F04B 2201/0805
Rotational speed of a rotating cylinder block
F04B2201/0805 (Rotational speed of a rotating cylinder block) appears on 15 US grants and 10 published applications in this corpus.
Search patents in F04B- Granted patents
- 15
- Published applications
- 10
- Assignees
- 12
- Inventors
- 28
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 2 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic motor15 Sep 2026US 12,736,038 B2Nachi-Fujikoshi Corp.
- Hydraulic motor18 May 2021US 11,009,015 B1Hydro-Gear Limited Partnership
- Hydraulic motor13 Nov 2018US 10,125,752 B1Hydro-Gear Limited Partnership
- Rotary hydraulic machine and controls25 Aug 2015US 9,115,770 B2Concentric Rockford Inc.
- Electricity-liquid hybrid liquid-pressure apparatus7 Apr 2015US 9,000,602 B2Kawasaki Jukogyo Kabushiki Kaisha
- Hydrostatic Rotary Machine Having Counting Apertures on a Second Brake Disc24 Sep 2026US 2026/0286951 A1Robert Bosch GmbH
- Hydraulic motor7 May 2026US 2026/0126032 A1Nachi-Fujikoshi Corp.
- Hydraulic pump/motor with rotation detection mechanism28 Sep 2017US 2017/0276055 A1Komatsu Ltd.
- Electricity-liquid hybrid liquid-pressure apparatus11 Jul 2013US 2013/0177394 A1Kawasaki Jukogyo Kabushiki Kaisha
- Rotary Hydraulic Machine and Controls10 Nov 2011US 2011/0271829 A1Concentric Rockford Inc.
Most cited
By later US patents
- Electronic control system for a variable displacement pump41US 4,655,689 AGeneral Signal Corporation · 1987
- Power transmission22US 5,141,402 AVickers, Incorporated · 1992
- Braking system of an automobile having a variably exhausting pump unit9US 6,102,490 AMando Machinery Corporation · 2000
- Device for controlling and/or measuring operational parameters of an axial piston machine7US 4,496,289 ARobert Bosch GmbH · 1985
- Control valve supply for rotary hydraulic machine5US 7,086,225 B2Haldex Hydraulics Corporation · 2006