Inventor · disambiguated record
Kunihiko Sakamoto
Also filed as: SAKAMOTO KUNIHIKO
18 granted patents·3 pending applications·241 citations·filing 1990–2016
94Inventor score
Files withYANMAR CO LTD14SAKAMOTO KUNIHIKO4NAKANO JUN1TOYO SEAT TOYO SEAT LTD KK1YANMAR DIESEL ENGINE CO1
Top patents by PatentIndex Score
21 records- 0192US6616559B1Continuously variable transmissionYANMAR CO LTD·Filed 1999·Granted Sep 9, 2003·74 cites·31 claims
- 0290US9850885B2Engine overload prevention using a speed differential operated relief valveYANMAR CO LTD·Filed 2012·Granted Dec 26, 2017·9 cites·2 claims
- 0389USD529932STractorYANMAR CO LTD·Filed 2004·Granted Oct 10, 2006·35 cites·1 claims
- 0486US7832519B2Frame structure for working vehicleYANMAR CO LTD·Filed 2006·Granted Nov 16, 2010·25 cites·13 claims
- 0585US10662619B2Hydraulic apparatusYANMAR CO LTD·Filed 2016·Granted May 26, 2020·5 cites·19 claims
- 0678USD523027STractorYANMAR CO LTD·Filed 2005·Granted Jun 13, 2006·22 cites·1 claims
- 0775US7775556B2Frame structure for working vehicleYANMAR CO LTD·Filed 2006·Granted Aug 17, 2010·12 cites·5 claims
- 0871US8863179B2Digital broadcast receiverSAKAMOTO KUNIHIKO·Filed 2007·Granted Oct 14, 2014·3 cites·8 claims
- 0969US7779630B2Hydraulic stepless speed changing deviceYANMAR CO LTD·Filed 2004·Granted Aug 24, 2010·11 cites·9 claims
- 1067US8523139B2Selector valve operating mechanism for working vehicleSAKAMOTO KUNIHIKO·Filed 2009·Granted Sep 3, 2013·7 cites·2 claims
- 1166US6684634B1Swash plate angle control mechanism of hydraulic continuously variable transmissionYANMAR DIESEL ENGINE CO·Filed 2000·Granted Feb 3, 2004·9 cites·14 claims
- 1256US7895834B2Hydraulic stepless transmissionYANMAR CO LTD·Filed 2006·Granted Mar 1, 2011·2 cites·4 claims
- 1353US2015262221A1Linking offline actions with online activitiesNAKANO JUN·Filed 2012·Application pending·0 cites
- 1448US8713931B2Hydraulic circuit for working machineSAKAMOTO KUNIHIKO·Filed 2009·Granted May 6, 2014·2 cites·10 claims
- 1546US7877993B2Shift operating device for traveling vehicleYANMAR CO LTD·Filed 2004·Granted Feb 1, 2011·3 cites·7 claims
- 1646US7712573B2Working vehicleYANMAR CO LTD·Filed 2004·Granted May 11, 2010·3 cites·10 claims
- 1745US5130074AMethod and apparatus for manufacturing a skin-covered articleTOYO SEAT TOYO SEAT LTD KK·Filed 1990·Granted Jul 14, 1992·16 cites·12 claims
- 1842US7093434B2Hydraulic continuously variable transmission and power transmission apparatusYANMAR CO LTD·Filed 2002·Granted Aug 22, 2006·2 cites·8 claims
- 1942US2008023274A1Brake Operating Device of Traveling VehicleYANMAR CO LTD·Filed 2004·Application pending·0 cites
- 2038US7958657B2Fixing structure of work machineYANMAR CO LTD·Filed 2006·Granted Jun 14, 2011·1 cites·7 claims
- 2136US2009126528A1Pedal Structure for Traveling VehicleSAKAMOTO KUNIHIKO·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →