H01S 3/14
Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared
Official title: characterised by the material used as the active medium
H01S3/14 (Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared) appears on 5,246 US grants and 4,868 published applications in this corpus.
Search patents in H01S- Granted patents
- 5,246
- Published applications
- 4,868
- Assignees
- 1,694
- Inventors
- 8,775
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 30 | 0 |
| 1977 | 26 | 0 |
| 1978 | 22 | 0 |
| 1979 | 29 | 0 |
| 1980 | 26 | 0 |
| 1981 | 31 | 0 |
| 1982 | 22 | 0 |
| 1983 | 13 | 0 |
| 1984 | 13 | 0 |
| 1985 | 15 | 0 |
| 1986 | 30 | 0 |
| 1987 | 31 | 0 |
| 1988 | 28 | 0 |
| 1989 | 45 | 0 |
| 1990 | 42 | 0 |
| 1991 | 55 | 0 |
| 1992 | 70 | 0 |
| 1993 | 71 | 0 |
| 1994 | 86 | 0 |
| 1995 | 84 | 0 |
| 1996 | 61 | 0 |
| 1997 | 59 | 0 |
| 1998 | 80 | 0 |
| 1999 | 69 | 0 |
| 2000 | 93 | 0 |
| 2001 | 109 | 52 |
| 2002 | 144 | 215 |
| 2003 | 191 | 210 |
| 2004 | 184 | 189 |
| 2005 | 159 | 231 |
| 2006 | 169 | 174 |
| 2007 | 131 | 189 |
| 2008 | 131 | 173 |
| 2009 | 131 | 159 |
| 2010 | 164 | 197 |
| 2011 | 145 | 160 |
| 2012 | 130 | 173 |
| 2013 | 151 | 194 |
| 2014 | 179 | 197 |
| 2015 | 201 | 182 |
| 2016 | 187 | 204 |
| 2017 | 217 | 233 |
| 2018 | 173 | 216 |
| 2019 | 192 | 203 |
| 2020 | 163 | 212 |
| 2021 | 142 | 210 |
| 2022 | 174 | 218 |
| 2023 | 124 | 210 |
| 2024 | 161 | 189 |
| 2025 | 154 | 169 |
| 2026 | 109 | 109 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Differential frequency generation29 Sep 2026US 12,749,866 B2The United States of America as represented by the Secretary of the Air Force
- Athermal glasses and athermal systems for infrared optics22 Sep 2026US 12,741,901 B2Schott AG
- Optical amplifying fiber, optical fiber amplifier, and optical communication system15 Sep 2026US 12,738,707 B2Furukawa Electric Co., Ltd.
- Electronic device manufacturing method and lithography control processor8 Sep 2026US 12,730,385 B2Gigaphoton Inc.
- Rare-earth doped fiber and fiber laser apparatus1 Sep 2026US 12,725,994 B2Fujikura Ltd.
- Systems and methods for calibrating laser pulses1 Oct 2026US 2026/0302710 A1Boston Scientific Scimed, Inc.
- Hybrid optical amplifier1 Oct 2026US 2026/0302711 A11FINITY Inc.
- Wideband hybrid fiber amplifiers and lasers operating in the 2000 nm wavelength region17 Sep 2026US 2026/0280220 A1RET and Associates LLC
- System, method and computer-readable storage device for controlling laser light source of lithotripsy device10 Sep 2026US 2026/0263152 A1GYRUS ACMI INC. (d.b.a.Olympus Surgical Technologies America)
- Laser head10 Sep 2026US 2026/0269555 A1
Most cited
By later US patents
- Optical fiber with quantum dots473US 7,054,513 B2Lambda Instruments, Inc. · 2006
- Quantum dot Laser374US 5,260,957 AThe Charles Stark Draper Laboratory, Inc. · 1993
- Optical fibre with quantum dots341US 5,881,200 ABritish Telecommunications Public Ltd.Co. · 1999
- Quantum dot white and colored light emitting diodes330US 6,501,091 B1Hewlett-Packard Company · 2002
- Ultraviolet laser apparatus and exposure apparatus using same250US 7,023,610 B2Nikon Corporation · 2006