Inventor · Tokyo, JP

Takeyoshi Doko

14Patents
8h-index
36Co-inventors
68Inventor score

Filing activity: Dec 9, 1988 → Mar 24, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5744255A Aluminum alloy brazing material and brazing sheet adaptable for heat exchanges Emerging Cross-Sectional Technologies 36 Expired
US5375760A Method of producing aluminum alloy heat-exchanger Chemistry; Metallurgy 15 Expired
US4906534A Composite aluminum thin plates for brazing and method for preparing same Emerging Cross-Sectional Technologies 15 Expired
US5837388A Aluminum alloy solder material, its manufacturing method, brazing sheet using this material, and method of manufacturing aluminum alloy heat exchanger using this sheet Emerging Cross-Sectional Technologies 13 Expired
US5234759A Brazing sheet comprising an Al--Mg--Si alloy brazing material Emerging Cross-Sectional Technologies 10 Expired
US6620265B2 Method for manufacturing an aluminum alloy fin material for brazing Mechanical Engineering; Lighting; Heating 8 Expired
US6465113B2 Aluminum alloy brazing sheet for a heat exchanger Emerging Cross-Sectional Technologies 8 Expired
US6896977B2 Method of brazing aluminum or aluminum alloy materials and aluminum alloy brazing sheet Emerging Cross-Sectional Technologies 8 Expired
US6186222A Aluminum alloy tube and heat exchanger, and method of metal-spraying a filler alloy Emerging Cross-Sectional Technologies 6 Expired
US5489347A Aluminum alloy fin material for heat-exchanger Mechanical Engineering; Lighting; Heating 4 Expired
US6840435B2 Method for brazing aluminum alloy-assembled articles within a short period of time and a filler alloy usable at low temperature Performing Operations; Transporting 4 Expired
US6523605B2 Heat exchanger made of an aluminum alloy Emerging Cross-Sectional Technologies 3 Expired
US6471794B2 Fin material for brazing Chemistry; Metallurgy 1 Expired
US6660108B2 Method for manufacturing a fin material for brazing Emerging Cross-Sectional Technologies 0 Expired

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