G01B 9/02023
Indirect probing of object
Official title: {Indirect probing of object, e.g. via influence on cavity or fibre}
G01B9/02023 (Indirect probing of object) appears on 75 US grants and 72 published applications in this corpus.
Search patents in G01B- Granted patents
- 75
- Published applications
- 72
- Assignees
- 73
- Inventors
- 214
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 1 |
| 2004 | 3 | 3 |
| 2005 | 3 | 8 |
| 2006 | 5 | 4 |
| 2007 | 2 | 4 |
| 2008 | 1 | 4 |
| 2009 | 9 | 5 |
| 2010 | 1 | 3 |
| 2011 | 3 | 4 |
| 2012 | 2 | 3 |
| 2013 | 2 | 4 |
| 2014 | 3 | 3 |
| 2015 | 3 | 2 |
| 2016 | 3 | 2 |
| 2017 | 3 | 1 |
| 2018 | 2 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 5 |
| 2021 | 2 | 3 |
| 2022 | 3 | 2 |
| 2023 | 1 | 4 |
| 2024 | 5 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Redundant core in multicore optical fiber for safety9 Sep 2025US 12,411,278 B2Intuitive Surgical Operations, Inc.
- Device and method for measuring laser displacement3 Dec 2024US 12,158,340 B2National Institute of Metrology, China
- Extended reach ring interferometer with multifiber optical cable for event detection, location, and characterization16 Jul 2024US 12,038,276 B2
- Extended reach ring interferometer having reference coil for mitigating signal fading25 Jun 2024US 12,018,941 B2
- Non-contact measurement for interface gaps5 Mar 2024US 11,920,915 B2The Boeing Company
- Redundant core in multicore optical fiber for safety4 Dec 2025US 2025/0369745 A1Intuitive Surgical Operations, Inc.
- Method of measuring bending of an elongate vertically oriented channel5 Dec 2024US 2024/0401937 A1Joint Stock Company "N.A. Dollezhal Research and Development Institute of Power Engineering"
- Extended Reach Ring Interferometer with Signal Antifading Topology for Event Detection, Location and Characterization28 Dec 2023US 2023/0417534 A1Huvr, Inc
- Extended Reach Ring Interferometer with Signal Antifading Topology for Event Detection, Location and Characterization28 Dec 2023US 2023/0417535 A1Huvr, Inc
- Redundant core in multicore optical fiber for safety29 Jun 2023US 2023/0204852 A1Intuitive Surgical Operations, Inc.
Most cited
By later US patents
- Variable interferometric device and a process for the production of the same412US 4,859,060 A501 Sharp Kabushiki Kaisha · 1989
- Substrate distance monitoring343US 10,648,788 B2APPLIED Materials.Inc. · 2020
- Transprojection of geometry data167US 7,693,325 B2Hexagon Metrology, Inc. · 2010
- Interferometric sensors utilizing bulk sensing mediums extrinsic to the input/output optical fiber154US 6,671,055 B1Luna Innovations Incorporated · 2003
- Method and structure for incorporating fiber optic acoustic sensors in a seismic array66US 6,211,964 B1Geosensor Corporation · 2001