Inventor · disambiguated record
Ippei Hagiwara
Also filed as: HAGIWARA IPPEI
5 granted patents·1 pending application·115 citations·filing 1983–2016
83Inventor score
Top patents by PatentIndex Score
6 records- 0175US4959571AAxial-flow fan with tapered hub and ductMITSUBISHI ELECTRIC CORP·Filed 1989·Granted Sep 25, 1990·38 cites·15 claims
- 0270USD301454SMiniature electric motorMITSUBISHI ELECTRIC CORP·Filed 1986·Granted Jun 6, 1989·14 cites·1 claims
- 0367US4442386AControl apparatus of transistor motorMITSUBISHI ELECTRIC CORP·Filed 1983·Granted Apr 10, 1984·20 cites·16 claims
- 0466US4814914ADisc driving device having a reinforced baseMITSUBISHI ELECTRIC CORP·Filed 1986·Granted Mar 21, 1989·19 cites·6 claims
- 0561US4773828ABlowerMITSUBISHI ELECTRIC CORP·Filed 1987·Granted Sep 27, 1988·24 cites·1 claims
- 0636US2018314687A1Viewing material evaluating method, viewing material evaluating system, and programNAT INST INF & COMM TECH·Filed 2016·Application pending·0 cites
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