Inventor · disambiguated record
Yoshio Tomiyama
Also filed as: TOMIYAMA YOSHIO
20 granted patents·797 citations·filing 1979–2009
96Inventor score
Top patents by PatentIndex Score
20 records- 0196US5307612ALawn mower having a steering handle switchable between a walking mode and a riding modeKUBOTA KK·Filed 1993·Granted May 3, 1994·88 cites·7 claims
- 0292US5887671AWorking vehicle with power steeringKUBOTA KK·Filed 1997·Granted Mar 30, 1999·85 cites·20 claims
- 0392US5155985AWorking vehicle controllable by walking operator and having independently driven right and left ground wheelsKUBOTA KK·Filed 1991·Granted Oct 20, 1992·65 cites·6 claims
- 0492US5138824ASafety system for a lawn mowerKUBOTA KK·Filed 1991·Granted Aug 18, 1992·73 cites·5 claims
- 0590US7222485B2Hydrostatic continuously variable transmissionKUBOTA KK·Filed 2006·Granted May 29, 2007·18 cites·12 claims
- 0688US5337543ALawn mower for use both as riding and walking operator typeKUBOTA KK·Filed 1992·Granted Aug 16, 1994·53 cites·17 claims
- 0787US5247784ATransmission system capable of driving right and left drive wheels at different speedsKUBOTA KK·Filed 1992·Granted Sep 28, 1993·48 cites·8 claims
- 0887US5134405AElectromagnetically anechoic chamber and shield structures thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jul 28, 1992·89 cites·4 claims
- 0986USD273384SEarth moving machineKUBOTA LTD·Filed 1982·Granted Apr 10, 1984·31 cites·1 claims
- 1085US6276119B1Apparatus for suspending a mower unit from a vehicle bodyKUBOTA KK·Filed 1999·Granted Aug 21, 2001·48 cites·19 claims
- 1184US7558658B2Operating system for tractorKUBOTA KK·Filed 2006·Granted Jul 7, 2009·15 cites·18 claims
- 1281US6720679B2Interlock circuit for a working vehicleKUBOTA KK·Filed 2001·Granted Apr 13, 2004·28 cites·4 claims
- 1381US5355661ALawn mower having a steering handle switchable between a walking mode and a riding modeKUBOTA KK·Filed 1993·Granted Oct 18, 1994·51 cites·7 claims
- 1480US6729431B2Tractor with implement mounting frameKUBOTA KK·Filed 2002·Granted May 4, 2004·29 cites·23 claims
- 1577US6584757B2Mowing machine with dumping grass catcherKUBOTA KK·Filed 2001·Granted Jul 1, 2003·23 cites·7 claims
- 1672US7992373B2Lawn mower with grass collecting unit supportKUBOTA KK·Filed 2009·Granted Aug 9, 2011·10 cites·10 claims
- 1770US8205701B2Operating system for tractorKURAMOTO TAKASHI·Filed 2009·Granted Jun 26, 2012·7 cites·15 claims
- 1865US6959780B2Vibration damping system for an engine mounted on a vehicleKUBOTA KK·Filed 2003·Granted Nov 1, 2005·16 cites·12 claims
- 1945US4802814ADevice for attaching front loader to tractorKUBOTA LTD·Filed 1987·Granted Feb 7, 1989·13 cites·7 claims
- 2044US4265494ACrawler travelling apparatusKUBOTA LTD·Filed 1979·Granted May 5, 1981·7 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →