Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5081453 | Detecting apparatus for detecting input operation in a switching matrix | Shigeo Tanji, Kazutoshi Hayashi, Hideo Yamada | 1992-01-14 |
| 4994634 | Sheet switch | Shigeo Tanji, Kazutoshi Hayashi, Hideo Yamada | 1991-02-19 |