SD

Shinji Date

SC Sumitomo Chemical: 8 patents #606 of 4,033Top 20%
📍 Niihama, JP: #87 of 473 inventorsTop 20%
Overall (All Time): #669,192 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5424370 Process for preparing a multilayered polymer Kanki Matsumoto 1995-06-13
5420201 Thermoplastic resin composition comprising modified polypropylene, anhydride containing copolymer and epoxy containing copolymer Hiroomi Abe, Takeshi Fujii, Masashi Yamamoto 1995-05-30
5324781 Methacrylate resin composition Teruhisa Koyama, Kanki Matsumoto 1994-06-28
5306776 Multilayered polymer Kanki Matsumoto 1994-04-26
5278233 Thermoplastic resin composition Hiroomi Abe, Takeshi Fujii, Masashi Yamamoto 1994-01-11
5248725 Thermoplastic resin composition Teruhisa Koyama 1993-09-28
5157062 Thermoplastic resin composition Teruhisa Koyama 1992-10-20
4965321 Thermoplastic copolymer Masahiro Yuyama, Teruhisa Koyama, Hideaki Matsurra 1990-10-23