Inventor · disambiguated record
Shigeru Yumiyama
Also filed as: YUMIYAMA SHIGERU
13 granted patents·1 pending application·255 citations·filing 1986–2004
93Inventor score
Files withHITACHI LTD13
Top patents by PatentIndex Score
14 records- 0185US6378479B1Starting system for internal combustion engineHITACHI LTD·Filed 2000·Granted Apr 30, 2002·34 cites·7 claims
- 0285US4747761ASilencer-carrying rotary vane pumpHITACHI LTD·Filed 1986·Granted May 31, 1988·40 cites·2 claims
- 0383US5587619ARotary armature and method of forming armature coilHITACHI LTD·Filed 1993·Granted Dec 24, 1996·55 cites·7 claims
- 0465US5367913APinion shift device for starter and assembly method of the sameHITACHI LTD·Filed 1992·Granted Nov 29, 1994·24 cites·15 claims
- 0562US6028381AStarter equipped with current interruption mechanismHITACHI LTD·Filed 1997·Granted Feb 22, 2000·28 cites·8 claims
- 0662US5619088ARevolving armature for rotary electric machineryHITACHI LTD·Filed 1996·Granted Apr 8, 1997·26 cites·9 claims
- 0757US6844640B2Electrical equipment for mounting on vehicles, electrical machines, and manufacturing methods of the sameHITACHI LTD·Filed 2002·Granted Jan 18, 2005·7 cites·21 claims
- 0845US6460428B2Starter device for starting automobile use engineHITACHI LTD·Filed 2001·Granted Oct 8, 2002·2 cites·5 claims
- 0943US4879486APermanent-magnet generator used for an ignition device of an internal combustion engineHITACHI LTD·Filed 1988·Granted Nov 7, 1989·11 cites·1 claims
- 1040US5231307AStarter for starting internal combustion engineHITACHI LTD·Filed 1992·Granted Jul 27, 1993·10 cites·2 claims
- 1138US2005022770A1Internal combustion engine starting apparatusFiled 2004·Application pending·0 cites
- 1237US5969458APermanent magnetic field starter motorHITACHI LTD·Filed 1998·Granted Oct 19, 1999·10 cites·6 claims
- 1333US5644171AStarter having an elastic seal member shaped to taper in a direction perpendicular to the longitudinal axis of the motorHITACHI LTD·Filed 1995·Granted Jul 1, 1997·4 cites·6 claims
- 1430US6006618AStarter motor with rear bracket elements fixed by through-boltsHITACHI LTD·Filed 1997·Granted Dec 28, 1999·4 cites·5 claims
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