Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5360326 | Twin helical blade fluid compressor | Masayuki Okuda, Takayoshi Fujiwara | 1994-11-01 |
| 5336070 | Fluid compressor having roller bearing | Takayoshi Fujiwara, Masayuki Okuda | 1994-08-09 |
| 5286174 | Fluid compression device | Takayoshi Fujiwara, Toshikatsu Iida, Masayuki Okuda | 1994-02-15 |