H01S 3/162
Transition metal
Official title: {transition metal}
H01S3/162 (Transition metal) appears on 337 US grants and 310 published applications in this corpus.
Search patents in H01S- Granted patents
- 337
- Published applications
- 310
- Assignees
- 201
- Inventors
- 703
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 12 | 0 |
| 1993 | 10 | 0 |
| 1994 | 11 | 0 |
| 1995 | 3 | 0 |
| 1996 | 9 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 12 |
| 2003 | 11 | 8 |
| 2004 | 7 | 6 |
| 2005 | 7 | 10 |
| 2006 | 9 | 12 |
| 2007 | 3 | 10 |
| 2008 | 9 | 4 |
| 2009 | 14 | 15 |
| 2010 | 4 | 9 |
| 2011 | 9 | 5 |
| 2012 | 5 | 9 |
| 2013 | 5 | 9 |
| 2014 | 10 | 17 |
| 2015 | 10 | 17 |
| 2016 | 10 | 11 |
| 2017 | 10 | 18 |
| 2018 | 13 | 22 |
| 2019 | 25 | 27 |
| 2020 | 20 | 16 |
| 2021 | 13 | 14 |
| 2022 | 14 | 17 |
| 2023 | 10 | 14 |
| 2024 | 13 | 12 |
| 2025 | 13 | 10 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Counter-pumped fiber laser array system5 May 2026US 12,620,765 B2Optical Engines, Inc.
- Two-dimensional electronic sum-frequency generation apparatus and methods28 Apr 2026US 12,613,447 B2Honda Motor Co., Ltd.
- Laser system and method for generating laser pulses24 Mar 2026US 12,586,972 B2Center for Molecular Fingerprinting; Molekuláris-Ujjlenyomat Kutató Közhasznú Nonprofit Kft.
- Self-isolated nanoscale laser10 Feb 2026US 12,548,964 B2The Board of Trustees of the Leland Stanford Junior University
- T-shaped laser pumping device25 Nov 2025US 12,483,000 B2Centre National De La Recherche Scientifique
- Systems and methods for calibrating laser pulses1 Oct 2026US 2026/0302710 A1Boston Scientific Scimed, Inc.
- Mid-infrared chirped pulse amplifier30 Jul 2026US 2026/0221709 A1University of Central Florida Research Foundation, Inc.
- Fpga-based control system and method for ti:sapphire laser7 May 2026US 2026/0128563 A1Shanxi University
- Laser and optical apparatus including the same5 Mar 2026US 2026/0066609 A1Electronics and Telecommunications Research Institute
- Fiber laser pumping of bismuth-doped O-band amplifier12 Feb 2026US 2026/0045756 A1OFS Fitel, LLC
Most cited
By later US patents
- Slab laser and amplifier and method of use118US 9,525,262 B22016
- Regenerative amplifier incorporating a spectral filter within the resonant cavity117US 5,592,327 AClark-MXR, Inc. · 1997
- Technique for intracavity sum frequency generation105US 5,333,142 AThe United States of America as represented by the Secretary of the Navy · 1994
- Transition-metal doped sulfide, selenide, and telluride laser crystal and lasers98US 5,541,948 AThe Regents of the University of California · 1996
- Generation of stabilized, ultra-short light pulses and the use thereof for synthesizing optical frequencies92US 6,785,303 B1Max-Planck-Gesellschaft Zur FöRderung Der Wissenschaften E. V. · 2004