Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4501773 | Granulation process | Susumu Nioh, Hiroshi Hirayama, Tetsuzo Honda | 1985-02-26 |
| 4316767 | Process for concentrating aqueous urea solutions | Toyoyasu Saida, Takatatsu Shimokawa, Yuzuru Yanagisawa, Takashi Nagahama | 1982-02-23 |