G05D 13/64
Compensating the speed difference between engines meshing by a differential gearing or
Official title: Compensating the speed difference between engines meshing by a differential gearing or the speed difference between a controlling shaft and a controlled shaft {(G05D13/62 takes precedence)}
G05D13/64 (Compensating the speed difference between engines meshing by a differential gearing or) appears on 6 US grants and 2 published applications in this corpus.
Search patents in G05D- Granted patents
- 6
- Published applications
- 2
- Assignees
- 5
- Inventors
- 14
- Latest grant
- 9 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Ship speed control device, ship speed controlling method, and ship speed control program9 May 2023US 11,643,180 B2Furuno Electric Co., Ltd.
- Controller of spindle provided with encoder14 Aug 2012US 8,242,734 B2Fanuc Corporation
- Method of operating a drive system and device for carrying out the method23 Nov 1999US 5,988,846 AAsea Brown Boveri AG
- Heat engine speed governor22 Jan 1991US 4,986,237 ANauchno-Proizvodstvennoe Objedinenie Po, etc.
- Apparatus for synchronizing speed and angular position of power driven machines15 Sep 1981US 4,289,046 AOwens-Illinois, Inc.
Most cited
By later US patents