G01C 19/727
Using a passive ring resonator
Official title: {using a passive ring resonator}
G01C19/727 (Using a passive ring resonator) appears on 197 US grants and 148 published applications in this corpus.
Search patents in G01C- Granted patents
- 197
- Published applications
- 148
- Assignees
- 47
- Inventors
- 173
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 0 | 0 |
| 1989 | 6 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 9 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 5 |
| 2008 | 4 | 2 |
| 2009 | 2 | 4 |
| 2010 | 5 | 7 |
| 2011 | 8 | 4 |
| 2012 | 5 | 6 |
| 2013 | 4 | 5 |
| 2014 | 9 | 7 |
| 2015 | 9 | 12 |
| 2016 | 10 | 8 |
| 2017 | 6 | 2 |
| 2018 | 5 | 7 |
| 2019 | 9 | 9 |
| 2020 | 11 | 7 |
| 2021 | 13 | 14 |
| 2022 | 8 | 6 |
| 2023 | 4 | 8 |
| 2024 | 8 | 12 |
| 2025 | 12 | 16 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Method and apparatus for measuring angular rate with a passive optical resonator71US 4,702,600 ALITEF GmbH · 1987
- System and method for stabilizing light sources in resonator gyro50US 7,372,574 B2Honeywell International Inc. · 2008
- Integrated resonant micro-optical gyroscope and method of fabrication45US 7,106,448 B1Sandia Corporation · 2006
- Laser gyroscope42US 4,135,822 AMassachusetts Institute of Technology · 1979
- Passive cavity gyro bias eliminator37US 4,673,293 AHoneywell Inc. · 1987