Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D284189 | Telephone | Akitaka Takeuchi, Yoku Yamagami, Shoichi Onuma | 1986-06-10 |
| D277929 | Telephone | Ichiro Sato, Sadao Takatsuka | 1985-03-12 |
| D277663 | Telephone | Ichiro Sato | 1985-02-19 |