Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6444056 | Refined magnesium material and method for producing the same | Kazumi Tanaka | 2002-09-03 |
| 5662349 | Suspension arm, and process for producing the same | Suehiro Hasshi, Toshifumi Yamamoto, Noboru Ashikawa, Tetsuro Saruwatari, Masanobu Nakamura | 1997-09-02 |
| 5613999 | Method for producing magnesium | Kazumi Tanaka | 1997-03-25 |