Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847034 | Vacuum forming method | Kazuo Araki, Seiji Matsumoto, Hisao Fukushima | 1989-07-11 |
| 4796547 | Fine particle dispersing device for mixing reactant with combustion gas | Chiaki Tojo, Masayoshi Kinoshita | 1989-01-10 |