Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851027 | Gradually effective, coated fertilizer | Toshikazu Murayama, Satoru Hayakawa, Shuji Takesue | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851027 | Gradually effective, coated fertilizer | Toshikazu Murayama, Satoru Hayakawa, Shuji Takesue | 1989-07-25 |