Assignee
NSK WARNER KK
JP·371 granted patents·64 pending applications·4,317 citations·filing 1976–2025
Top patents by PatentIndex Score
435 records- 0197US6332521B1Starting clutchNSK WARNER KK·Filed 2000·Granted Dec 25, 2001·54 cites·17 claims
- 0297US6125978AOne-way clutchNSK WARNER KK·Filed 1998·Granted Oct 3, 2000·184 cites·6 claims
- 0396US6062367AFriction plateNSK WARNER KK·Filed 1998·Granted May 16, 2000·82 cites·8 claims
- 0495US6575275B2Ratchet one-way clutchNSK WARNER KK·Filed 2001·Granted Jun 10, 2003·45 cites·6 claims
- 0594US5038628ASynchronizer ring for synchronous meshing type speed change gearNSK WARNER KK·Filed 1989·Granted Aug 13, 1991·57 cites·8 claims
- 0694US4228829AWebbing for seat beltNSK WARNER KK·Filed 1979·Granted Oct 21, 1980·30 cites·2 claims
- 0794US4228567ABuckle assembly for seat beltNSK WARNER KK·Filed 1978·Granted Oct 21, 1980·67 cites·5 claims
- 0893US10655691B2One-way clutch apparatusNSK WARNER KK·Filed 2018·Granted May 19, 2020·6 cites·13 claims
- 0993US5439087AWet-type multi-plate frictional engagement apparatusNSK WARNER KK·Filed 1993·Granted Aug 8, 1995·53 cites·8 claims
- 1092US8037986B2One-way clutch of roller type for use in starter for motor bikeNSK WARNER KK·Filed 2009·Granted Oct 18, 2011·16 cites·4 claims
- 1192US8002096B2One-way clutch of roller typeNSK WARNER KK·Filed 2009·Granted Aug 23, 2011·14 cites·7 claims
- 1292US6679364B2One-way clutch assemblyNSK WARNER KK·Filed 2002·Granted Jan 20, 2004·29 cites·4 claims
- 1391US8042671B2One-way clutch of roller typeNSK WARNER KK·Filed 2009·Granted Oct 25, 2011·12 cites·5 claims
- 1491US7789209B2Friction plate and wet-type multi-plate clutchNSK WARNER KK·Filed 2006·Granted Sep 7, 2010·14 cites·11 claims
- 1591US7740118B2Roller-type one-way clutchNSK WARNER KK·Filed 2007·Granted Jun 22, 2010·13 cites·6 claims
- 1691US7650977B2Friction plate for wet-type multi-plate clutchNSK WARNER KK·Filed 2006·Granted Jan 26, 2010·16 cites·13 claims
- 1791US6338402B1Oneway clutchNSK WARNER KK·Filed 2000·Granted Jan 15, 2002·28 cites·4 claims
- 1891US5605210ATorque converter with a lockup mechanismNSK WARNER KK·Filed 1994·Granted Feb 25, 1997·52 cites·12 claims
- 1990US10001178B2One-way clutchNSK WARNER KK·Filed 2016·Granted Jun 19, 2018·5 cites·6 claims
- 2090US6586373B2Wet friction materialNSK WARNER KK·Filed 2001·Granted Jul 1, 2003·33 cites·15 claims
- 2190US6409006B1Friction plateNSK WARNER KK·Filed 2000·Granted Jun 25, 2002·30 cites·54 claims
- 2290US4635771AOne-way clutch bearingNSK WARNER KK·Filed 1985·Granted Jan 13, 1987·41 cites·4 claims
- 2390US4415072AOne-way clutchNSK WARNER KK·Filed 1981·Granted Nov 15, 1983·33 cites·19 claims
- 2489US6283265B1Wet type multiplate clutchNSK WARNER KK·Filed 1999·Granted Sep 4, 2001·42 cites·22 claims
- 2588US7383932B2Clutch hubNSK WARNER KK·Filed 2005·Granted Jun 10, 2008·13 cites·5 claims
- 2688US6315096B1Friction engaging deviceNSK WARNER KK·Filed 1999·Granted Nov 13, 2001·43 cites·12 claims
