Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836267 | Coordinate input device and a processor readable medium | Michiko Endo, Takeshi Nishino, Norio Endo | 2004-12-28 |
| 6369806 | Coordinate-detecting device and coordinate input pad for use in coordinate-detecting device | Michiko Endo, Takeshi Nishino | 2002-04-09 |
| 5821482 | Keyboard switch having dustproof and droplet-proof push-button | Hiroshi Hasegawa, Masao Fukai | 1998-10-13 |
| 5813521 | Keyswitch having a reduced height and a keyboard using such a keyswitch | Tamotsu Koike, Syuji Nakamura, Junichi Maruyama, Norio Endo | 1998-09-29 |