Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6909062 | Key-switch device corresponding to miniaturized notebook-size personal computer with reduced-thickness | Kazuhiro Yakoyama, Takayuki Ito, Sadayuki Yaginuma | 2005-06-21 |