Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11066538 | Vinyl chloride-vinyl acetate copolymer resin composition | Hiroshi Saito, Nobuyoshi Murakami, Yoshisada Kayano | 2021-07-20 |
| 10227441 | Silyl-terminated resin composition and method for producing same | Yoshisada Kayano | 2019-03-12 |
| 9085668 | Impregnated calcium carbonate, method for producing same, polymer composition, and polymer precursor composition | Yu Sakai, Yoshisada Kayano | 2015-07-21 |