Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7067618 | Medicinal preparations | Yasuki Kato, Hiroko Kusano, Kunio Ito | 2006-06-27 |
| 6210687 | Fat emulsion containing xanthine derivative | Toshihito Hosokawa, Kenji Iwata, Yasuki Kato, Kunio Ito | 2001-04-03 |
| 6007615 | Water-swellable compositions and sealants | Keisuke Kato, Hiromichi Sugiyama, Takeshi Nakamura | 1999-12-28 |
| 5704970 | Water-preventing sealant with plasticity | Tomonori Nagaoka, Takeshi Nakamura, Hiroshi Kikuchi | 1998-01-06 |
| 5680830 | Excrement treatment for small animals and method of manufacturing the same | Masai Sato, Takashi Koyama | 1997-10-28 |