G05D 16/0647
Using one membrane without spring
Official title: {using one membrane without spring}
G05D16/0647 (Using one membrane without spring) appears on 61 US grants and 48 published applications in this corpus.
Search patents in G05D- Granted patents
- 61
- Published applications
- 48
- Assignees
- 45
- Inventors
- 98
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 3 |
| 2004 | 0 | 2 |
| 2005 | 3 | 4 |
| 2006 | 2 | 3 |
| 2007 | 2 | 4 |
| 2008 | 1 | 0 |
| 2009 | 2 | 4 |
| 2010 | 2 | 4 |
| 2011 | 0 | 0 |
| 2012 | 4 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 1 |
| 2020 | 3 | 1 |
| 2021 | 2 | 3 |
| 2022 | 2 | 0 |
| 2023 | 1 | 0 |
| 2024 | 4 | 3 |
| 2025 | 4 | 6 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System for dispensing a fluid substance31 Mar 2026US 12,589,936 B2Coster Tecnologie Speciali S.p. A.
- Inlet controlled regulating valve17 Mar 2026US 12,578,020 B2Resideo LLC
- Hydrogen generation system and regulator therefor2 Dec 2025US 12,486,583 B2Green Fuel, LLC
- Hydrogen generation system and regulator therefor2 Dec 2025US 12,486,584 B2Green Fuel, LLC
- Contained hydrogen generation system28 Oct 2025US 12,454,762 B1Green Fuel, LLC
- Contained hydrogen generation system30 Oct 2025US 2025/0333851 A1Green Fuel, LLC
- Modular hydrogen generation system30 Oct 2025US 2025/0333852 A1Green Fuel, LLC
- Hydrogen generation system and regulator therefor30 Oct 2025US 2025/0333869 A1Green Fuel, LLC
- Hydrogen generation system and regulator therefor30 Oct 2025US 2025/0336995 A1Green Fuel, LLC
- Negative pressure regulation valve and inkjet recording apparatus including the same2 Oct 2025US 2025/0303730 A1KYOCERA Document Solutions Inc.
Most cited
By later US patents
- Constant-pressure fluid supply system with multiple fluid capability75US 6,406,276 B1DEKA Products Limited Partnership · 2002
- Pressure regulating valve for installation in a vent duct of an internal combustion engine40US 5,090,393 AFilterwerk Mann & Hummel GmbH · 1992
- Vacuum limiting, regulating device37US 5,076,322 A1991
- Pressure balancing valve25US 6,050,285 AMark Controls Corporation · 2000
- Pressure regulator23US 6,273,117 B1I-Flow Corporation · 2001