Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8448488 | Flat wire manufacturing method of manufacturing flat wire for ring gear | Hitoshi Kushida, Norio Okochi, Shoji Miyazaki | 2013-05-28 |
| 7785425 | Method for passivating stainless steel product and method for producing stainless steel separator for fuel cell | Tetsuya Kondo, Yoshimitsu Ogawa | 2010-08-31 |
| 7254887 | Fuel cell separator manufacturing method and manufacturing apparatus | Tetsuya Kondo | 2007-08-14 |
| 7022419 | Composite plating film and a process for forming the same | Tomohiro Hirata, Yoshimitsu Ogawa, Nobuhiko Yoshimoto | 2006-04-04 |
| 6086731 | Composite plating apparatus | Yoshimitsu Ogawa, Makoto Ishikawa | 2000-07-11 |
| 5540829 | Composite plating method for hollow member | Hiroaki Mase, Hitoshi Karasawa | 1996-07-30 |
| 4846938 | Method of manufacturing a porous electroformed object | Yuichi Tazaki, Akira Ichikawa, Daijyu Yoshino, Akira Soyama | 1989-07-11 |