Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6968354 | Tamper-resistant modular multiplication method | Takashi Endo, Takashi Watanabe, Masaru Ohki | 2005-11-22 |
| 6839847 | Information processing equipment and IC card | Masaru Ohki, Yasuko Fukuzawa, Susumu Okuhara | 2005-01-04 |