Inventor · disambiguated record
Shuzo Hirakushi
Also filed as: HIRAKUSHI SHUZO · MANABE SHIGERU
21 granted patents·1 pending application·244 citations·filing 1978–2005
95Inventor score
Top patents by PatentIndex Score
22 records- 0189US4194411ASteering column support assemblyKOYO SEIKO CO·Filed 1978·Granted Mar 25, 1980·38 cites·14 claims
- 0281US7328631B2Vehicular steering apparatusKOYO SEIKO CO·Filed 2005·Granted Feb 12, 2008·12 cites·4 claims
- 0379US4850447APower transmission apparatus for a vehicleKOYO SEIKO CO·Filed 1988·Granted Jul 25, 1989·27 cites·14 claims
- 0477US6990874B2Collapsible telescopic steering apparatusKOYO SEIKO CO·Filed 2002·Granted Jan 31, 2006·27 cites·7 claims
- 0571US7172361B2Extendable shaftKOYO SEIKO CO·Filed 2004·Granted Feb 6, 2007·13 cites·15 claims
- 0667US6981430B2Vehicular steering apparatusKOYO SEIKO CO·Filed 2003·Granted Jan 3, 2006·13 cites·7 claims
- 0764US7568550B2Worm support device and power assist unit having the sameJTEKT CORP·Filed 2003·Granted Aug 4, 2009·9 cites·4 claims
- 0860US4718514ASteering force control device for power steering apparatusKOYO SEIKO CO·Filed 1986·Granted Jan 12, 1988·19 cites·30 claims
- 0959US7353727B2Vehicular steering apparatusKOYO SEIKO CO·Filed 2005·Granted Apr 8, 2008·3 cites·3 claims
- 1058US5388679ATorque transmission device of a four-wheel drive vehicleKOYO SEIKO CO·Filed 1993·Granted Feb 14, 1995·14 cites·5 claims
- 1155US5074825AHydraulic transmission coupling apparatusKOYO SEIKO CO·Filed 1990·Granted Dec 24, 1991·14 cites·11 claims
- 1249US4919248ADrive coupling unitMITSUBISHI MOTORS CORP·Filed 1988·Granted Apr 24, 1990·9 cites·2 claims
- 1347US4637484AHydraulic control apparatus for a power steering deviceKOYO JIDOKI·Filed 1985·Granted Jan 20, 1987·13 cites·12 claims
- 1444US7044503B2Collapsible telescopic steering apparatusHIRUTA KOGYO CO LTD·Filed 2003·Granted May 16, 2006·3 cites·10 claims
- 1541US6776253B2Electric power steering apparatusKOYO SEIKO CO·Filed 2002·Granted Aug 17, 2004·2 cites·10 claims
- 1638US4784235AOil pressure reaction control valve for power steering apparatusKOYO SEIKO CO·Filed 1985·Granted Nov 15, 1988·8 cites·11 claims
- 1737US7311334B2Shock absorbing type steering device for vehicles and method of producing the sameKOYO SEIKO CO·Filed 2003·Granted Dec 25, 2007·1 cites·10 claims
- 1837US5375687ATorque transmission device of a four-wheel drive vehicleKOYO SEIKO CO·Filed 1992·Granted Dec 27, 1994·5 cites·17 claims
- 1936US4775022AApparatus for controlling steering power in power steering systemKOYO JIDOKI·Filed 1985·Granted Oct 4, 1988·6 cites·7 claims
- 2036US4640380AApparatus for controlling a steering force of a handle in automobilesKOYO SEIKO CO·Filed 1985·Granted Feb 3, 1987·6 cites·14 claims
- 2135US2006175118A1Power steering unitKOYO SEIKO CO·Filed 2004·Application pending·0 cites
- 2224US5154252APower transmission apparatus for vehicleKOYO SEIKO CO·Filed 1991·Granted Oct 13, 1992·2 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →