- 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 3/1112 - Passive mode locking
Patent holdings for IPC class H01S 3/1112
Total number of patents in this class: 49
10-year publication summary
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1
|
0
|
1
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0
|
1
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6
|
8
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6
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7
|
2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| California Institute of Technology | 4038 |
2 |
| East China Normal University | 202 |
2 |
| Institut National de La Recherche Scientifique | 263 |
2 |
| IPG Photonics Corporation | 594 |
2 |
| Quantum-Si Incorporated | 430 |
2 |
| The Regents of the University of Colorado, a body corporate | 2846 |
2 |
| TRUMPF Laser GmbH | 158 |
2 |
| Cambridge Raman Imaging Ltd. | 3 |
2 |
| Chongqing Institute of East China Normal University | 49 |
2 |
| ROI Optoelectronics Technology CO, LTD. | 35 |
2 |
| Yunnan Huapu quantum Material Co., Ltd | 23 |
2 |
| Chongqing Huapu Intelligent Equipment Co., Ltd. | 10 |
2 |
| GuangDong ROI Optoelectronics Technology Co., Ltd. | 11 |
2 |
| Centre National de La Recherche Scientifique | 11111 |
1 |
| Massachusetts Institute of Technology | 10305 |
1 |
| IMRA America, Inc. | 150 |
1 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11130 |
1 |
| Hamamatsu Photonics K.K. | 4713 |
1 |
| Cornell University | 3455 |
1 |
| Institut National D'optique | 290 |
1 |
| Other owners | 16 |