Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4304589 | Briquetted fertilizer for forest fertilization | Seiichi Kamo, Noriyasu Kuroda, Naoto Osako, Yoshinori Kaneko | 1981-12-08 |
| 4248617 | Process for producing granular basic phosphate fertilizer | Seiichi Kamo, Kiyoshi Nakayama | 1981-02-03 |