G05D 16/163
Using membranes within the main valve
Official title: {using membranes within the main valve}
G05D16/163 (Using membranes within the main valve) appears on 168 US grants and 103 published applications in this corpus.
Search patents in G05D- Granted patents
- 168
- Published applications
- 103
- Assignees
- 110
- Inventors
- 257
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 3 |
| 2004 | 2 | 1 |
| 2005 | 2 | 4 |
| 2006 | 0 | 0 |
| 2007 | 2 | 2 |
| 2008 | 2 | 4 |
| 2009 | 2 | 3 |
| 2010 | 0 | 8 |
| 2011 | 0 | 4 |
| 2012 | 7 | 4 |
| 2013 | 5 | 5 |
| 2014 | 2 | 9 |
| 2015 | 7 | 3 |
| 2016 | 7 | 5 |
| 2017 | 3 | 5 |
| 2018 | 8 | 5 |
| 2019 | 5 | 12 |
| 2020 | 7 | 6 |
| 2021 | 6 | 3 |
| 2022 | 3 | 6 |
| 2023 | 7 | 4 |
| 2024 | 2 | 3 |
| 2025 | 4 | 3 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Two-stage gas valve with natural/LP gas conversion capability90US 5,413,141 AHoneywell Inc. · 1995
- Low pressure breathing regulators and breathing gas systems incorporating the same51US 4,858,606 ANormalair-Garrett (Holding) Systems · 1989
- Modulating pressure regulator with shape memory alloy actuator47US 5,345,963 AHoneywell Inc. · 1994
- Control regulator having a rolling diaphragm46US 4,624,442 A1986
- Elastomeric element valve44US 5,964,446 AFisher Controls International LLC · 1999