- 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 3/109 - Frequency multiplication, e.g. harmonic generation
Patent holdings for IPC class H01S 3/109
Total number of patents in this class: 387
10-year publication summary
|
34
|
33
|
25
|
27
|
30
|
21
|
29
|
18
|
19
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| IPG Photonics Corporation | 513 |
17 |
| Mitsubishi Electric Corporation | 44851 |
16 |
| Panasonic Corporation | 20315 |
14 |
| KLA-Tencor Corporation | 2550 |
14 |
| Boston Scientific Scimed, Inc. | 9524 |
12 |
| Coherent, Inc. | 318 |
11 |
| Gigaphoton Inc. | 1187 |
7 |
| Xerox Corporation | 7076 |
6 |
| Coherent LaserSystems GmbH & Co. KG | 57 |
6 |
| M Squared Lasers Limited | 93 |
6 |
| NKT Photonics A/S | 237 |
6 |
| Candela Corporation | 182 |
5 |
| Macquarie University | 160 |
5 |
| TOPTICA Photonics AG | 47 |
5 |
| Koninklijke Philips Electronics N.V. | 10844 |
4 |
| Corning Incorporated | 10125 |
4 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2066 |
4 |
| EpiCrystals Oy | 9 |
4 |
| Eximo Medical Ltd. | 32 |
4 |
| Mitutoyo Corporation | 1219 |
4 |
| Other owners | 233 |