Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5495837 | Engine valve having improved high-temperature wear resistance | Akira Mitsuhashi, Saburo Wakita, Osami Noguchi | 1996-03-05 |
| 5496986 | Apparatus for applying hard facing to valve | Hiroshi Miyata, Yoshio Chiba, Osamai Noguchi, Minoru Nakane | 1996-03-05 |
| 5119865 | Cu-alloy mold for use in centrifugal casting of Ti or Ti alloy and centrifugal-casting method using the mold | Yoshiharu Mae | 1992-06-09 |
| 4889170 | High strength Ti alloy material having improved workability and process for producing the same | Yoshiharu Mae, Atsushi Hirano | 1989-12-26 |
| 4681627 | Process for preparing an ingot from metal scrap | Yoshiharu Mae | 1987-07-21 |