Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4624801 | Anisotropically electroconductive adhesive | Toshiyuki Kawaguchi, Takashi Nogami | 1986-11-25 |
| 4314115 | Key-board switching unit | Ryoichi Sado | 1982-02-02 |
| 4211890 | Electronic circuit boards | Ryoichi Sado | 1980-07-08 |