G08C 19/46
Of which both rotor and stator carry windings
Official title: of which both rotor and stator carry windings (having squirrel-cage rotor G08C19/40)
G08C19/46 (Of which both rotor and stator carry windings) appears on 37 US grants and 5 published applications in this corpus.
Search patents in G08C- Granted patents
- 37
- Published applications
- 5
- Assignees
- 32
- Inventors
- 56
- Latest grant
- 18 Jul 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 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 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Resolver18 Jul 2017US 9,709,378 B2LTN Servotechnik GmbH
- Anode rotational drive device and X-ray imaging apparatus11 Aug 2015US 9,107,280 B2Hitachi Medical Corporation
- Resolver signal converter and resolver signal conversion method2 Sep 2014US 8,825,440 B2Kawasaki Jukogyo Kabushiki Kaisha
- Articulated transformer for measuring torque on a rotating shaft2 Apr 2002US 6,366,218 B1
- Loosely coupled rotary transformer having resonant circuit18 Sep 2001US 6,292,069 B1Eaton Corporation
- Transformerless demodulation of synchro-resolver26 Feb 2026US 2026/0056034 A1Hamilton Sundstrand Corporation
- Photoelectric scanning apparatus, motor, and autonomous vehicle19 Jan 2023US 2023/0016536 A1
- Resolver27 Aug 2015US 2015/0241199 A1LTN Servotechnik GmbH
- Anode rotational drive device and x-ray imaging apparatus19 Sep 2013US 2013/0243161 A1Hitachi Medical Corporation
- Resolver signal converter and resolver signal conversion method12 Jan 2012US 2012/0010849 A1Kawasaki Jukogyo Kabushiki Kaisha
Most cited
By later US patents
- Apparatus and method for generating digital position signals for a rotatable shaft46US 5,646,496 ADana Corporation · 1997
- Apparatus and method for generating digital position signals for a rotatable shaft29US 5,760,562 ADana Corporation · 1998
- Phase analog encoding system with compensation20US 4,712,106 AInternational Cybernetics Corporation · 1987
- Method and apparatus for error correction in position sensing circuit19US 4,352,050 AFujitsu Fanuc Limited · 1982
- Demodulatorless synchro position sensor apparatus utilizing square wave excitation18US 4,270,077 ASperry Corporation · 1981