H01S 3/2222
Neon
Official title: {Neon, e.g. in helium-neon (He-Ne) systems}
H01S3/2222 (Neon) appears on 40 US grants and 41 published applications in this corpus.
Search patents in H01S- Granted patents
- 40
- Published applications
- 41
- Assignees
- 29
- Inventors
- 95
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 2 | 0 |
| 2010 | 1 | 2 |
| 2011 | 3 | 3 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 3 |
| 2015 | 3 | 0 |
| 2016 | 3 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 5 |
| 2019 | 4 | 2 |
| 2020 | 2 | 4 |
| 2021 | 4 | 5 |
| 2022 | 1 | 0 |
| 2023 | 1 | 2 |
| 2024 | 3 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods and apparatus for generating coherent light at new frequencies via time varying lasing5 Aug 2025US 12,381,368 B2Massachusetts Institute of Technology
- Vision correction with laser refractive index changes17 Sep 2024US 12,090,043 B2University of Rochester
- Vision correction with laser refractive index changes27 Feb 2024US 11,911,261 B2University of Rochester
- Vision correction with laser refractive index changes13 Feb 2024US 11,896,478 B2University of Rochester
- Vision correction with laser refractive index changes28 Mar 2023US 11,612,479 B2University of Rochester
- Methods and apparatus for generating coherent light at new frequencies via time varying lasing3 Apr 2025US 2025/0112435 A1Massachusetts Institute of Technology
- Absorbing Optical Switch for High Fluence Laser Pulse28 Nov 2024US 2024/0396281 A1Innoven Energy LLC
- Optically-induced cooling8 Jun 2023US 2023/0178448 A1The Regents of the University of Michigan
- Vision correction with laser refractive index changes25 May 2023US 2023/0157812 A1University of Rochester
- Vision correction with laser refractive index changes17 Jun 2021US 2021/0177576 A1University of Rochester
Most cited
By later US patents
- Sputtering metal ion laser23US 6,693,944 B12004
- Skewed rhombus ring laser gyro18US 4,813,774 ARaytheon Company · 1989
- Gas discharge laser having an asymmetrical coupling-out mirror14US 4,132,959 AU. S. Philips Corporation · 1979
- System and method for laser beam coupling between waveguide and optics13US 6,603,794 B2Synrad, Inc. · 2003
- Frequency stabilized laser system10US 6,434,176 B1Zygo Corporation · 2002