Inventor · Ooi, JP

Kunio Iwanami

9Patents
5h-index
32Co-inventors
59Inventor score

Filing activity: May 2, 1983 → Dec 24, 1998

Most-cited inventions

PatentTitleAreaCited byStatus
US5621046A Polypropylene resin composition Chemistry; Metallurgy 39 Expired
US4528329A Production of polyolefin copolymer Chemistry; Metallurgy 24 Expired
US6156836A Polypropylene resin composition Chemistry; Metallurgy 14 Expired
US5106564A Method of and apparatus for making fiber-reinforced polymer compositions Performing Operations; Transporting 13 Expired
US4990550A Fiber-reinforced polymer composition and method of producing same Performing Operations; Transporting 12 Expired
US5438091A Resin composition having excellent paint coatability Chemistry; Metallurgy 5 Expired
US5216054A Polymer composition Chemistry; Metallurgy 5 Expired
US5461105A Resin composition having excellent paint coatability Chemistry; Metallurgy 3 Expired
US5106893A Fiber-reinforced polymer composition Chemistry; Metallurgy 1 Expired

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