Inventor · disambiguated record
Yukihiko Hayakawa
Also filed as: HAYAKAWA YUKIHIKO
7 granted patents·1 pending application·95 citations·filing 2005–2012
84Inventor score
Top patents by PatentIndex Score
8 records- 0191US7210795B2Light quantity adjusting device and projector apparatus using the sameNISCA CORP·Filed 2005·Granted May 1, 2007·27 cites·20 claims
- 0290US7344255B2Light amount adjusting apparatus and projector using the sameNISCA CORP·Filed 2005·Granted Mar 18, 2008·32 cites·13 claims
- 0387US7182470B2Light amount control apparatus and projector apparatus using the sameNISCA CORP·Filed 2005·Granted Feb 27, 2007·28 cites·12 claims
- 0471US8299690B2Stator structure and rotating electrical machine using the sameHAYAKAWA YUKIHIKO·Filed 2010·Granted Oct 30, 2012·4 cites·12 claims
- 0564US7568849B2Light quantity adjusting deviceNISCA CORP·Filed 2007·Granted Aug 4, 2009·2 cites·6 claims
- 0657US8426991B2Power generator converting fluid energy into electrical energy and power generation system of the sameHAYAKAWA YUKIHIKO·Filed 2010·Granted Apr 23, 2013·1 cites·7 claims
- 0745US9077235B2Brush motorHAYAKAWA YUKIHIKO·Filed 2012·Granted Jul 7, 2015·1 cites·11 claims
- 0839US2012133231A1Axial gap type rotating apparatus and axial gap type generatorHAYAKAWA YUKIHIKO·Filed 2011·Application pending·0 cites
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