F04B 2205/02
Pressure in the inlet chamber
F04B2205/02 (Pressure in the inlet chamber) appears on 61 US grants and 68 published applications in this corpus.
Search patents in F04B- Granted patents
- 61
- Published applications
- 68
- Assignees
- 52
- Inventors
- 190
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 1 | 1 |
| 2017 | 2 | 6 |
| 2018 | 4 | 12 |
| 2019 | 6 | 8 |
| 2020 | 4 | 6 |
| 2021 | 8 | 6 |
| 2022 | 4 | 5 |
| 2023 | 3 | 6 |
| 2024 | 4 | 2 |
| 2025 | 6 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Pressure sensitive valves for extracorporeal circuits251US 5,186,431 A1993
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- Status monitoring and failure diagnosis system for plunger pump155US 11,047,379 B1American Jereh International Corporation · 2021