Inventor · disambiguated record
Kenji Okayasu
Also filed as: OKAYASU KENJI
17 granted patents·297 citations·filing 1985–2011
94Inventor score
Top patents by PatentIndex Score
17 records- 0184US4792283AHeat-driven pumpOKAYASU KENJI·Filed 1987·Granted Dec 20, 1988·43 cites·7 claims
- 0281US7975657B2Portable heat transfer apparatusOKAYASU KENJI·Filed 2006·Granted Jul 12, 2011·13 cites·16 claims
- 0374US7661420B2Portable heat transfer apparatusOKAYASU KENJI·Filed 2006·Granted Feb 16, 2010·4 cites·20 claims
- 0474US4930570AElectronic equipment cooling deviceOKAYASU KENJI·Filed 1988·Granted Jun 5, 1990·31 cites·1 claims
- 0571US4986348AHeat conducting deviceOKAYASU KENJI·Filed 1988·Granted Jan 22, 1991·27 cites·12 claims
- 0671US4625790AHeat transport apparatusOKAYASU KENJI·Filed 1985·Granted Dec 2, 1986·26 cites·2 claims
- 0770US8641213B2MirrorOKAYASU KENJI·Filed 2010·Granted Feb 4, 2014·2 cites·2 claims
- 0867US4811501AFootwearRIKIO CO LTD·Filed 1987·Granted Mar 14, 1989·35 cites·8 claims
- 0959US8736167B2Metal halide lampSHIBATA YOSHIHISA·Filed 2011·Granted May 27, 2014·2 cites·2 claims
- 1054US5129788AHeat-driven pumpOKAYASU KENJI·Filed 1991·Granted Jul 14, 1992·17 cites·15 claims
- 1147US4881593AHeat conducting deviceOKAYASU KENJI·Filed 1988·Granted Nov 21, 1989·13 cites·2 claims
- 1245US5003709APrick-preventing shoeRIKIO CO LTD·Filed 1990·Granted Apr 2, 1991·34 cites·2 claims
- 1343US5282740APortable heat conducting apparatusOKAYASU KENJI·Filed 1992·Granted Feb 1, 1994·24 cites·19 claims
- 1438US5001848AShoe insoleRIKIO CO LTD·Filed 1990·Granted Mar 26, 1991·14 cites·3 claims
- 1536US5953494AMethod for controlling a drawing apparatus, a drawing apparatus and a waveform recording apparatusFiled 1995·Granted Sep 14, 1999·5 cites·9 claims
- 1634US6144766AMethod for controlling a drawing apparatus, a drawing apparatus and a waveform recording apparatusFiled 1997·Granted Nov 7, 2000·4 cites·21 claims
- 1729US6119414ARocket damping deviceFiled 1996·Granted Sep 19, 2000·3 cites·6 claims
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