Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905758 | Decorative item and process for producing the same | Hachirou Kushida, Yoshitugu Andou, Takeshi Inoue, Kazumi Hamano, Yukio Tanokura +2 more | 2005-06-14 |
| 6221173 | Titanium or titanium alloy member and surface treatment method therefor | Yoshitsugu Shibuya, Masahiro Sato, Junji Sato, Takanori Nanya | 2001-04-24 |