Inventor · Shibukawa, JP

Michio Okada

14Patents
7h-index
15Co-inventors
59Inventor score

Filing activity: Feb 25, 1981 → May 13, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US4365307A Temperature pattern measuring device Physics 29 Expired
US4847528A Plastic molding on penetration metal, particularly on motor end plate Electricity 27 Expired
US5760487A Coaxial engine starter system Emerging Cross-Sectional Technologies 15 Expired
US5844336A Starter for an internal combustion engine Emerging Cross-Sectional Technologies 13 Expired
US5901604A Coaxial engine starter Emerging Cross-Sectional Technologies 13 Expired
US5839318A Coaxial engine starter system Emerging Cross-Sectional Technologies 10 Expired
US5528945A Engine starter Emerging Cross-Sectional Technologies 7 Expired
US5877575A Starter for an internal combustion engine Mechanical Engineering; Lighting; Heating 6 Expired
US5818118A Engine starter system having an improved pinion assembly Emerging Cross-Sectional Technologies 5 Expired
USD408010S Starting electric motor for automobile General 5 Expired
US5937696A Starter for an internal combustion engine Emerging Cross-Sectional Technologies 3 Expired
US5869913A Electric motor using permanent field magnets Electricity 2 Expired
US5956996A Assembling arrangement for engine starters Emerging Cross-Sectional Technologies 2 Expired
US6076412A Starter for an internal combustion engine Emerging Cross-Sectional Technologies 1 Expired

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