Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6256781 | External reset and data transfer method and apparatus for a portable electronic device | — | 2001-07-03 |
| 6229528 | Tablet stacked on LCD read after display line pulse signal in order to avoid impulse noise superposed on the tablet coordinate signal to improve measuring accuracy | Akihiro Masuda | 2001-05-08 |
| 5777604 | Touch panel input apparatus performing a sampling operation intermittently | Kazumasa Kimura, Tazo Nishida | 1998-07-07 |
| 4875036 | Liquid crystal display device for both inputting and outputting information | Isamu Washizuka, Yukihiro Inoue | 1989-10-17 |