Inventor · Tokyo, JP

Hiroyuki Murata

28Patents
11h-index
47Co-inventors
75Inventor score

Filing activity: Sep 6, 1983 → Apr 1, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5561746A Image synthesizing system with surface data perspective transformation Physics 78 Expired
US5621867A Image synthesizing system Physics 50 Expired
US4872972A Apparatus for classifying particles Performing Operations; Transporting 37 Expired
US5553208A Image synthesizing system having a field buffer unit that stores texture coordinates Physics 26 Expired
US4597537A Vertical mill Emerging Cross-Sectional Technologies 26 Expired
US4871119A Impact crushing machine Performing Operations; Transporting 23 Expired
US4894088A Pellet for fabricating metal matrix composite and method of preparing the pellet Performing Operations; Transporting 15 Expired
US5870101A Image synthesizing system with texture mapping Physics 14 Expired
US5730632A Outboard motor Emerging Cross-Sectional Technologies 13 Expired
US5715777A Engine for outboard engine system Mechanical Engineering; Lighting; Heating 11 Expired
US6333747A Image synthesizing system with texture mapping Physics 11 Expired
US6146222A Cooling device in outboard engine system Mechanical Engineering; Lighting; Heating 11 Expired
US4831557A Image composing apparatus Physics 10 Expired
US6672917B2 Process for improving an anodizing film, an anodizing film structure and an aluminum-alloy-made outboard engine Performing Operations; Transporting 9 Expired
US5615322A Image synthesizing system for producing three-dimensional images Physics 9 Expired
US4834298A Crushing method and apparatus Performing Operations; Transporting 7 Expired
US5671779A Exhaust pipe structure in outboard engine system Emerging Cross-Sectional Technologies 5 Expired
US6355213B1 Aluminum die-cast material for boats Chemistry; Metallurgy 4 Expired
US6312821A Coating structure having corrosion resistance Emerging Cross-Sectional Technologies 4 Expired
US9170841B2 Multiprocessor system for comparing execution order of tasks to a failure pattern Physics 3 Active
US6358108B2 Outboard motor Mechanical Engineering; Lighting; Heating 2 Expired
US6602100B2 Passage wall cooling structure in outboard engine system Emerging Cross-Sectional Technologies 1 Expired
US6173487A Resistor unit for a fan speed controller of an automotive air conditioning device Emerging Cross-Sectional Technologies 1 Expired
US7590146B2 Information processing unit Electricity 1 Active
US5909185A Lookup table device and signal conversion method Electricity 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.