H02P 5/485
Using differential movement of the two motors
Official title: using differential movement of the two motors, e.g. using differential gearboxes
H02P5/485 (Using differential movement of the two motors) appears on 9 US grants and 6 published applications in this corpus.
Search patents in H02P- Granted patents
- 9
- Published applications
- 6
- Assignees
- 10
- Inventors
- 21
- Latest grant
- 7 Nov 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 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 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Propulsion system having multiple motors with complementary torque bands7 Nov 2023US 11,811,352 B2GM Global Technology Operations LLC
- Control apparatus and control method16 Aug 2022US 11,418,135 B2Ricoh Company, Ltd.
- Positioning drive and method for positioning an output element30 Jun 2020US 10,700,623 B2Egt Eppinger Getriebe Technologie GmbH
- Control method for twin synchronization6 Nov 2007US 7,292,002 B2Kabushiki Kaisha Yaskawa Denki
- Process and device for the automatic adjustment of rotational speed ratios between operating elements of a draw frame26 Sep 1995US 5,452,626 ARieter Ingolstadt Spinnereimaschinenbau AG
- Propulsion system having multiple motors with complementary torque bands8 Dec 2022US 2022/0393620 A1GM Global Technology Operations LLC
- Power transfer of multiple motors16 Jun 2022US 2022/0190753 A1Hewlett-Packard Development Company, L. P.
- Electric vehicle propulsion system14 Oct 2021US 2021/0316608 A1Valeo Embrayages
- Control apparatus and control method4 Feb 2021US 2021/0036635 A1Ricoh Company, Ltd.
- Positioning Drive and Method for Positioning an Output Element19 Apr 2018US 2018/0109214 A1Egt Eppinger Getriebe Technologie GmbH
Most cited
By later US patents
- Multi-column lifting apparatus and synchronization control device for same7US 3,967,701 AGebr. Hofmann KG · 1976
- Control device for a controlled and variable speed motor by means of a stepping motor6US 4,736,140 A1988
- Process and device for the automatic adjustment of rotational speed ratios between operating elements of a draw frame4US 5,452,626 ARieter Ingolstadt Spinnereimaschinenbau AG · 1995
- Film speed control for sound motion picture projector2US 3,989,361 APolaroid Corporation · 1976
- Positioning drive and method for positioning an output element1US 10,700,623 B2Egt Eppinger Getriebe Technologie GmbH · 2020