H01S 3/23
Arrangements of two or more lasers not provided for in groups h01s3/02
Official title: Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
H01S3/23 (Arrangements of two or more lasers not provided for in groups h01s3/02) appears on 2,949 US grants and 2,936 published applications in this corpus.
Search patents in H01S- Granted patents
- 2,949
- Published applications
- 2,936
- Assignees
- 1,025
- Inventors
- 5,058
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 10 | 0 |
| 1978 | 11 | 0 |
| 1979 | 8 | 0 |
| 1980 | 9 | 0 |
| 1981 | 11 | 0 |
| 1982 | 9 | 0 |
| 1983 | 4 | 0 |
| 1984 | 9 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 18 | 0 |
| 1988 | 21 | 0 |
| 1989 | 21 | 0 |
| 1990 | 23 | 0 |
| 1991 | 21 | 0 |
| 1992 | 17 | 0 |
| 1993 | 25 | 0 |
| 1994 | 25 | 0 |
| 1995 | 17 | 0 |
| 1996 | 31 | 0 |
| 1997 | 31 | 0 |
| 1998 | 28 | 0 |
| 1999 | 24 | 0 |
| 2000 | 38 | 0 |
| 2001 | 57 | 9 |
| 2002 | 62 | 87 |
| 2003 | 74 | 87 |
| 2004 | 78 | 108 |
| 2005 | 54 | 106 |
| 2006 | 86 | 99 |
| 2007 | 70 | 89 |
| 2008 | 70 | 88 |
| 2009 | 76 | 104 |
| 2010 | 84 | 119 |
| 2011 | 88 | 105 |
| 2012 | 92 | 111 |
| 2013 | 105 | 143 |
| 2014 | 153 | 138 |
| 2015 | 134 | 109 |
| 2016 | 127 | 135 |
| 2017 | 144 | 126 |
| 2018 | 127 | 163 |
| 2019 | 125 | 147 |
| 2020 | 126 | 144 |
| 2021 | 107 | 124 |
| 2022 | 116 | 158 |
| 2023 | 91 | 127 |
| 2024 | 93 | 123 |
| 2025 | 104 | 108 |
| 2026 | 73 | 79 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for amplifying a laser beam29 Sep 2026US 12,749,862 B2Thales
- Laser beam amplification device29 Sep 2026US 12,749,865 B2Thales
- Universal laser for polymeric material processing15 Sep 2026US 12,738,716 B2Markem-Imaje Corporation
- Optical fiber amplifier and rare-earth element doped multicore optical fiber1 Sep 2026US 12,725,995 B2Sumitomo Electric Industries, Ltd.
- Laser amplification device and laser amplification method11 Aug 2026US 12,704,762 B2Hamamatsu Photonics K.K.
- Hybrid optical amplifier1 Oct 2026US 2026/0302711 A11FINITY Inc.
- Dual-ended and wavelength-locked optical pumping1 Oct 2026US 2026/0302713 A1Lumentum Operations LLC
- Laser system with active wavelength control1 Oct 2026US 2026/0302716 A1Lightmatter, Inc.
- Laser apparatus, laser apparatus wavelength control method, and electronic device manufacturing method17 Sep 2026US 2026/0277108 A1Gigaphoton Inc.
- Tunable thermo-optic fiber delay for coherent beam combining17 Sep 2026US 2026/0280219 A1Lumentum Operations LLC
Most cited
By later US patents
- Method of, and apparatus for, surgery of the cornea329US 6,210,401 B12001
- 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
- Ultraviolet laser apparatus and exposure apparatus using same250US 7,023,610 B2Nikon Corporation · 2006
- Mode locking methods and apparatus228US 7,414,779 B2Massachusetts Institute of Technology · 2008