Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631450 | Megaphone | — | 1997-05-20 |
| 5206310 | Polyamide resin composition | Kenji Yasue, Tsuneo Tamura, Akio Motoyama | 1993-04-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631450 | Megaphone | — | 1997-05-20 |
| 5206310 | Polyamide resin composition | Kenji Yasue, Tsuneo Tamura, Akio Motoyama | 1993-04-27 |