G01B 13/20
Measuring arrangements characterised by the use of fluids: for measuring areas
Official title: for measuring areas, e.g. pneumatic planimeters
G01B13/20 (Measuring arrangements characterised by the use of fluids: for measuring areas) appears on 8 US grants and 5 published applications in this corpus.
Search patents in G01B- Granted patents
- 8
- Published applications
- 5
- Assignees
- 8
- Inventors
- 13
- Latest grant
- 19 Jan 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 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 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for the determination of the cross-sectional area and volume of an object19 Jan 2021US 10,895,453 B2Peracutus Holding B.V.
- Systems, methods, and computer-readable media for three-dimensional fluid scanning19 Dec 2017US 9,846,032 B2
- Device for optically measuring distances5 Oct 2004US 6,801,305 B2Robert Bosch GmbH
- Air flow measurement29 Jul 2003US 6,598,462 B2Leamount Limited
- Determination of turbine blade cross-sectional area12 Dec 1989US 4,887,231 AWestinghouse Electric Corp.
- Method for Determining the Cross-Sectional Area of a Tank of a Pump Station13 Feb 2025US 2025/0052566 A1Xylem Europe GmbH
- Process for the determination of the cross-sectional area and volume of an object9 Feb 2017US 2017/0038200 A1Peracutus Holding B.V.
- Systems, methods, and computer-readable media for three-dimensional fluid scanning20 Feb 2014US 2014/0052407 A1
- Device for optically measuring distances22 Jan 2004US 2004/0012770 A1Robert Bosch GmbH
- Air flow measurement27 Jun 2002US 2002/0078734 A1Leamount Limited
Most cited
By later US patents
- Device for optically measuring distances16US 6,801,305 B2Robert Bosch GmbH · 2004
- Sliver density sensing apparatus12US 4,184,361 ATrutzschler GmbH & Co. KG · 1980
- Determination of turbine blade cross-sectional area7US 4,887,231 AWestinghouse Electric Corp. · 1989
- Air flow measurement6US 6,598,462 B2Leamount Limited · 2003
- Area comparison gage4US 4,326,338 AThe L. S. Starrett Company · 1982