Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5155935 | Assembly of pots for raising and transplantation | Masashi Tanimura, Ryuzo Tsuru, Sumio Ito, Hidekazu Terasawa | 1992-10-20 |
| 5058320 | Multiple pot for raising and transplanting seedlings and method of fabricating the same | Ryuzo Tsuru, Masashi Tanimura, Sumio Ito, Hidekazu Terasawa | 1991-10-22 |
| 4950218 | Multiple pot for raising and transplanting seedlings and method of fabricating the same | Ryuzo Tsuru, Masashi Tanimura, Sumio Ito, Hidekazu Terasawa | 1990-08-21 |
| 4224098 | Apparatus for producing paper tube assembly for nursing seedlings | Shozo Oikawa, Reiji Takeda, Mamoru Sunaga, Yoshiyuki Kawatsu | 1980-09-23 |