Inventor · disambiguated record
Ryo Motohashi
Also filed as: MOTOHASHI RYO
18 granted patents·4 pending applications·858 citations·filing 1986–2007
96Inventor score
Top patents by PatentIndex Score
22 records- 0198US4954736APermanent magnet rotor with magnets secured by synthetic resinMATSUSHITA ELECTRIC WORKS LTD·Filed 1989·Granted Sep 4, 1990·223 cites·9 claims
- 0294US7495358B2Vibratory linear actuator and electric toothbrush using the samePANASONIC ELEC WORKS CO LTD·Filed 2006·Granted Feb 24, 2009·70 cites·20 claims
- 0390US6559563B1Linear oscillating actuatorMATSUSHITA ELECTRIC WORKS LTD·Filed 2001·Granted May 6, 2003·43 cites·23 claims
- 0490US5736797ALinear oscillating motorMATSUSHITA ELECTRIC WORKS LTD·Filed 1996·Granted Apr 7, 1998·86 cites·8 claims
- 0589US5632087AReciprocatory dry shaverMATSUSHITA ELECTRIC WORKS LTD·Filed 1995·Granted May 27, 1997·102 cites·24 claims
- 0688US7334338B2Reciprocatory dry shaverMATSUSHITA ELECTRIC WORKS LTD·Filed 2005·Granted Feb 26, 2008·29 cites·5 claims
- 0787US7443059B2Linear actuator for both vibrating and rolling movement and electric toothbrush using the sameMATSUSHITA ELECTRIC WORKS LTD·Filed 2006·Granted Oct 28, 2008·17 cites·9 claims
- 0885US7474018B2Reciprocation type linear driving actuator and power toothbrush using the samePANASONIC ELEC WORKS CO LTD·Filed 2004·Granted Jan 6, 2009·48 cites·13 claims
- 0985US7218018B2ActuatorMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted May 15, 2007·30 cites·15 claims
- 1084US6991217B2Vibration type linear actuatorMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted Jan 31, 2006·44 cites·13 claims
- 1181US7020966B2Dry shaver with a cradle shaving headMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Apr 4, 2006·36 cites·19 claims
- 1277US7607229B2Electric razorMATSUSHITA ELECTRIC WORKS LTD·Filed 2005·Granted Oct 27, 2009·13 cites·3 claims
- 1373US7712174B2Rolling driving actuator and power toothbrush using the samePANASONIC ELEC WORKS CO LTD·Filed 2004·Granted May 11, 2010·18 cites·16 claims
- 1473US7053507B2Linear oscillating actuator systemMATSUSHITA ELECTRIC WORKS LTD·Filed 2004·Granted May 30, 2006·24 cites·7 claims
- 1573US7017270B2Reciprocation type electric shaverMATSUSHITA ELECTRIC WORKS LTD·Filed 2002·Granted Mar 28, 2006·23 cites·17 claims
- 1670US7443058B2Actuator capable of reciprocal linear driving and rolling driving and power toothbrush using the sameMATSUSHITA ELECTRIC WORKS LTD·Filed 2004·Granted Oct 28, 2008·17 cites·13 claims
- 1764US4704567ABrushless D.C. motor having alternating wider and narrower pole shoesMATSUSHITA ELECTRIC WORKS LTD·Filed 1986·Granted Nov 3, 1987·27 cites·5 claims
- 1857US6946756B2Oscillatory linear actuatorMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Granted Sep 20, 2005·8 cites·16 claims
- 1952US2007161931A1Gum massagerMATSUSHITA ELECTRIC WORKS LTD·Filed 2007·Application pending·0 cites
- 2048US2007170877A1ActuatorMATSUSHITA ELECTRIC WORKS LTD·Filed 2007·Application pending·0 cites
- 2145US2005235438A1Power toothbrushMOTOHASHI RYO·Filed 2003·Application pending·0 cites
- 2243US2003145469A1Electric hair clipperMATSUSHITA ELECTRIC WORKS LTD·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →