Y10T 74/19767
Return path geometry
Y10T74/19767 (Return path geometry) appears on 200 US grants and 208 published applications in this corpus.
Search patents in Y10T- Granted patents
- 200
- Published applications
- 208
- Assignees
- 66
- Inventors
- 298
- Latest grant
- 13 Jul 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 4 |
| 2002 | 3 | 6 |
| 2003 | 3 | 17 |
| 2004 | 8 | 15 |
| 2005 | 8 | 12 |
| 2006 | 7 | 14 |
| 2007 | 8 | 17 |
| 2008 | 5 | 20 |
| 2009 | 15 | 13 |
| 2010 | 6 | 27 |
| 2011 | 7 | 10 |
| 2012 | 18 | 13 |
| 2013 | 8 | 17 |
| 2014 | 14 | 11 |
| 2015 | 14 | 10 |
| 2016 | 9 | 1 |
| 2017 | 3 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Screw nut13 Jul 2021US 11,060,565 B2Thk Co., Ltd.
- Ball screw drive29 Aug 2017US 9,746,059 B2Schaeffler Technologies AG & Co. KG
- Ball screw and manufacturing method of nut for ball screw22 Aug 2017US 9,737,926 B2Nsk Ltd.
- Circulating device for motion guide apparatus18 Apr 2017US 9,625,017 B2Hiwin Technologies Corp.
- Ball screw with an improved end deflector11 Oct 2016US 9,464,705 B2Kuroda Precision Industries Ltd.
- Screw nut or spline nut5 Nov 2020US 2020/0347889 A1Thk Co., Ltd.
- Circulating device for motion guide apparatus15 Sep 2016US 2016/0265637 A9Hiwin Technologies Corp.
- Ball screw mechanism and steering device12 Nov 2015US 2015/0321690 A1Jtekt Corporation
- Ball screw and manufacturing method of nut for ball screw8 Oct 2015US 2015/0283600 A1Nsk Ltd.
- Ball screw device, power transfer mechanism, electric power steering apparatus, and method for manufacturing ball screw device8 Oct 2015US 2015/0284020 A1Jtekt Corporation
Most cited
By later US patents
- Ball screw142US 7,536,928 B2Ntn Corporation · 2009
- Jam resistant ball screw actuator51US 5,092,539 ABell Helicopter Textron Inc. · 1992
- Fault-tolerant electro-mechanical actuator having motor armatures to drive a ram and having an armature release mechanism40US 7,190,096 B2The Boeing Company · 2007
- Rotary-to-linear converter with rolling balls, and feed mechanisms incorporating the same31US 4,557,156 A1985
- Mast translation and rotation drive system utilizing a ball drive screw and nut assembly30US 5,128,688 ASperry Marine Inc. · 1992