Inventor · Tokyo, JP

Toshio Enokida

15Patents
10h-index
11Co-inventors
65Inventor score

Filing activity: Feb 17, 1989 → Nov 29, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5759444A Light-emitting material for organic electroluminescence device, and organic electroluminescence device for which the light-emitting material is adapted Emerging Cross-Sectional Technologies 70 Expired
US5811834A Light-emitting material for organo-electroluminescence device and organo-electroluminescence device for which the light-emitting material is adapted Electricity 59 Expired
US6251531A Light-emitting material for organic electroluminescence device, and organic electroluminescence device for which the light-emitting material is adapted Emerging Cross-Sectional Technologies 52 Expired
US6280859A Light-emitting material for organo-electroluminescence device and for organic electroluminescence device which the material is applied Emerging Cross-Sectional Technologies 35 Expired
US5968675A Hole-transporting material and use thereof Emerging Cross-Sectional Technologies 30 Expired
US4882427A Titanium phthalocyanine optical semiconductor material and electrophotographic plate using same Physics 26 Expired
US6150042A Material for organoelectro-luminescence device and use thereof Emerging Cross-Sectional Technologies 25 Expired
US5681664A Hole-transporting material and use thereof Emerging Cross-Sectional Technologies 24 Expired
US5698740A Hole-transport material Electricity 18 Expired
US6245449A Material for organoelectroluminescence device and use thereof Emerging Cross-Sectional Technologies 15 Expired
US6001284A Organoelectroluminescence device material and organoelectroluminescence device for which the material is adapted Emerging Cross-Sectional Technologies 10 Expired
US5585213A Hole-transporting material and its use Physics 9 Expired
US5948941A Material for organoelectroluminescence device and organoelectroluminescence device using the material Electricity 4 Expired
US6159281A Deterioration preventive for concrete or mortar and method for preventing deterioration of concrete or mortar Chemistry; Metallurgy 3 Expired
US6224658A Thiobacillus thiooxidansgrowth inhibitor, cement composition, and cement structure Chemistry; Metallurgy 1 Expired

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