Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858128 | High chromium martensitic steel pipe having excellent pitting resistance and method of manufacturing | Yukio Miyata, Tomoya Koseki, Takaaki Toyooka, Fumio Murase | 1999-01-12 |
| 5270597 | Four phase stepping motor and art of driving same | Naoyoshi Yubazaki, Eiichi Kitamura | 1993-12-14 |
| 5160590 | Electrolytic processing method for electrolytically processing metal surface | Nobuo Totsuka, Takao Kurisu, Yuji Mishiro, Masakazu Sengan, Katsunobu Ishizawa +3 more | 1992-11-03 |
| 4948487 | Electrolytic processing apparatus for metallic members | Tsukasa Imazu, Yoshiyuki Saito, Nobuyoshi Ishiwatari, Yoshio Miyano, Mikio Kondo | 1990-08-14 |