Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4540773 | Method of producing an improved polyacetal polymer | Hiroyasu Komazawa, Hiroshi Hotta, Hiroshi Nakatsuji, Kiyoshi Yoko, Seiichi Higashiyama +1 more | 1985-09-10 |
| 4436877 | Thermoplastic polyester composition | Takuzo Kasuga, Katsuhiko Takahashi | 1984-03-13 |
| 4390684 | Continuous polymerization method | Hiroyasu Komazawa, Tadashi Mori, Yukio Ikenaga, Hiroshi Hotta | 1983-06-28 |