Inventor · Toyota, JP

Toshinobu Furutani

14Patents
8h-index
17Co-inventors
61Inventor score

Filing activity: Jun 28, 1977 → Sep 30, 1982

Most-cited inventions

PatentTitleAreaCited byStatus
US4540479A Oxygen sensor element with a ceramic heater and a method for manufacturing it Physics 45 Expired
US4272349A Catalyst supported oxygen sensor with sensor element having catalyst and protective layers and a method of manufacturing same Physics 25 Expired
US4472262A Limiting electric current type oxygen concentration detector applied with temperature compensation Physics 23 Expired
US4209378A Oxygen sensing element Emerging Cross-Sectional Technologies 13 Expired
US4297192A Catalyst supported oxygen sensor element and a method of manufacturing same Physics 12 Expired
US4265930A Process for producing oxygen sensing element Emerging Cross-Sectional Technologies 11 Expired
US4152232A Oxygen concentration detector Physics 10 Expired
US4209377A Oxygen sensing element Emerging Cross-Sectional Technologies 10 Expired
US4395319A Lean sensor Physics 8 Expired
US4284486A Solid pole oxygen sensor and its manufacturing process Emerging Cross-Sectional Technologies 7 Expired
US4514277A Oxygen sensor element Physics 6 Expired
US4299627A Method of manufacturing oxygen sensing element Emerging Cross-Sectional Technologies 6 Expired
US4452687A Leanness sensor Physics 5 Expired
US4278509A Method of activating oxygen concentration cell Electricity 1 Expired

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