Inventor · Saitama, JP

Shigeyuki Toki

9Patents
5h-index
26Co-inventors
63Inventor score

Filing activity: Jun 27, 1974 → Jul 11, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US5223465A Olefin polymerization catalyst Chemistry; Metallurgy 67 Expired
US5621046A Polypropylene resin composition Chemistry; Metallurgy 39 Expired
US3963681A Urethane elastomers prepared from polyethers having a certain molecular weight distribution Chemistry; Metallurgy 36 Expired
US5151142A Heavy duty pneumatic radial tires using rubber reinforcing fiber cords with improved adhesion Emerging Cross-Sectional Technologies 21 Expired
US5244970A Modified polyolefin-containing thermoplastic resin composition Chemistry; Metallurgy 17 Expired
US5166273A Method of producing modified polyolefin Chemistry; Metallurgy 5 Expired
US5444119A Thermoplastic resin composition Chemistry; Metallurgy 3 Expired
US5298557A Thermoplastic resin composition Chemistry; Metallurgy 2 Expired
US5367033A Biodegradable ethylene polymer having ester bonds in the main chain and process for production of the same Chemistry; Metallurgy 0 Expired

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