Inventor

Eiichiro Takiyama

39Patents
11h-index
49Co-inventors
75Inventor score

Filing activity: Oct 18, 1973 → Aug 21, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5349028A Polyester fibers Emerging Cross-Sectional Technologies 44 Expired
US4490410A Method of affixing a decorative pattern to a stock or a molded component Emerging Cross-Sectional Technologies 40 Expired
US4342863A Plastic lens Physics 31 Expired
US5314927A Polyester foamed articles and method for producing the same Chemistry; Metallurgy 29 Expired
US4119617A Curable resinous composition comprising an unsaturated cycloacetal compound and a polythiol compound Chemistry; Metallurgy 24 Expired
US5714569A Aliphatic polyester resin and method for producing same Chemistry; Metallurgy 19 Expired
US4269869A Method for improving surface properties of porous inorganic material by coating Chemistry; Metallurgy 18 Expired
US5324794A Polyester film Chemistry; Metallurgy 16 Expired
US5314969A Polyester sheet Chemistry; Metallurgy 15 Expired
US5436056A Method of producing a high molecular weight aliphatic polyester and film thereof Emerging Cross-Sectional Technologies 15 Expired
US5439986A Thermo-curable resin composition, and a method for producing a copper-clad laminate using same Emerging Cross-Sectional Technologies 12 Expired
US4614761A Process for producing curable resin Chemistry; Metallurgy 11 Expired
US5310782A Method for manufacturing biodegradable high molecular aliphatic polyester Chemistry; Metallurgy 10 Expired
US5374259A Biodegradable disposable diaper Human Necessities 10 Expired
US4134884A Curable resinous composition comprising unsaturated alkyd and unsaturated cycloacetal Emerging Cross-Sectional Technologies 9 Expired
US5391644A Polyester injection-molded articles Chemistry; Metallurgy 8 Expired
US5310872A Polyester tying tape-like materials Chemistry; Metallurgy 7 Expired
US5324556A Polyester blow-molded articles Emerging Cross-Sectional Technologies 7 Expired
US5306787A Method for producing saturated polyester Chemistry; Metallurgy 7 Expired
US3993663A Curable resinous composition Chemistry; Metallurgy 7 Expired
US5362765A Polyester foamed thin materials Chemistry; Metallurgy 6 Expired
US4814365A Curable resin composition Chemistry; Metallurgy 6 Expired
US5321052A Polyester foamed thin materials Chemistry; Metallurgy 6 Expired
US5530058A Polyester resin composition Chemistry; Metallurgy 5 Expired
US5348700A Polyester flat and split yarn Emerging Cross-Sectional Technologies 5 Expired

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