 |
| ASML Netherlands B.V. | 6816 |
5 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
2 |
| Coherent, Inc. | 337 |
2 |
| Coherent LaserSystems GmbH & Co. KG | 51 |
2 |
| Strata Skin Sciences, Inc. | 29 |
2 |
| TRUMPF Laser- und Systemtechnik GmbH | 505 |
2 |
| Panasonic Corporation | 20786 |
1 |
| Ricoh Company, Ltd. | 13266 |
1 |
| Nikon Corporation | 7162 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
1 |
| Komatsu Ltd. | 4265 |
1 |
| AFL Telecommunications LLC | 656 |
1 |
| PhotoMedex, Inc. | 5 |
1 |
| The United States of America as represented by the Secretary of the Air Force | 754 |
1 |
| Ushio, Inc. | 5 |
1 |
| VIA Mechanics, Ltd. | 36 |
1 |
| Other owners | 2 |