G01K 5/28
The material being a gas
Official title: the material being a gas (contained in a hollow body having parts which are deformable or displaceable under the pressure developed by the material G01K5/32)
G01K5/28 (The material being a gas) appears on 23 US grants and 21 published applications in this corpus.
Search patents in G01K- Granted patents
- 23
- Published applications
- 21
- Assignees
- 21
- Inventors
- 49
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 2 | 3 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 3 | 6 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 4 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Fabry-perot based advanced pneumatic fire/overheat detector18 Feb 2025US 12,228,459 B2Kidde Technologies, Inc.
- Arrangement and method for calibrating temperature sensors4 Feb 2025US 12,216,008 B2Sciosense B. V.
- Method and apparatus for determining the content of a foreign gas in a process liquid22 Oct 2024US 12,123,837 B2Anton Paar GmbH
- Multi-split air-conditioning system, and method for calculating heat exchange capacity thereof15 Oct 2024US 12,117,194 B2Haier Smart Home Co., Ltd.
- Distributed-sensor quench detection method for superconducting devices30 Jul 2024US 12,050,139 B2Massachusetts Institute of Technology
- Arrangement and method for calibrating temperature sensors21 Mar 2024US 2024/0094070 A1Sciosense B. V.
- Arrangement and method for calibrating temperature sensors25 Nov 2021US 2021/0364372 A1Sciosense B. V.
- Method and apparatus for determining the content of a foreign gas in a process liquid11 Nov 2021US 2021/0349036 A1Anton Paar GmbH
- Fabry-perot based advanced pneumatic fire/overheat detector21 Oct 2021US 2021/0325256 A1Kidde Technologies, Inc.
- Fiber bragg grating-based advance pneumatic fire/overheat detector9 Sep 2021US 2021/0280033 A1Kidde Technologies, Inc.
Most cited
By later US patents
- Pressure measurement apparatus and method24US 4,644,796 AQuartztronics, Inc. · 1987
- Fiber-optic thermometer8US 4,176,551 ARCA Corporation · 1979
- Micro-fluidic dead-end channel structure for pressure measurement within a fluid channel on the basis of the change of the volume of a trapped gas bubble7US 8,943,894 B2Roche Diagnostics International AG · 2015
- Micro-fluidic dead-end channel structure for pressure measurement within a fluid channel on the basis of the change of the volume of a trapped gas bubble6US 8,394,051 B2Roche Diagnostics International AG · 2013
- Methods and apparatus to determine aircraft flight conditions6US 9,038,453 B2The Boeing Company · 2015