Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| PP9550 | Citrus tree `Amakusa` | Ryoji Matsumoto, Masashi Yamamoto, Yoshi Yamada, Hidekazu Ikemiya, Kensuke Asada +5 more | 1996-05-14 |
| PP9235 | Citrus tree `Ariake` | Iwao Oiyama, deceased, Ryoji Matsumoto, Toshio Takahara, Masashi Yamamoto, Denji Ishiuchi +4 more | 1995-08-08 |
| PP8559 | "Citrus tree ""Tsunokaori""" | Iwao Oiyama, deceased, Ryoji Matsumoto, Toshio Takahara, Denji Ishiuchi, Kensuke Asada +2 more | 1994-01-25 |