Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8050085 | Semiconductor processing device and IC card | Masatoshi Takahashi, Takanori Yamazoe, Kozo Katayama, Toshihiro Tanaka, Yutaka Shinagawa +2 more | 2011-11-01 |
| 7228377 | Semiconductor integrated circuit device, IC card, and mobile terminal | Takanori Yamazoe, Takashi Tase, Junji Shigeta, Eiji Yamasaki, Nobuhiro Oodaira +1 more | 2007-06-05 |
| 7086087 | Information processing device, card device and information processing system | Masahiro Kaminaga, Takashi Endo, Masaru Ohki, Takashi Tsukamoto, Hiroshi Watase +5 more | 2006-08-01 |
| 5497482 | Data processor in which external sync signal may be selectively inhibited | Haruo Keida, Takashi Tsukamoto | 1996-03-05 |
| 5493686 | Data processor in which external sync signal may be selectively inhibited | Haruo Keida, Takashi Tsukamoto | 1996-02-20 |
| 5179694 | Data processor in which external sync signal may be selectively inhibited | Haruo Keida, Takashi Tsukamoto | 1993-01-12 |
| 4967352 | Data processor in which external sync signal may be selectively inhibited | Haruo Keida, Takashi Tsukamoto | 1990-10-30 |