Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5422951 | Low profile telephone set | Yoshiya Takahashi, Kouichiro Suda, Yoshio Fujinami | 1995-06-06 |
| 5303292 | Low profile telephone set | Yoshiya Takahashi, Kouichiro Suda, Yoshio Fujinami | 1994-04-12 |
| 5185791 | Combination desk and wall telephone set | Akira Sugiyama, Koichiro Suda | 1993-02-09 |