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ICHIKAWA YASUSHI

Overview
  • Total Patents
    28
About

ICHIKAWA YASUSHI has a total of 28 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States and Japan. Its main competitors in its focus markets furniture and games, macromolecular chemistry and polymers and environmental technology are SRI SPORTS LTD, CALLAWAY GOLF CO and ISHII HIDEYUKI.

Patent filings in countries

World map showing ICHIKAWA YASUSHIs patent filings in countries
# Country Total Patents
#1 United States 27
#2 Japan 1

Patent filings per year

Chart showing ICHIKAWA YASUSHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ichikawa Yasushi 28
#2 Liu Chen-Tai 10
#3 Chou Chien-Hsin 10
#4 Molinari Arthur 9
#5 Kennedy Iii Thomas J 5
#6 Ichinose Jun 5
#7 Newbury Peter 2
#8 Ishii Akira 2
#9 Fitchett Derek A 2
#10 Liao Hui-Kai 2

Latest patents

Publication Filing date Title
US2013217517A1 Golf Ball Having Outer Cover With Low Flexural Modulus
US2014045615A1 Golf ball with resin inner core having specified coefficient of restitution of the inner core at various speeds
US2014045618A1 Multilayer golf ball with resin inner core and specified hardness relationships between the various layers
US2014045617A1 Golf ball with resin inner core with a designated specific gravity
US2014045619A1 Multilayer golf ball with resin inner core and specific coefficient of restitution relationships between the layers
US2014045616A1 Golf ball with resin inner core and specified inner core and cover layer hardness
US2014045614A1 Golf ball with resin inner core and specified inner core and ball compression
US2013323512A1 Method of toughening thermoplastic polyurethane and articles comprising toughened thermoplastic polyurethane
US2013172118A1 Golf ball having an over-indexed thermoplastic polyurethane elastomer cover and having a soft feeling when hit
US2013260917A1 Golf ball having multi-layer core with filler in outer core
US2013260915A1 Golf balls including dense high acid lonomers
US2013172122A1 Over-indexed thermoplastic polyurethane elastomer, method of making, and articles comprising the elastomer
US2013172117A1 Golf ball having an over-indexed thermoplastic polyurethane elastomer cover and having a soft feeling when hit
US2013029784A1 Golf ball having a resilient material
US2013289221A1 Method for producing aliphatic polyester having increased molecular weight
US2012046127A1 Golf Balls including Multiple Dimple Types and/or Multiple Layers of Different Hardnesses
US2012043686A1 Golf Balls including Multiple Dimple Types and/or Multiple Layers of Different Hardnesses
US2012040775A1 Systems and methods for manufacturing a golf ball
US2012004050A1 Golf ball incorporating thermoplastic polyurethane
US2011177885A1 Golf ball having increased moment of inertia