Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786982 | Multi-function rotary dial system including timer setting feature | Tatsuya Wakahara, Shinya Fukushima, Hisayuki Akiguchi, Toshizumi Ando, Kiyoshi Takagaki | 1988-11-22 |