G02B 17/0626
Using three curved mirrors
Official title: {using three curved mirrors (G02B17/0668, G02B17/0694 take precedence)}
G02B17/0626 (Using three curved mirrors) appears on 172 US grants and 146 published applications in this corpus.
Search patents in G02B- Granted patents
- 172
- Published applications
- 146
- Assignees
- 100
- Inventors
- 275
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 3 | 4 |
| 2004 | 1 | 1 |
| 2005 | 3 | 5 |
| 2006 | 5 | 2 |
| 2007 | 2 | 5 |
| 2008 | 1 | 2 |
| 2009 | 4 | 2 |
| 2010 | 3 | 7 |
| 2011 | 1 | 4 |
| 2012 | 5 | 5 |
| 2013 | 2 | 6 |
| 2014 | 5 | 9 |
| 2015 | 8 | 7 |
| 2016 | 8 | 6 |
| 2017 | 4 | 6 |
| 2018 | 3 | 12 |
| 2019 | 13 | 14 |
| 2020 | 14 | 9 |
| 2021 | 16 | 11 |
| 2022 | 10 | 9 |
| 2023 | 4 | 3 |
| 2024 | 4 | 8 |
| 2025 | 5 | 6 |
| 2026 | 7 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Imaging optical system comprising three mirrors29 Sep 2026US 12,748,290 B2Office National D’Etudes Et De Recherches AéRospatiales
- Widefield catadioptric monolithic telescopes11 Aug 2026US 12,704,708 B2Lawrence Livermore National Security, LLC
- Dual beam path optical arrangements14 Jul 2026US 12,681,280 B1Eagle Technology, LLC
- Optical focusing and collection system19 May 2026US 12,631,864 B2Centre National De La Recherche Scientifique
- Head up display device that utilizes a backlight toroidal mirror to adjust an eye box10 Feb 2026US 12,546,997 B2
- Aerial image display device5 Feb 2026US 2026/0036827 A1KYOCERA Corporation
- Hybrid reflective/refractive head mounted display1 Jan 2026US 2026/0003189 A1Optique Debt Investment, LLC
- Beam expander for a replication apparatus20 Nov 2025US 2025/0355267 A1Carl Zeiss Jena GmbH
- Aerial image display device13 Nov 2025US 2025/0347926 A1KYOCERA Corporation
- Display device and aerial image display device30 Oct 2025US 2025/0336320 A1KYOCERA Corporation
Most cited
By later US patents
- X-ray reduction projection exposure system of reflection type112US 5,153,898 ACanon Kabushiki Kaisha · 1992
- Three mirror anastigmatic optical system78US 4,265,510 AHughes Aircraft Company · 1981
- Anastigmatic three-mirror telescope50US 4,101,195 A1978
- Reflective optical triplet having a real entrance pupil41US 4,733,955 AHughes Aircraft Company · 1988
- Catoptric optical system including concave and convex reflectors38US 5,309,276 AOptical Research Associates · 1994