Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701576 | Manufacturing method of plastically formed product | Makoto Fujita, Yukio Yamamoto, Nobuo Sakate | 1997-12-23 |
| 5693158 | Magnesium light alloy product and method of producing the same | Yukio Yamamoto, Makoto Fujita, Nobuo Sakate, Katsuya Ohuchi | 1997-12-02 |