- 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 3/1115 - Passive mode locking using intracavity saturable absorbers
Patent holdings for IPC class H01S 3/1115
Total number of patents in this class: 40
10-year publication summary
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0
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0
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0
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1
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2
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5
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5
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8
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4
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6
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamamatsu Photonics K.K. | 4419 |
7 |
| Energetiq Technology, Inc. | 49 |
6 |
| Quantum-Si Incorporated | 447 |
3 |
| Electronics and Telecommunications Research Institute | 9399 |
2 |
| Cambridge Raman Imaging Ltd. | 3 |
2 |
| Nippon Telegraph and Telephone Corporation | 17349 |
1 |
| Korea Institute of Science and Technology | 2123 |
1 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2164 |
1 |
| Beijing University of Technology | 492 |
1 |
| Canatu Oy | 55 |
1 |
| IPG Photonics Corporation | 531 |
1 |
| Leukos | 6 |
1 |
| National University Corporation Saitama University | 130 |
1 |
| IPG Laser GmbH | 10 |
1 |
| Viettel Group | 101 |
1 |
| Isteq B.V. | 11 |
1 |
| L3Harris Technologies, Inc. | 297 |
1 |
| Qingdao Yichenleishuo Technology Co., Ltd | 3 |
1 |
| UNM Rainforest Innovations | 430 |
1 |
| VALO Innovations GmbH | 3 |
1 |
| Other owners | 5 |