B62D 5/097
Gerotor type
Official title: gerotor type
B62D5/097 (Gerotor type) appears on 139 US grants and 29 published applications in this corpus.
Search patents in B62D- Granted patents
- 139
- Published applications
- 29
- Assignees
- 29
- Inventors
- 118
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 10 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 2 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 1 |
| 2009 | 3 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 3 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 2 |
| 2016 | 3 | 1 |
| 2017 | 0 | 0 |
| 2018 | 3 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 0 | 4 |
| 2022 | 1 | 0 |
| 2023 | 2 | 2 |
| 2024 | 3 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power steering system for a working machine30 Dec 2025US 12,509,144 B2Volvo Construction Equipment AB
- Power steering valve2 Jul 2024US 12,024,243 B2Nishina Industrial Co., Ltd.
- Fluid controller, in particular as part of a hydraulic steering unit18 Jun 2024US 12,012,160 B2Danfoss Power Solutions ApS
- Fluid controller, in particular as part of a hydraulic steering unit23 Jan 2024US 11,878,748 B2Danfoss Power Solutions ApS
- Electric power steering device25 Apr 2023US 11,634,169 B2Ognibene Power S.P.A.
- Steering apparatus25 Jun 2026US 2026/0175908 A1Ognibene Power S.P.A.
- Hydraulic steering unit24 Aug 2023US 2023/0264736 A1
- A power steering system for a working machine20 Jul 2023US 2023/0227099 A1Volvo Construction Equipment AB
- Power steering valve11 Nov 2021US 2021/0347407 A1Nishina Industrial Co., Ltd.
- Fluid controller, in particular as part of a hydraulic steering unit16 Sep 2021US 2021/0284227 A1Danfoss Power Solutions ApS
Most cited
By later US patents
- Full hydraulic power steering apparatus35US 5,020,618 AEaton Corporation · 1991
- Torque device for electronic steer-by wire steering systems32US 6,575,263 B2Eaton Corporation · 2003
- Steering control unit with flow amplification25US 4,759,182 AEaton Corporation · 1988
- Closed-center controller and neutral bypass arrangement therefor24US 4,096,883 AEaton Corporation · 1978
- Hydrostatic auxiliary steering apparatus24US 4,553,389 AZahnradfabrik Friedrichshafen AG · 1985