Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4435202 | Plant growth regulator | Masuo Koizumi, Norio Shirakawa, Hiromi Tomioka, Masaki Takeuchi, Masanori Okada +2 more | 1984-03-06 |
| 4377407 | Isonicotinanilide derivatives, plant growth regulating compositions and use | Norio Shirakawa, Hiromi Tomioka, Masuo Koizumi, Masaki Takeuchi, Hiroshi Sugiyama +3 more | 1983-03-22 |