H01S 5/041
Optical pumping
Official title: {Optical pumping}
H01S5/041 (Optical pumping) appears on 611 US grants and 608 published applications in this corpus.
Search patents in H01S- Granted patents
- 611
- Published applications
- 608
- Assignees
- 313
- Inventors
- 1,295
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 14 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 6 |
| 2002 | 18 | 26 |
| 2003 | 37 | 27 |
| 2004 | 34 | 39 |
| 2005 | 21 | 31 |
| 2006 | 20 | 24 |
| 2007 | 13 | 43 |
| 2008 | 24 | 28 |
| 2009 | 22 | 25 |
| 2010 | 32 | 21 |
| 2011 | 18 | 27 |
| 2012 | 12 | 11 |
| 2013 | 26 | 22 |
| 2014 | 21 | 24 |
| 2015 | 25 | 19 |
| 2016 | 25 | 26 |
| 2017 | 16 | 30 |
| 2018 | 31 | 21 |
| 2019 | 24 | 18 |
| 2020 | 17 | 27 |
| 2021 | 18 | 19 |
| 2022 | 17 | 20 |
| 2023 | 12 | 22 |
| 2024 | 15 | 23 |
| 2025 | 15 | 18 |
| 2026 | 13 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- External-cavity-free low-threshold perovskite laser device and application thereof29 Sep 2026US 12,749,874 B2Zhejiang University
- Radiation source and a method for generating electromagnetic radiation at a plurality of frequencies18 Aug 2026US 12,712,332 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Low quantum-defect intra-cavity-pumped semiconductor disk lasers18 Aug 2026US 12,712,335 B1
- Laser light source and LIDAR system comprising the laser light source18 Aug 2026US 12,712,337 B2OSRAM Opto Semiconductor GmbH
- Miniaturized master oscillator power-amplifier structure diode-pumped solid-state laser21 Jul 2026US 12,689,181 B2II-Vi Delaware, Inc.
- Self-starting figure-9 cavity lasers based on external signal injection27 Aug 2026US 2026/0254196 A1Anhui Huachuang Hongdu Photoelectric Technology Co., Ltd.
- High energy laser processing system20 Aug 2026US 2026/0246226 A1Nkt Photonics A/S
- Bioassay with a large dynamic range based on microlasers23 Jul 2026US 2026/0210957 A1The Regents of the University of Michigan
- Colloidal bulk nanocrystal laser and related method23 Jul 2026US 2026/0213493 A1Imec Vzw
- Scalable surface-emitting lasers with a uniform fundamental mode2 Jul 2026US 2026/0188972 A1Topolight, Inc.
Most cited
By later US patents
- Tunable optically-pumped semiconductor laser including a polarizing resonator mirror156US 6,661,830 B1Coherent, Inc. · 2003
- Optical gain medium having doped nanocrystals of semiconductors and also optical scatterers148US 5,434,878 ABrown University Research Foundation · 1995
- VCSEL-based multi-wavelength transmitter and receiver modules for serial and parallel optical links129US 5,914,976 AW. L. Gore & Associates, Inc. · 1999
- Resonant-periodic-gain distributed-feedback surface-emitting semiconductor laser107US 5,052,016 AUniversity of New Mexico · 1991
- Organic vertical-cavity surface-emitting laser104US 6,160,828 AThe Trustees of Princeton University · 2000