G02B 7/20
Light-tight connections for movable optical elements
G02B7/20 (Light-tight connections for movable optical elements) appears on 150 US grants and 122 published applications in this corpus.
Search patents in G02B- Granted patents
- 150
- Published applications
- 122
- Assignees
- 101
- Inventors
- 325
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 9 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 3 |
| 2002 | 4 | 3 |
| 2003 | 3 | 3 |
| 2004 | 5 | 3 |
| 2005 | 0 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 5 |
| 2008 | 2 | 1 |
| 2009 | 2 | 4 |
| 2010 | 1 | 4 |
| 2011 | 4 | 1 |
| 2012 | 3 | 2 |
| 2013 | 4 | 5 |
| 2014 | 1 | 3 |
| 2015 | 3 | 3 |
| 2016 | 4 | 4 |
| 2017 | 5 | 12 |
| 2018 | 9 | 4 |
| 2019 | 4 | 9 |
| 2020 | 4 | 5 |
| 2021 | 3 | 10 |
| 2022 | 5 | 8 |
| 2023 | 5 | 9 |
| 2024 | 11 | 10 |
| 2025 | 6 | 4 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Laser beam device with coupling of an illuminating laser beam into an effective laser beam19 May 2026US 12,633,719 B2Rheinmetall Waffe Munition GmbH
- Light-shielding member and head-mounted display24 Mar 2026US 12,585,116 B2Sony Interactive Entertainment Inc.
- Sag compensation for deformable lens17 Mar 2026US 12,578,511 B1Apple Inc.
- Protective seal13 Jan 2026US 12,523,867 B2Latelec
- Optical element driving mechanism30 Dec 2025US 12,510,728 B2TDK Taiwan Corp.
- Camera module13 Aug 2026US 2026/0235853 A1Samsung Electro-Mechanics Co., Ltd.
- Portable aerial image display device6 Aug 2026US 2026/0227596 A1INTERMAN Corporation
- Light-shielding member and head-mounted display23 Jul 2026US 2026/0211242 A1Sony Interactive Entertainment Inc.
- Instruction position detection device, instruction position detection method, instruction position detection program, and projection system5 Feb 2026US 2026/0038144 A1FUJIFILM Corporation
- Adjuster using torsionally stiff coupler and actuator system using same25 Dec 2025US 2025/0390029 A1Cymer, Inc.
Most cited
By later US patents
- Image-erecting barrel rotator for articulated optical arm105US 4,517,963 A1985
- Flexible darkness adapting viewer90US 5,949,579 A1999
- Light intercepting device in lens barrel37US 5,033,819 AAsahi Kogaku Kogyo Kabushiki Kaisha · 1991
- Microscope tube35US 4,691,997 ACarl-Zeiss-Stiftung · 1987
- Articulated laser arm34US 4,623,229 APhoton Sources, Inc. · 1986