KY

Kei Yoshiyama

SC Sekisui Chemical Co.: 4 patents #181 of 908Top 20%
TC Tokuyama Sekisui Co.: 4 patents #7 of 27Top 30%
Overall (All Time): #1,116,351 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12110384 Chlorinated vinyl chloride resin composition for window frame, and window frame member Hiroshi Taniguchi 2024-10-08
10000634 Resin composition for molding use Kenichi Matsumura, Atsushi Seiki, Norikazu Mashino, Atsushi Kawano 2018-06-19
9758633 Molding resin composition including chlorinated vinyl chloride-based resin, and molded article thereof Kenichi Matsumura, Atsushi Seiki, Norikazu Mashino, Atsushi Kawano 2017-09-12
9611373 Molding resin composition including chlorinated vinyl chloride-based resin, and molded article thereof Kenichi Matsumura, Atsushi Seiki, Norikazu Mashino, Atsushi Kawano 2017-04-04