G02B 17/0804
Using two curved mirrors
Official title: {using two curved mirrors (G02B17/0864, G02B17/0896 takes precedence)}
G02B17/0804 (Using two curved mirrors) appears on 728 US grants and 639 published applications in this corpus.
Search patents in G02B- Granted patents
- 728
- Published applications
- 639
- Assignees
- 279
- Inventors
- 1,096
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 7 | 0 |
| 1984 | 7 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 4 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 17 | 0 |
| 1999 | 20 | 0 |
| 2000 | 18 | 0 |
| 2001 | 18 | 4 |
| 2002 | 15 | 13 |
| 2003 | 22 | 17 |
| 2004 | 19 | 22 |
| 2005 | 15 | 28 |
| 2006 | 27 | 36 |
| 2007 | 16 | 21 |
| 2008 | 19 | 28 |
| 2009 | 20 | 25 |
| 2010 | 26 | 26 |
| 2011 | 16 | 11 |
| 2012 | 22 | 20 |
| 2013 | 16 | 20 |
| 2014 | 16 | 17 |
| 2015 | 16 | 22 |
| 2016 | 19 | 17 |
| 2017 | 25 | 34 |
| 2018 | 30 | 35 |
| 2019 | 23 | 31 |
| 2020 | 30 | 36 |
| 2021 | 22 | 41 |
| 2022 | 35 | 36 |
| 2023 | 26 | 31 |
| 2024 | 34 | 22 |
| 2025 | 22 | 31 |
| 2026 | 16 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Imaging optical system and image pickup apparatus having the same18 Aug 2026US 12,710,628 B2Canon Kabushiki Kaisha
- Multiple effective focal length (EFL) optical system18 Aug 2026US 12,710,629 B2
- Widefield catadioptric monolithic telescopes11 Aug 2026US 12,704,708 B2Lawrence Livermore National Security, LLC
- Catadioptric lens assembly having two or more lens components14 Jul 2026US 12,681,281 B23M Innovative Properties Company
- Virtual image optical system, and virtual image display device and on-vehicle system including virtual image optical system14 Jul 2026US 12,681,302 B2Canon Kabushiki Kaisha
- Catadioptric lens assembly having two or more lens components1 Oct 2026US 2026/0299268 A13M Innovative Properties Company
- Catadioptric vari-focal virtual reality displays20 Aug 2026US 2026/0244020 A1Samsung Display Co., Ltd.
- Surround-view imaging system with simultaneous tof and rgb image acquisition30 Jul 2026US 2026/0219565 A1Jabil Optics Germany GmbH
- Optical system and image pickup apparatus9 Jul 2026US 2026/0194737 A1Canon Kabushiki Kaisha
- Imaging optical system and image pickup apparatus having the same9 Jul 2026US 2026/0194764 A1Canon Kabushiki Kaisha
Most cited
By later US patents
- Exposure apparatus, optical projection apparatus and a method for adjusting the optical projection apparatus256US 6,795,169 B2Nikon Corporation · 2004
- Optical system of collimation notably for helmet display unit214US 5,453,877 AThomson-CSF · 1995
- Optical system, and image observing apparatus and image pickup apparatus using it178US 5,706,136 ACanon Kabushiki Kaisha · 1998
- Head or face mounted image display apparatus175US 5,701,202 AOlympus Optical Co., Ltd. · 1997
- Ultra-broadband UV microscope imaging system with wide range zoom capability168US 5,999,310 A1999