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, Naomi Okudai, Hidekazu Ikemiya +5 more | 1996-05-14 |
| PP9235 | Citrus tree `Ariake` | Naomi Okudai, Iwao Oiyama, deceased, Ryoji Matsumoto, Toshio Takahara, Masashi Yamamoto +4 more | 1995-08-08 |
| PP8559 | "Citrus tree ""Tsunokaori""" | Naomi Okudai, Iwao Oiyama, deceased, Ryoji Matsumoto, Toshio Takahara, Denji Ishiuchi +2 more | 1994-01-25 |