G08C 19/48
Being the type with a three-phase stator and a rotor fed by
Official title: being the type with a three-phase stator and a rotor fed by constant-frequency AC, e.g. selsyn, magslip
G08C19/48 (Being the type with a three-phase stator and a rotor fed by) appears on 9 US grants and 1 published applications in this corpus.
Search patents in G08C- Granted patents
- 9
- Published applications
- 1
- Assignees
- 9
- Inventors
- 14
- Latest grant
- 11 Aug 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 0 | 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 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Anode rotational drive device and X-ray imaging apparatus11 Aug 2015US 9,107,280 B2Hitachi Medical Corporation
- System for the electrical transmission of an angular position19 Feb 1991US 4,994,799 AVDO Adolf Schindling AG
- Analog electronic control differential transmitter6 Mar 1990US 4,906,909 AThe United States of America as represented by the Secretary of the Navy
- Control device for a synchro receiver1 Jul 1986US 4,598,289 AU. S. Philips Corporation
- Current control of synchro power amplifiers21 May 1985US 4,518,905 ARockwell International Corporation
Most cited
By later US patents
- Multiplexed-demultiplexed synchro demodulation apparatus12US 4,328,483 ASperry Corporation · 1982
- Analog electronic control differential transmitter9US 4,906,909 AThe United States of America as represented by the Secretary of the Navy · 1990
- Current control of synchro power amplifiers5US 4,518,905 ARockwell International Corporation · 1985
- Anode rotational drive device and X-ray imaging apparatus5US 9,107,280 B2Hitachi Medical Corporation · 2015
- Synchro motor type instrument3US 4,268,819 ATamagawa Seiki Kabushiki Kaisha · 1981