Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6590566 | Input and output keyboard | — | 2003-07-08 |
| 6520699 | Keyboard | — | 2003-02-18 |
| 5109716 | Apparatus and method for measuring adsorption/desorption | Mutsuhiro Ito, Ryuji Orii, Tomio Yamakoshi | 1992-05-05 |