Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6309590 | Production process of a hexagonal honeycomb structure | Yosiyasu Andou, Kazuhiko Yasuda | 2001-10-30 |
| 5409759 | Metal assembly | Tosiharu Kondo, Keiji Ito, Kiyotaka Matuo, Yasuyuki Kawabe, Yukikatsu Ozaki | 1995-04-25 |