H01S 3/091
Using optical pumping
Official title: using optical pumping
H01S3/091 (Using optical pumping) appears on 5,299 US grants and 4,635 published applications in this corpus.
Search patents in H01S- Granted patents
- 5,299
- Published applications
- 4,635
- Assignees
- 1,661
- Inventors
- 8,250
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 23 | 0 |
| 1978 | 11 | 0 |
| 1979 | 17 | 0 |
| 1980 | 13 | 0 |
| 1981 | 13 | 0 |
| 1982 | 16 | 0 |
| 1983 | 13 | 0 |
| 1984 | 18 | 0 |
| 1985 | 15 | 0 |
| 1986 | 17 | 0 |
| 1987 | 27 | 0 |
| 1988 | 44 | 0 |
| 1989 | 53 | 0 |
| 1990 | 49 | 0 |
| 1991 | 62 | 0 |
| 1992 | 77 | 0 |
| 1993 | 88 | 0 |
| 1994 | 105 | 0 |
| 1995 | 75 | 0 |
| 1996 | 101 | 0 |
| 1997 | 78 | 0 |
| 1998 | 107 | 0 |
| 1999 | 119 | 0 |
| 2000 | 119 | 0 |
| 2001 | 127 | 47 |
| 2002 | 175 | 265 |
| 2003 | 199 | 236 |
| 2004 | 206 | 215 |
| 2005 | 172 | 234 |
| 2006 | 186 | 185 |
| 2007 | 127 | 207 |
| 2008 | 144 | 165 |
| 2009 | 148 | 186 |
| 2010 | 172 | 193 |
| 2011 | 139 | 168 |
| 2012 | 128 | 154 |
| 2013 | 143 | 162 |
| 2014 | 179 | 181 |
| 2015 | 195 | 214 |
| 2016 | 184 | 201 |
| 2017 | 213 | 194 |
| 2018 | 163 | 173 |
| 2019 | 169 | 184 |
| 2020 | 157 | 167 |
| 2021 | 108 | 165 |
| 2022 | 145 | 174 |
| 2023 | 94 | 198 |
| 2024 | 134 | 157 |
| 2025 | 113 | 126 |
| 2026 | 97 | 84 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hyper temporal lidar using multiple matched filters to determine target retro-reflectivity15 Sep 2026US 12,736,637 B2Aeye, Inc.
- Optical amplifying fiber, optical fiber amplifier, and optical communication system15 Sep 2026US 12,738,707 B2Furukawa Electric Co., Ltd.
- Fiber laser system15 Sep 2026US 12,738,708 B2Cegep Garneau
- Pump modulation for optical amplifier link communication8 Sep 2026US 12,731,953 B2II-Vi Delaware, Inc.
- Intracavity frequency conversion in solid-state laser resonator with end-pumping1 Sep 2026US 12,725,996 B2Coherent LaserSystems GmbH & Co. KG
- Dynamic repetition-rate control of single-cavity dual-comb lasers8 Oct 2026US 2026/0312357 A1The Regents of the University of Colorado, a body corporate
- Hybrid optical amplifier1 Oct 2026US 2026/0302711 A11FINITY Inc.
- Cavity-assisted pump recylcing for hgh-efficiency cladding-pumped doped fiber amplifiers1 Oct 2026US 2026/0302712 A1Nokia Solutions and Networks Oy
- Dual-ended and wavelength-locked optical pumping1 Oct 2026US 2026/0302713 A1Lumentum Operations LLC
- Modulation transfer spectroscopy device1 Oct 2026US 2026/0302715 A1
Most cited
By later US patents
- Evanescent-field optical amplifiers and lasers1,018US 7,170,910 B2National Chiao Tung University · 2007
- Multiple core fiber laser and optical amplifier322US 5,566,196 ASDL, Inc. · 1996
- Single-mode amplifiers and compressors based on multi-mode fibers291US 5,818,630 AImra America, Inc. · 1998
- Optical coupler, a method of its fabrication and use252US 7,532,792 B2Crystal Fibre A/S · 2009
- Ultraviolet laser apparatus and exposure apparatus using same250US 7,023,610 B2Nikon Corporation · 2006