G02B 6/3574
Mechanical force
Official title: {Mechanical force, e.g. pressure variations}
G02B6/3574 (Mechanical force) appears on 224 US grants and 138 published applications in this corpus.
Search patents in G02B- Granted patents
- 224
- Published applications
- 138
- Assignees
- 147
- Inventors
- 470
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 7 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 3 |
| 2002 | 13 | 16 |
| 2003 | 16 | 34 |
| 2004 | 14 | 12 |
| 2005 | 14 | 10 |
| 2006 | 10 | 12 |
| 2007 | 9 | 4 |
| 2008 | 10 | 4 |
| 2009 | 1 | 5 |
| 2010 | 3 | 4 |
| 2011 | 1 | 2 |
| 2012 | 3 | 1 |
| 2013 | 1 | 5 |
| 2014 | 2 | 1 |
| 2015 | 4 | 6 |
| 2016 | 3 | 3 |
| 2017 | 6 | 2 |
| 2018 | 3 | 2 |
| 2019 | 2 | 2 |
| 2020 | 6 | 3 |
| 2021 | 2 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 0 |
| 2024 | 2 | 4 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Intelligent Optical Switch6 Aug 2026US 2026/0227575 A1Go!Foton Holdings, Inc.
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- Optical switch and optical switch system3 Oct 2024US 2024/0329325 A1Nippon Telegraph and Telephone Corporation
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- Variable optical attenuator arrays7 Mar 2024US 2024/0077678 A1Viavi Solutions Inc.
Most cited
By later US patents
- Microfluidic control using dielectric pumping157US 6,949,176 B2Lightwave Microsystems Corporation · 2005
- Fiber-optic free-space micromachined matrix switches155US 5,960,132 AAT&T Corp. · 1999
- Optical routing element for use in fiber optic systems121US 6,356,679 B1K2 Optronics, Inc. · 2002
- Transducer for converting acoustic energy directly into optical energy107US 4,071,753 AGTE Laboratories Incorporated · 1978
- Total internal reflection optical switch99US 6,487,333 B2Agilent Technologies, Inc. · 2002