Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5160590 | Electrolytic processing method for electrolytically processing metal surface | Nobuo Totsuka, Mitsuo Kimura, Takao Kurisu, Yuji Mishiro, Katsunobu Ishizawa +3 more | 1992-11-03 |
| 4669939 | Workpiece charger for heating furnace | Saburo Harada, Takao Yoshino, Rikio Takeshima, Kyoichi Kissei | 1987-06-02 |