- 2787US7958984B2Friction plate for wet-type multiplate clutchNSK WARNER KK·Filed 2007·Granted Jun 14, 2011·10 cites·4 claims
- 2887US7172062B2Friction plate for wet type multiplate clutchNSK WARNER KK·Filed 2004·Granted Feb 6, 2007·21 cites·6 claims
- 2987US4237586ABuckle device for safety beltNSK WARNER KK·Filed 1978·Granted Dec 9, 1980·40 cites·7 claims
- 3086US6397996B1Starting clutchNSK WARNER KK·Filed 2000·Granted Jun 4, 2002·20 cites·4 claims
- 3185US6468170B1V-pulley control mechanism for variable-speed drive of belt typeNSK WARNER KK·Filed 2000·Granted Oct 22, 2002·29 cites·6 claims
- 3285US5248016ALock-up clutch for a torque converterNSK WARNER KK·Filed 1992·Granted Sep 28, 1993·35 cites·6 claims
- 3385US4600626AWebbing suitable for use in vehicle seat belt systemNSK WARNER KK·Filed 1985·Granted Jul 15, 1986·37 cites·12 claims
- 3484US4995490ARoller-synchronized one-way clutch assemblyNSK WARNER KK·Filed 1989·Granted Feb 26, 1991·30 cites·13 claims
- 3584US4181832ABuckle apparatus for safety beltNSK WARNER KK·Filed 1978·Granted Jan 1, 1980·49 cites·11 claims
- 3683US7779980B2Wet multi-plate clutchNSK WARNER KK·Filed 2007·Granted Aug 24, 2010·8 cites·13 claims
- 3783US7040469B2One-way clutch apparatusNSK WARNER KK·Filed 2004·Granted May 9, 2006·20 cites·8 claims
- 3883US6167998B1One-way clutchNSK WARNER KK·Filed 2000·Granted Jan 2, 2001·15 cites·4 claims
- 3982US7059459B2Multiple disc clutch apparatusNSK WARNER KK·Filed 2003·Granted Jun 13, 2006·17 cites·15 claims
- 4082US6648117B2Starting clutch and method for controlling sameNSK WARNER KK·Filed 2001·Granted Nov 18, 2003·17 cites·48 claims
- 4182US5813508AStarting clutchNSK WARNER KK·Filed 1996·Granted Sep 29, 1998·33 cites·13 claims
- 4281US4473926AAdjusting device for seat beltNSK WARNER KK·Filed 1983·Granted Oct 2, 1984·33 cites·4 claims
- 4380US7823712B2Wet-type multi-plate clutchNSK WARNER KK·Filed 2007·Granted Nov 2, 2010·5 cites·6 claims
- 4480US6667103B1Wet friction materialNSK WARNER KK·Filed 2000·Granted Dec 23, 2003·16 cites·5 claims
- 4580US6585096B2Friction plate and multi-plate clutch using friction platesNSK WARNER KK·Filed 2001·Granted Jul 1, 2003·15 cites·14 claims
- 4680US6260671B1Double-wrap brake band apparatusNSK WARNER KK·Filed 2000·Granted Jul 17, 2001·15 cites·6 claims
- 4780US5676230ABushing for one-way clutchNSK WARNER KK·Filed 1995·Granted Oct 14, 1997·36 cites·14 claims
- 4880US4635770AOne-way clutch rolling member holder and one-way clutch having the holderNSK WARNER KK·Filed 1985·Granted Jan 13, 1987·26 cites·8 claims
- 4980US4556255AAnchor mounting deviceNSK WARNER KK·Filed 1983·Granted Dec 3, 1985·33 cites·10 claims
- 5079US10094428B2Friction plate and wet multiple-plate clutch with friction plateNSK WARNER KK·Filed 2015·Granted Oct 9, 2018·3 cites·12 claims
Showing the top 50 of 435 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →