Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5877749 | Operation inputting apparatus | Sadakazu Shiga, Masaru Komatsu | 1999-03-02 |
| 5680154 | Operation inputting apparatus | Sadakazu Shiga, Masaru Komatsu | 1997-10-21 |
| 5570110 | Operational input apparatus | Sadakazu Shiga, Masaru Komatsu | 1996-10-29 |