Inventor · disambiguated record
Yoichi Kawai
Also filed as: KAWAI YOICHI
38 granted patents·1 pending application·742 citations·filing 1980–2015
98Inventor score
Files withMITSUI TOATSU CHEMICALS20OKUMA MACHINERY WORKS LTD8MINEBEA CO LTD4KAWAI YOICHI2DAIWA COMPANY LIMITED1
Top patents by PatentIndex Score
39 records- 0196US4314039APolypropylene composition containing a 1.3,2.4-di(alkylbenzylidene) sorbitolMITSUI TOATSU CHEMICALS·Filed 1980·Granted Feb 2, 1982·75 cites·8 claims
- 0293US4510079AElectrically-conductive resin compositionMITSUI TOATSU CHEMICALS·Filed 1982·Granted Apr 9, 1985·59 cites·2 claims
- 0392US7154198B2Linear motorOKUMA MACHINERY WORKS LTD·Filed 2005·Granted Dec 26, 2006·24 cites·4 claims
- 0492US4748206APolyolefin composition and the same used for vehicle exterior membersNIPPON PETROCHEMICALS CO LTD·Filed 1986·Granted May 31, 1988·77 cites·13 claims
- 0591US4734450APolypropylene-base resin composition containing an inorganic filler and 0.01 to 0.6 wt. % of carbon blackMITSUI TOATSU CHEMICALS·Filed 1986·Granted Mar 29, 1988·57 cites·15 claims
- 0691US4480065APolypropylene-base resin compositionMITSUI TOATSU CHEMICALS·Filed 1983·Granted Oct 30, 1984·59 cites·5 claims
- 0791US4425262AElectroconductive resin compositionMITSUI TOATSU CHEMICALS·Filed 1982·Granted Jan 10, 1984·48 cites·7 claims
- 0888US5023286APolypropylene resin compositionsMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jun 11, 1991·41 cites·12 claims
- 0984US4663369AGlass-fiber reinforced polypropylene resin compositionMITSUI TOATSU CHEMICALS·Filed 1986·Granted May 5, 1987·30 cites·17 claims
- 1083US6960858B2Motor using permanent magnetOKUMA MACHINERY WORKS LTD·Filed 2004·Granted Nov 1, 2005·28 cites·3 claims
- 1182US4705818APolypropylene-base resin compositionMITSUI TOATSU CHEMICALS·Filed 1986·Granted Nov 10, 1987·35 cites·9 claims
- 1281US7944095B2Linear motor with integrally formed statorOKUMA MACHINERY WORKS LTD·Filed 2010·Granted May 17, 2011·5 cites·4 claims
- 1380US7573162B2Linear motorOKUMA MACHINERY WORKS LTD·Filed 2007·Granted Aug 11, 2009·10 cites·6 claims
- 1476US4891392AProduction process of polyolefin resin composition containing inorganic fillerMITSUI TOATSU CHEMICALS·Filed 1988·Granted Jan 2, 1990·29 cites·13 claims
- 1574US9284961B2Fan deviceMINEBEA CO LTD·Filed 2013·Granted Mar 15, 2016·5 cites·10 claims
- 1674US5478646APolypropylene fiber and a preparation process thereofMITSUI TOATSU CHEMICALS·Filed 1993·Granted Dec 26, 1995·17 cites·8 claims
- 1772US5082888APolypropylene resin composition having high dielectric strengthMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jan 21, 1992·18 cites·11 claims
- 1869US10088828B2Controlling load ratio induced shut-down conditions in numerical control devicesOKUMA MACHINERY WORKS LTD·Filed 2015·Granted Oct 2, 2018·1 cites·8 claims
- 1968US7839029B2Linear motorOKUMA MACHINERY WORKS LTD·Filed 2007·Granted Nov 23, 2010·5 cites·12 claims
- 2067USD637706SAxial-flow blowerMINEBEA CO LTD·Filed 2010·Granted May 10, 2011·16 cites·1 claims
- 2165US8476851B2Motor magnetic pole position correction methodKAWAI YOICHI·Filed 2011·Granted Jul 2, 2013·2 cites·6 claims
- 2263US8961124B2Axial fanFUKUDA TAKAKO·Filed 2011·Granted Feb 24, 2015·2 cites·4 claims
- 2361US8164223B2Linear motor mounting structureKAWAI YOICHI·Filed 2009·Granted Apr 24, 2012·3 cites·3 claims
- 2459US10113551B2Axial flow fanMINEBEA CO LTD·Filed 2013·Granted Oct 30, 2018·1 cites·3 claims
- 2558US4553413AWashing machineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Nov 19, 1985·17 cites·9 claims
- 2657US5041338APolypropylene compositionMITSUI TOATSU CHEMICALS·Filed 1989·Granted Aug 20, 1991·15 cites·10 claims
- 2756US7151336B2Rotor of reluctance motorOKUMA MACHINERY WORKS LTD·Filed 2004·Granted Dec 19, 2006·8 cites·2 claims
- 2854US4942096APolypropylene resin compositionMITSUI TOATSU CHEMICALS·Filed 1989·Granted Jul 17, 1990·11 cites·12 claims
- 2951US4626565APreparation process for polypropylene-base resin compositionsMITSUI TOATSU CHEMICALS·Filed 1984·Granted Dec 2, 1986·11 cites·7 claims
- 3047US5153249APolypropylene resin compositionsMITSUI TOATSU CHEMICALS·Filed 1990·Granted Oct 6, 1992·6 cites·5 claims
- 3146US4481131AElectroconductive resin compositionMITSUI TOATSU CHEMICALS·Filed 1982·Granted Nov 6, 1984·6 cites·6 claims
- 3246US2013280090A1Fan deviceMINEBEA CO LTD·Filed 2013·Application pending·0 cites
- 3340US5624621AProcess of making polyprophylene fibersMITSUI TOATSU CHEMICALS·Filed 1995·Granted Apr 29, 1997·6 cites·6 claims
- 3437US5247007APolypropylene resin composition and method for coating molded products of the resin compositionMITSUI TOATSU CHEMICALS·Filed 1991·Granted Sep 21, 1993·5 cites·3 claims
- 3537US4885162APolyolefin resin compositionsMITSUI TOATSU CHEMICALS·Filed 1988·Granted Dec 5, 1989·4 cites·7 claims
- 3636US9024548B2Method of controlling linear motorOKUMA MACHINERY WORKS LTD·Filed 2013·Granted May 5, 2015·0 cites·14 claims
- 3734US5328950APolypropylene resin compositionsMITSUI TOATSU CHEMICALS·Filed 1993·Granted Jul 12, 1994·2 cites·3 claims
- 3828US4600748APolyolefin compositionDAIWA COMPANY LIMITED·Filed 1985·Granted Jul 15, 1986·4 cites·12 claims
- 3926US6075086APolypropylene resin composition and method for coating molded products of the resin compositionMITSUI CHEMICALS INC·Filed 1993·Granted Jun 13, 2000·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →