Inventor · Nagoya, JP

Jiro Kumaki

12Patents
7h-index
19Co-inventors
63Inventor score

Filing activity: Mar 19, 1986 → Mar 18, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US7268190B2 Resin composition comprising polylactic acid and polyacetal and a molded article, film, and fiber each comprising the same Chemistry; Metallurgy 30 Expired
US7718718B2 Polylactic acid resin composition, process for producing the same, biaxially stretched polylactic acid film, and molded articles thereof Chemistry; Metallurgy 16 Active
US6617381B1 Polyamide resin composition and forming from the same Chemistry; Metallurgy 13 Expired
US7462672B2 Polymer alloy Chemistry; Metallurgy 10 Active
US7550541B2 Resin composition and molded article, film and fiber each comprising the same Chemistry; Metallurgy 9 Active
US7235612B2 Polymer alloy and method for manufacturing polymer alloy Chemistry; Metallurgy 8 Expired
US5451626A Polyester compositions containing aryl ether compounds Chemistry; Metallurgy 8 Expired
US6838529B2 Polyester composition and connector Chemistry; Metallurgy 5 Expired
US7135509B2 Flame-retardant polybutylene terephthalate resin composition and formed article Chemistry; Metallurgy 3 Expired
US4839463A Ultra fine polymer particle and composite material of preparation for methods Performing Operations; Transporting 3 Expired
US4977242A Ultra fine polymer particle, composite material thereof and methods of preparation thereof Performing Operations; Transporting 1 Expired
US8383717B2 Synthetic polymers controlled in spiral structure, host-guest compounds prepared by using the same, and processes for production of both Chemistry; Metallurgy 0 Active

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