Inventor · Tokyo, JP

Ichiro Otsuka

6Patents
4h-index
18Co-inventors
50Inventor score

Filing activity: Jan 20, 1982 → Nov 17, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US5437880A Health drink composition Human Necessities 59 Expired
US5151457A Resin compositions having improved antistatic properties Chemistry; Metallurgy 12 Expired
US4987170A Styrene resin composition excellent in sliding properties Chemistry; Metallurgy 10 Expired
US4735983A Flame-retardant styrene-base resin composition Chemistry; Metallurgy 6 Expired
US4405671A Optical information recording disk Emerging Cross-Sectional Technologies 4 Expired
US5185394A Rubber-modified styrene type resin composition excellent in sliding properties Chemistry; Metallurgy 1 Expired

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