Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616727 | Porous metal powder | Tadashi Koyama, Yoshiro Arami, Masato Kikukawa, Yasuhiko Hashimoto | 2003-09-09 |
| 6336953 | Method for preparing metal powder | Masato Kikukawa, Shigemasa Matsunaga, Tsuneta Inaba, Tohru Takeda | 2002-01-08 |