Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9187615 | Vinyl chloride resin composition | Tadashi Sengoku | 2015-11-17 |
| 8598259 | Vinyl chloride resin composition for transparent product, and transparent molded product produced by molding the composition | Tadashi Sengoku, Taro Mitsudera | 2013-12-03 |