G01B 7/293
For measuring radius of curvature
Official title: for measuring radius of curvature
G01B7/293 (For measuring radius of curvature) appears on 27 US grants and 21 published applications in this corpus.
Search patents in G01B- Granted patents
- 27
- Published applications
- 21
- Assignees
- 24
- Inventors
- 54
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 3 | 5 |
| 2020 | 1 | 5 |
| 2021 | 4 | 2 |
| 2022 | 1 | 0 |
| 2023 | 3 | 0 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Detection device25 Aug 2026US 12,716,789 B2Japan Display Inc.
- Method for controlling wheel deformation and associated device and system3 Dec 2024US 12,157,507 B2ALSTOM Holdings
- Mount assembly, a system and a method for collecting fluid conduit data26 Sep 2023US 11,767,944 B2INGU Solutions Inc.
- Multibend shape sensor5 Sep 2023US 11,744,512 B2Tactual Labs Co.
- Cutting sharpness detection device31 Jan 2023US 11,566,883 B2CLAAS Selbstfahrende Erntemaschinen GmbH
- Detecting device22 May 2025US 2025/0164231 A1Japan Display Inc.
- Detection device6 Jun 2024US 2024/0183723 A1Japan Display Inc.
- Sensor strip and device for measuring geometric shapes18 Jan 2024US 2024/0019239 A1Minktec GmbH
- Method for controlling wheel deformation and associated device and system17 Jun 2021US 2021/0179152 A1Alstom Transport Technologies
- Multibend shape sensor13 May 2021US 2021/0137418 A1Tactual Labs Co.
Most cited
By later US patents
- Surface measurement instruments71US 4,026,031 AThe Rank Organisation Limited · 1977
- Radius of curvature transducer34US 4,570,354 AHumphrey Inc. · 1986
- Measuring apparatus25US 4,070,762 AThe Rank Organisation Limited · 1978
- Measuring apparatus17US 4,080,741 AThe Rank Organisation Limited · 1978
- Method of determining circularity and mean radius of closed curved surface14US 4,729,174 APGL Corporation · 1988