Inventor

Kozo Tanaka

13Patents
7h-index
30Co-inventors
66Inventor score

Filing activity: Apr 1, 1974 → Jun 21, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US7499288B2 Surface mounting semiconductor device Electricity 27 Active
US4073870A Process for producing carbon fibers Textiles; Paper 26 Expired
US4643529A Polarizing film Performing Operations; Transporting 25 Expired
US5965101A Process for producing hydrogen peroxide Chemistry; Metallurgy 21 Expired
US4490171A Method and apparatus for injecting pulverized fuel into a blast furnace Chemistry; Metallurgy 18 Expired
US4347279A High performance carbon fiber, process for production thereof, and composite materials prepared therewith Emerging Cross-Sectional Technologies 18 Expired
US6114688A Lens for a light detector Physics 14 Expired
US4518123A Method for controlling the pulverization and dryness of flammable materials passing through a pulverizer, and method of controlling the pulverizing rate of the pulverizer Mechanical Engineering; Lighting; Heating 6 Expired
US5840934A Process for producing epoxidized product of olefins Chemistry; Metallurgy 5 Expired
US4541572A Pulverizing, drying and transporting system for injecting a pulverized fuel into a blast furnace Chemistry; Metallurgy 3 Expired
US3940686A Linear output bridge circuit Physics 2 Expired
US4293793A Fluorescent display tube Electricity 1 Expired
US6617476B2 Process for producing aromatic ring alkylated phenols Emerging Cross-Sectional Technologies 0 Expired

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