Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805191 | Reduction casting method, reduction casting apparatus and molding die using same | Keisuke Ban, Koichi Ogiwara | 2004-10-19 |
| 6752199 | Reduction casting method, reduction casting apparatus and molding die using same | Keisuke Ban, Koichi Ogiwara | 2004-06-22 |
| 6745816 | Method of casting and casting machine | Keisuke Ban, Yasuhiro Sasaki, Koichi Ogiwara, Sakuzo Nakatani | 2004-06-08 |
| 6745817 | Casting method and casting apparatus | Keisuke Ban, Yasuhiro Sasaki, Koichi Ogiwara | 2004-06-08 |
| 6725900 | Method of deoxidation casting and deoxidation casting machine | Keisuke Ban, Koichi Ogiwara, Sakuzo Nakatani | 2004-04-27 |