Inventor · Sakai, JP

Takeo Abe

18Patents
8h-index
58Co-inventors
75Inventor score

Filing activity: Nov 24, 1978 → Jun 25, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6073730A Bicycle switch and bracket cover therefor Emerging Cross-Sectional Technologies 85 Expired
US6216078A Electrical operating device for bicycles Performing Operations; Transporting 64 Expired
US6227068A Bicycle control device having a rotatable dial Emerging Cross-Sectional Technologies 31 Expired
US5947135A Dishwasher Emerging Cross-Sectional Technologies 19 Expired
US5609064A Shifting apparatus for a bicycle Emerging Cross-Sectional Technologies 18 Expired
US11441819B2 Refrigeration cycle apparatus Mechanical Engineering; Lighting; Heating 11 Active
US4762652A Process and apparatus for producing carbon fiber mat Textiles; Paper 8 Expired
US4202257A Cooking apparatus Human Necessities 8 Expired
US6418368B2 Electrical operating device for bicycles Performing Operations; Transporting 7 Expired
US5513401A Watermattress apparatus Human Necessities 6 Expired
US4498477A Mattress Human Necessities 5 Expired
US7776490B2 Fuel cell having closure seal Emerging Cross-Sectional Technologies 3 Active
US5647077A Water mattress apparatus and a water bag used for the water mattress apparatus Human Necessities 1 Expired
US11535781B2 Refrigeration cycle apparatus Emerging Cross-Sectional Technologies 1 Active
US7969294B2 Onboard display device, onboard display system and vehicle Performing Operations; Transporting 1 Active
US7309542B2 Membrane electrode assembly and fuel cell Emerging Cross-Sectional Technologies 1 Expired
US11549695B2 Heat exchange unit Chemistry; Metallurgy 0 Active
US9140716B2 Display system for vehicle and vehicle Performing Operations; Transporting 0 Active

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