G02B 6/353
The optical element being a shutter, baffle, beam dump or opaque element
Official title: {the optical element being a shutter, baffle, beam dump or opaque element (absorbers on light guide termination G02B6/243)}
G02B6/353 (The optical element being a shutter, baffle, beam dump or opaque element) appears on 220 US grants and 162 published applications in this corpus.
Search patents in G02B- Granted patents
- 220
- Published applications
- 162
- Assignees
- 172
- Inventors
- 524
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 3 |
| 2002 | 10 | 28 |
| 2003 | 15 | 22 |
| 2004 | 16 | 15 |
| 2005 | 14 | 16 |
| 2006 | 15 | 14 |
| 2007 | 5 | 5 |
| 2008 | 12 | 4 |
| 2009 | 6 | 5 |
| 2010 | 5 | 3 |
| 2011 | 1 | 2 |
| 2012 | 4 | 4 |
| 2013 | 3 | 3 |
| 2014 | 3 | 4 |
| 2015 | 4 | 3 |
| 2016 | 3 | 5 |
| 2017 | 5 | 4 |
| 2018 | 2 | 0 |
| 2019 | 3 | 5 |
| 2020 | 5 | 1 |
| 2021 | 2 | 3 |
| 2022 | 3 | 4 |
| 2023 | 2 | 5 |
| 2024 | 6 | 2 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Adjustable optical attenuator1,027US 6,167,185 AJDS Fitel Inc. · 2000
- Laser endoscope for spectroscopic imaging418US 5,318,024 AMassachusetts Institute of Technology · 1994
- Spectral diagonostic and treatment system393US 5,304,173 AMassachusetts Institute of Technology · 1994
- Digital micromirror shutter device386US 5,226,099 ATexas Instruments Incorporated · 1993
- Photonic MEMS and structures207US 7,110,158 B2Idc, LLC · 2006