G01L 7/04
In the form of flexible, deformable tubes
Official title: in the form of flexible, deformable tubes, e.g. Bourdon gauges
G01L7/04 (In the form of flexible, deformable tubes) appears on 215 US grants and 99 published applications in this corpus.
Search patents in G01L- Granted patents
- 215
- Published applications
- 99
- Assignees
- 120
- Inventors
- 350
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 8 | 0 |
| 1980 | 11 | 0 |
| 1981 | 7 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 2 |
| 2002 | 3 | 3 |
| 2003 | 6 | 2 |
| 2004 | 4 | 4 |
| 2005 | 1 | 3 |
| 2006 | 4 | 5 |
| 2007 | 4 | 2 |
| 2008 | 1 | 1 |
| 2009 | 4 | 0 |
| 2010 | 3 | 3 |
| 2011 | 0 | 5 |
| 2012 | 1 | 3 |
| 2013 | 2 | 5 |
| 2014 | 4 | 5 |
| 2015 | 6 | 7 |
| 2016 | 3 | 4 |
| 2017 | 4 | 4 |
| 2018 | 4 | 7 |
| 2019 | 6 | 3 |
| 2020 | 6 | 2 |
| 2021 | 1 | 11 |
| 2022 | 5 | 3 |
| 2023 | 6 | 8 |
| 2024 | 5 | 4 |
| 2025 | 9 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Adjustable indicator for pressure gauges21 Apr 2026US 12,607,532 B2Core Precision, LLC
- Pressure gauge24 Mar 2026US 12,584,810 B2Welter’s Co., Ltd.
- Occlusion detection for infusion pumps9 Dec 2025US 12,491,315 B2CareFusion 303, Inc.
- Flow-through pressure transducer2 Sep 2025US 12,405,181 B2WIKA Alexander Wiegand SE & Co. KG
- Contact detection apparatus for vehicle24 Jun 2025US 12,339,189 B2Subaru Corporation
- Occlusion detection for infusion pumps5 Mar 2026US 2026/0061123 A1CareFusion 303, Inc.
- Detection apparatus comprising a resonant electrical circuit located within a nuclear fuel rod31 Jul 2025US 2025/0246325 A1Westinghouse Electric Corp.
- Pressure gauge3 Jul 2025US 2025/0216278 A1Welter’s Co., Ltd.
- Occlusion detection for infusion pumps7 Nov 2024US 2024/0366869 A1CareFusion 303, Inc.
- Tubular sensor with deformation body13 Jun 2024US 2024/0192070 A1WIKA Alexander Wiegand SE & Co. KG
Most cited
By later US patents
- Displacement based pressure sensor measuring unsteady pressure in a pipe105US 6,463,813 B1Weatherford/Lamb, Inc. · 2002
- Implantable mechanical pressure sensor and method of manufacturing the same85US 7,252,006 B2California Institute of Technology · 2007
- Downhole pressure and/or temperature gauges36US 4,805,448 ADrexel Equipment (UK) Limited · 1989
- Pressure gauge26US 9,995,605 B2Okada Keiki Mfg Co., Ltd. · 2018
- Pressure gage23US 4,773,270 ACkd Corporation · 1988