F04B 19/027
Cylinders oscillating around an axis perpendicular to their own axis
Official title: {cylinders oscillating around an axis perpendicular to their own axis}
F04B19/027 (Cylinders oscillating around an axis perpendicular to their own axis) appears on 25 US grants and 12 published applications in this corpus.
Search patents in F04B- Granted patents
- 25
- Published applications
- 12
- Assignees
- 17
- Inventors
- 38
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Wave driven variable leverage pump for water desalination21 Jan 2025US 12,203,461 B2BlueDesal Inc.
- Micro-nutating pump assembly6 Aug 2024US 12,055,139 B2The Coca-Cola Company
- Wave driven variable leverage pump for water desalination2 Apr 2024US 11,946,463 B2BlueDesal Inc.
- Apparatus to prevent side load in hydraulic override pumps7 Jun 2022US 11,353,012 B2Emerson Process Management Valve Automation, Inc.
- Pump unit comprising an outer part, an inner part, and a top part with a piston, wherein the piston extends into the inner part and the top part is arranged to perform a scrolling movement whereby the inner part is caused to slide in a first direction relative to the outer part21 Sep 2021US 11,125,220 B2
- Wave driven variable leverage pump for water desalination30 Oct 2025US 2025/0334110 A1BlueDesal Inc.
- Wave driven variable leverage pump for water desalination6 Jun 2024US 2024/0183346 A1BlueDesal Inc.
- Wave driven variable leverage pump for water desalination11 May 2023US 2023/0142416 A1BlueDesal Inc.
- Micro-nutating pump assembly20 Oct 2022US 2022/0333584 A1The Coca-Cola Plaza
- Apparatus to prevent side load in hydraulic override pumps2 Apr 2020US 2020/0102941 A1Emerson Process Management Valve Automation, Inc.
Most cited
By later US patents
- Portable steam generating system37US 6,647,204 B1Harwil Corporation · 2003
- Pump31US 4,800,801 AMultinorm B.V. · 1989
- Maintenance station of ink jet printer and cap and pump included therein26US 5,619,232 ACitizen Watch Co., Ltd. · 1997
- Portable steam generating system25US 6,393,212 B1Harwil Corporation · 2002
- Catalyst slave pump23US 4,509,903 A1985