F04C 14/16
Using lift valves
Official title: using lift valves
F04C14/16 (Using lift valves) appears on 7 US grants and 4 published applications in this corpus.
Search patents in F04C- Granted patents
- 7
- Published applications
- 4
- Assignees
- 6
- Inventors
- 15
- Latest grant
- 3 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Control valve with optimized cross-section3 Oct 2023US 11,773,876 B2Schwäbische Hüttenwerke Automotive GmbH
- Transmission pump6 Mar 2018US 9,909,715 B2Eaton Corporation
- Gear pump3 Jun 2014US 8,740,595 B2Honda Motor Co., Ltd.
- Hydraulic circuits for internal combustion engines23 Apr 2002US 6,374,603 B1Unisia Jecs Corporation
- Vane pump24 Feb 1998US 5,720,603 AAlbert Handtmann Maschinenfabrik GmbH & Co. KG
Most cited
By later US patents
- Pump assembly11US 4,516,918 ATRW Inc. · 1985
- Vane pump10US 5,720,603 AAlbert Handtmann Maschinenfabrik GmbH & Co. KG · 1998
- Hydraulic circuits for internal combustion engines10US 6,374,603 B1Unisia Jecs Corporation · 2002
- Process and device for the subdivision of a pasty and compressible mass in portions, in particular of sausage meat by means of a vane cell pump7US 5,380,240 AAlbert Handtmann Maschinenfabrik GmbH & Co. KG · 1995
- Transmission pump1US 9,909,715 B2Eaton Corporation · 2018