G01F 15/002
For gases
Official title: {for gases}
G01F15/002 (For gases) appears on 112 US grants and 117 published applications in this corpus.
Search patents in G01F- Granted patents
- 112
- Published applications
- 117
- Assignees
- 83
- Inventors
- 266
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 2 | 5 |
| 2011 | 3 | 5 |
| 2012 | 3 | 2 |
| 2013 | 2 | 4 |
| 2014 | 2 | 9 |
| 2015 | 2 | 1 |
| 2016 | 2 | 4 |
| 2017 | 6 | 4 |
| 2018 | 5 | 8 |
| 2019 | 9 | 9 |
| 2020 | 14 | 11 |
| 2021 | 6 | 12 |
| 2022 | 6 | 11 |
| 2023 | 7 | 11 |
| 2024 | 7 | 3 |
| 2025 | 6 | 8 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Enclosed battery emissions dilution and sampling13 Jan 2026US 12,525,659 B2Horiba Instruments, Inc.
- Cost effective pressure sensors for gas meters28 Oct 2025US 12,455,183 B2Itron Global SARL
- Flow control system, method, and apparatus9 Sep 2025US 12,411,502 B2Ichor Systems, Inc.
- Mass flow controller with advanced back streaming diagnostics5 Aug 2025US 12,379,238 B2Illinois Tool Works Inc.
- Portable verification system and method for use in lower pressure commercial and residential gas flow meters15 Apr 2025US 12,276,530 B2Big Elk Energy Systems, LLC
- Flow control system, method, and apparatus11 Jun 2026US 2026/0161188 A1Ichor Systems, Inc.
- Sensor apparatus30 Apr 2026US 2026/0118149 A1Mmi Semiconductor Co., Ltd.
- Methods and Apparatus for Diagnosis on Mass Flow Controller30 Apr 2026US 2026/0118893 A1MKS Inc.
- Devices and methods for replacing tested flow meter in liquid hydrogen flow measurement standard facility2 Apr 2026US 2026/0092804 A1China Jiliang University
- Cost Effective Pressure Sensors for Gas Meters19 Feb 2026US 2026/0049856 A1Itron, Inc.
Most cited
By later US patents
- Delivery of aerosol medications for inspiration598US 5,404,871 AAradigm Corporation · 1995
- Automatic aerosol medication delivery system and methods279US 5,394,866 AAradigm Corporation · 1995
- Method for releasing controlled amount of aerosol medication273US 5,608,647 AAradigm Corporation · 1997
- Method and apparatus for releasing a controlled amount of aerosol medication over a selectable time interval230US 5,755,218 AAradigm Corporation · 1998
- Method and apparatus for releasing a controlled amount of aerosol medication over a selectable time interval219US 5,392,768 AAradigm Corporation · 1995