H01S 3/178
Plastic
Official title: {plastic}
H01S3/178 (Plastic) appears on 39 US grants and 31 published applications in this corpus.
Search patents in H01S- Granted patents
- 39
- Published applications
- 31
- Assignees
- 35
- Inventors
- 94
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 5 |
| 2004 | 1 | 2 |
| 2005 | 3 | 1 |
| 2006 | 0 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 2 | 3 |
| 2011 | 1 | 1 |
| 2012 | 3 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 3 | 3 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical device and light-emitting device10 Mar 2026US 12,573,812 B2Hamamatsu Photonics K.K.
- End-pumped Q-switched laser23 Jan 2024US 11,881,676 B2L3Harris Technologies, Inc.
- Methods and apparatus for generating ghost light21 Feb 2023US 11,588,290 B2Raytheon Company
- Solid state ring laser gyroscope using rare-earth gain dopants in glassy hosts11 Aug 2020US 10,739,137 B2Honeywell International Inc.
- Emission source and method of forming the same8 May 2018US 9,966,726 B2Nanyang Technological University
- Optical device and light-emitting device22 Jun 2023US 2023/0198224 A1Hamamatsu Photonics K.K.
- Methods and apparatus for generating ghost light1 Jul 2021US 2021/0203117 A1Raytheon Company
- Continuous wave end-pumped laser6 Aug 2020US 2020/0251874 A1L3Harris Technologies, Inc.
- Solid state ring laser gyroscope using rare-earth gain dopants in glassy hosts20 Feb 2020US 2020/0056888 A1Honeywell International Inc.
- Optical signal waveguide dispersion filter1 Jun 2017US 2017/0155224 A1Seagate Technology LLC
Most cited
By later US patents
- Quantum dot Laser374US 5,260,957 AThe Charles Stark Draper Laboratory, Inc. · 1993
- Article comprising a plastic laser36US 6,363,096 B1Lucent Technologies Inc. · 2002
- Method for amplifying laser signals and an amplifier for use in said method33US 5,717,517 AThe Research Foundation of City College of New York · 1998
- Means for producing and amplifying optical energy30US 4,044,315 AAmerican Optical Corporation · 1977
- Means for producing and amplifying optical energy28US 4,015,217 AAmerican Optical Corporation · 1977