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.
Join the waitlist — get patent alerts
Get an alert when NSK WARNER KK files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →