Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635053 | Method and apparatus for cleaning electronic parts | Hidemitsu Aoki, Masaharu Nakamori, Koji Yamanaka, Takashi Imaoka, Takashi Futatsuki | 1997-06-03 |
| 5616221 | Electrolytic ionized water producing apparatus | Hidemitsu Aoki, Koji Yamanaka, Takashi Imaoka, Takashi Futatsuki | 1997-04-01 |
| 5593554 | Electrolytic ionized water producing apparatus | Koji Yamanaka, Takashi Imaoka, Takashi Futatsuki | 1997-01-14 |