Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6993654 | Secure encryption processor with tamper protection | Yusuke Kawasaki, Shigeru Hashimoto, Ryoichi Yanagi | 2006-01-31 |
| 6523754 | IC card, a method of controlling update of data, a method of controlling restoration of data or messages, and a computer product | Masao Hoshino, Tomomi Shiobara | 2003-02-25 |
| 6430823 | Datum plane setting device | — | 2002-08-13 |
| 5684708 | Numerically controlled machining method and system | Hitoshi Kondou | 1997-11-04 |
| 5282050 | Dual-side recording apparatus | Haruo Ishizuka | 1994-01-25 |
| 4833919 | Device for measuring displacement | Yasuo Saito, Koichi Shimizu | 1989-05-30 |
| 4723446 | Device for measuring displacement | Yasuo Saito, Koichi Shimizu | 1988-02-09 |