Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7459587 | Process for purifying menthol | Hidetoshi Nakayasu, Yasuhiro Mizuno | 2008-12-02 |
| 6121343 | Perfume-containing controlled release biodegradable resin composition | Yoji Hori, Yasuo Fujiwara, Seiichi Abe, Minoru Hanada | 2000-09-19 |
| 5840811 | Optically active block polyester copolymer and method for production thereof | Yoji Hori, Tohru Kobayashi, Akio Yamaguchi, Yoko Takahashi, Takashi Imai +1 more | 1998-11-24 |
| 5824751 | Biodegradable high molecular composition | Yoji Hori, Yoko Takahashi, Akio Yamaguchi, Toshimitsu Hagiwara | 1998-10-20 |
| 5631344 | Block copolymer of polyesters and polycarbonates and process for preparation thereof | Akio Yamaguchi, Yoji Hori, Toshimitsu Hagiwara, Yoko Takahashi | 1997-05-20 |