Y10S 74/04
Magnetic gearing
Y10S74/04 (Magnetic gearing) appears on 34 US grants and 6 published applications in this corpus.
Search patents in Y10S- Granted patents
- 34
- Published applications
- 6
- Assignees
- 26
- Inventors
- 56
- Latest grant
- 7 Sep 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 4 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 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 |
By publication year. Applications have been published since 2001.
Recent patents
- Variable coupling of turbofan engine spools via open differential gear set or simple planetary gear set for improved power extraction and engine operability, with torque coupling for added flexibility7 Sep 2010US 7,788,898 B2General Electric Company
- Drive apparatus11 Apr 2006US 7,024,963 B2
- Bearing-like device using magnetic force to actively aid or enhance turning or spinning movement28 Dec 2004US 6,836,042 B2
- Gear stage assembly with preload torque14 Sep 2004US 6,789,442 B2Heidelberger Druckmaschinen AG
- Contactless magnetic spiral gear and variants thereof17 Aug 2004US 6,778,052 B1Obschestvo S Ogranichennoy Otvetsvennostu <Laboratorii Amfora>
- Torsional Vibration Damping Arrangement Having A Phase Shifter And A Magnetic Gear For The Powertrain Of A Vehicle15 Nov 2018US 2018/0328447 A1ZF Friedrichshafen AG
- Variable coupling of turbofan engine spools via open differential gear set or simple planetary gear set for improved power extraction and engine operabiliby, with torque coupling for added flexability12 Jun 2008US 2008/0138195 A1Ge Aircraft Engines
- Bearing-like device using magnetic force to actively aid or enhance turning or spinning movement15 Jul 2004US 2004/0135451 A1
- Drive apparatus4 Mar 2004US 2004/0041479 A1
- Bearing-like device using magnetic force to actively aid or enhance turning or spinning movement23 Oct 2003US 2003/0197439 A1
Most cited
By later US patents
- Ultrasonic endoscope155US 4,732,156 AOlympus Optical Co., Ltd. · 1988
- Hand held device with built-in motor148US 4,486,176 AKollmorgen Technologies Corporation · 1984
- Gear stage assembly with preload torque108US 6,789,442 B2Heidelberger Druckmaschinen AG · 2004
- Magnetic transmission92US 5,013,949 ASundstrand Corporation · 1991
- Method of designing optimal bi-axial magnetic gears and system of the same73US 6,047,456 AIndustrial Technology Research Institute · 2000