Assignee
ICHIKAWA YASUSHI
US·23 granted patents·4 pending applications·26 citations·filing 2006–2012
Top patents by PatentIndex Score
27 records- 0186US8764581B2Systems and methods for manufacturing a golf ballICHIKAWA YASUSHI·Filed 2010·Granted Jul 1, 2014·6 cites·24 claims
- 0278US8980155B2Over-indexed thermoplastic polyurethane elastomer, method of making, and articles comprising the elastomerICHIKAWA YASUSHI·Filed 2012·Granted Mar 17, 2015·2 cites·11 claims
- 0369US8556750B2Golf ball with cover having varying hardnessICHIKAWA YASUSHI·Filed 2010·Granted Oct 15, 2013·4 cites·7 claims
- 0464US8529375B2Golf ball having increased moment of inertiaICHIKAWA YASUSHI·Filed 2010·Granted Sep 10, 2013·3 cites·9 claims
- 0563US9786931B2Fuel cell system and method for controlling sameICHIKAWA YASUSHI·Filed 2009·Granted Oct 10, 2017·0 cites·26 claims
- 0663US8758169B2Method and system for golf ball fitting analysisICHIKAWA YASUSHI·Filed 2009·Granted Jun 24, 2014·3 cites·7 claims
- 0760US8987405B2Golf ball having an over-indexed thermoplastic polyurethane elastomer cover and having a soft feeling when hitICHIKAWA YASUSHI·Filed 2012·Granted Mar 24, 2015·2 cites·16 claims
- 0859US8944938B2Golf ball having a resilient materialICHIKAWA YASUSHI·Filed 2011·Granted Feb 3, 2015·1 cites·9 claims
- 0958US8944935B2Multilayer golf ball with resin inner core and specific coefficient of restitution relationships between the layersICHIKAWA YASUSHI·Filed 2012·Granted Feb 3, 2015·1 cites·18 claims
- 1058US8920263B2Golf ball with resin inner core and specified inner core and ball compressionICHIKAWA YASUSHI·Filed 2012·Granted Dec 30, 2014·1 cites·15 claims
- 1158US8911307B2Golf ball with resin inner core and specified inner core and cover layer hardnessICHIKAWA YASUSHI·Filed 2012·Granted Dec 16, 2014·1 cites·17 claims
- 1258US8911306B2Golf ball with resin inner core having specified coefficient of restitution of the inner core at various speedsICHIKAWA YASUSHI·Filed 2012·Granted Dec 16, 2014·1 cites·12 claims
- 1358US8905864B2Golf ball with resin inner core with a designated specific gravityICHIKAWA YASUSHI·Filed 2012·Granted Dec 9, 2014·1 cites·18 claims
- 1458US2007245643A1Joint structure for earthquake-resistant member and construction method for the sameICHIKAWA YASUSHI·Filed 2007·Application pending·0 cites
- 1556US9302157B2Solid golf ball with thin mantle layerICHIKAWA YASUSHI·Filed 2009·Granted Apr 5, 2016·0 cites·8 claims
- 1653US8734971B2Fluid passage structure for fuel cell stackICHIKAWA YASUSHI·Filed 2006·Granted May 27, 2014·0 cites·8 claims
- 1752US9526950B2Golf balls including dense high acid lonomersICHIKAWA YASUSHI·Filed 2012·Granted Dec 27, 2016·0 cites·18 claims
- 1849US9227110B2Golf ball having multi-layer core with filler in outer coreICHIKAWA YASUSHI·Filed 2012·Granted Jan 5, 2016·0 cites·13 claims
- 1949US8906508B2Method of toughening thermoplastic polyurethane and articles comprising toughened thermoplastic polyurethaneICHIKAWA YASUSHI·Filed 2012·Granted Dec 9, 2014·0 cites·5 claims
- 2049US8865081B2Method for producing aliphatic polyester having increased molecular weightICHIKAWA YASUSHI·Filed 2012·Granted Oct 21, 2014·0 cites·11 claims
- 2148US8936520B2Multilayer golf ball with resin inner core and specified hardness relationships between the various layersICHIKAWA YASUSHI·Filed 2012·Granted Jan 20, 2015·0 cites·17 claims
- 2248US8852517B2Method for producing aliphatic polyester having increased molecular weightICHIKAWA YASUSHI·Filed 2011·Granted Oct 7, 2014·0 cites·10 claims
- 2347US2013217517A1Golf Ball Having Outer Cover With Low Flexural ModulusICHIKAWA YASUSHI·Filed 2012·Application pending·0 cites
- 2446US8529377B2Golf ball incorporating thermoplastic polyurethaneICHIKAWA YASUSHI·Filed 2010·Granted Sep 10, 2013·0 cites·4 claims
- 2545US9101796B2Golf ball having an over-indexed thermoplastic polyurethane elastomer cover and having a soft feeling when hitICHIKAWA YASUSHI·Filed 2012·Granted Aug 11, 2015·0 cites·14 claims
- 2644US2012046127A1Golf Balls including Multiple Dimple Types and/or Multiple Layers of Different HardnessesICHIKAWA YASUSHI·Filed 2010·Application pending·0 cites
- 2744US2012043686A1Golf Balls including Multiple Dimple Types and/or Multiple Layers of Different HardnessesICHIKAWA YASUSHI·Filed 2010·Application pending·0 cites
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