Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6340446 | Nickel-free white copper alloy | Yasuhiko Sugimoto, Yasuharu Yoshimura, Takahiro Fukuyama | 2002-01-22 |
| 6334911 | High-strength, high-ductility aluminum alloy | Koji Saito, Koju Tachi, Teruaki Onogi, Kenji Higashi | 2002-01-01 |