Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7451485 | Information processing unit having tamper-resistant system | Takashi Watanabe, Takashi Endo, Masahiro Kaminaga, Kunihiko Nakada, Yuuichirou Nariyoshi | 2008-11-11 |
| 6907526 | IC card and microprocessor | Kunihiko Nakada, Takashi Tsukamoto, Shigeo Hirabayashi, Hiroshi Watase, Masatoshi Takahashi +1 more | 2005-06-14 |