F16D 2500/70223
Current
F16D2500/70223 (Current) appears on 58 US grants and 38 published applications in this corpus.
Search patents in F16D- Granted patents
- 58
- Published applications
- 38
- Assignees
- 40
- Inventors
- 108
- Latest grant
- 25 Oct 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 3 |
| 2005 | 1 | 0 |
| 2006 | 2 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 3 | 3 |
| 2012 | 2 | 5 |
| 2013 | 3 | 2 |
| 2014 | 4 | 6 |
| 2015 | 5 | 0 |
| 2016 | 3 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 2 | 3 |
| 2022 | 4 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Synchronized electromagnetic single plate clutch system25 Oct 2022US 11,480,221 B2ROLLS-ROYCE plc
- Clutch control reference value setting method13 Sep 2022US 11,441,622 B1Hyundai Motor Company
- Method for clutch kiss point characterization12 Jul 2022US 11,384,802 B2Dana Automotive Systems Group, LLC
- Adjusting the system pressure for a clutch1 Feb 2022US 11,236,788 B2GKN Automotive AG
- Synchronized electromagnetic single plate clutch system5 Oct 2021US 11,137,035 B2ROLLS-ROYCE plc
- Clutch control reference value setting method15 Sep 2022US 2022/0290726 A1Hyundai Motor Company
- Synchronized electromagnetic single plate clutch system20 Jan 2022US 2022/0018401 A1ROLLS-ROYCE plc
- Synchronized electromagnetic single plate clutch system9 Sep 2021US 2021/0277961 A1ROLLS-ROYCE plc
- Method for clutch kiss point characterization1 Jul 2021US 2021/0199163 A1Dana Automotive Systems Group, LLC
- Adjusting the system pressure for a clutch11 Mar 2021US 2021/0071723 A1GKN Automotive AG
Most cited
By later US patents
- Torque transmission device58US 4,457,411 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1984
- Electrohydraulic control device for a drive train of a vehicle35US 5,040,648 ACaterpillar Inc. · 1991
- Self-calibrating system and method for controlling a hydraulically operated device29US 6,341,552 B12002
- Apparatus and method for controlling the engagement of a gap-type electromagnetic coupling and for alleviating engagement noise28US 4,567,975 AWarner Electric Brake & Clutch Company · 1986
- Apparatus for controlling a magnetic particle clutch for use in a vehicle22US 4,606,446 AToyota Jidosha Kabushiki Kaisha · 1986