Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8407801 | Security countermeasure function evaluation program | Michiyo Ikegami, Hidehisa Takamizawa, Masanobu Koike | 2013-03-26 |
| 7277540 | Arithmetic method and apparatus and crypto processing apparatus for performing multiple types of cryptography | Shinichi Kawamura | 2007-10-02 |
| 5550996 | ROM burst transfer continuous read-out extension method and a microcomputer system with a built-in ROM using this method | Shigeharu Nakata | 1996-08-27 |
| 5511222 | Priority encoder | Shigeharu Nakata | 1996-04-23 |
| 5420817 | Semiconductor integrated circuit device comprising memory area in which structurally different memory cells are included | Nobutaka Kitagawa, Shigeharu Nakata, Yasuhiro Ishii | 1995-05-30 |