Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7403801 | Portable telephone with bookmark sort function | — | 2008-07-22 |
| 7177665 | E-mail handling method for portable telephone and portable telephone using said handling method | — | 2007-02-13 |
| 6799300 | Document processor | Toshihiro Hishida, Seiji Ura, Hidehiko Shin, Keizaburo Sasaki, Eriko Ooseki | 2004-09-28 |
| 6708200 | Communication system and communication method | Seiji Ura, Yoshifumi Yonemoto, Hiromi Wada, Masaharu Nakatsuchi, Keizaburo Sasaki | 2004-03-16 |
| 6678534 | Mobile telephone with back light function | — | 2004-01-13 |
| 6580436 | Terminal device for mobile communication and screen display method performed by such device | Toshihiro Hishida, Masakazu Kawano, Hidehiko Shin | 2003-06-17 |