Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7367047 | Portable information recording medium | Naoto Shibata, Tetsuo Shinriki | 2008-04-29 |
| 7340276 | System for downloading program to general-purpose subscriber identification module | — | 2008-03-04 |
| 7325144 | Portable information processor having password code checking function | Tetsuo Shinriki, Naoto Shibata | 2008-01-29 |
| 7302572 | Portable information storage medium and its authentication method | Tetsuo Shinriki, Naoto Shibata | 2007-11-27 |
| 6776347 | Sheet-framed IC carrier, method for producing the same, and IC carrier case | Seiichi Nishikawa, Hiroshi Harima, Jun Takahashi, Akiko Moriyama, Mayumi Inada +2 more | 2004-08-17 |
| 6398114 | Sheet-framed IC carrier, method for producing the same, and IC carrier case | Seiichi Nishikawa, Hiroshi Harima, Jun Takahashi, Akiko Moriyama, Mayumi Inada +2 more | 2002-06-04 |
| 5757116 | Sheet-framed IC carrier, method for producing the same, and IC carrier case | Seiichi Nishikawa, Hiroshi Harima, Jun Takahashi, Akiko Moriyama, Mayumi Inada +2 more | 1998-05-26 |
| 5581065 | Sheet-framed IC carrier, method for producing the same, and IC carrier case | Seiichi Nishikawa, Hiroshi Harima, Jun Takahashi, Akiko Moriyama, Mayumi Inada +2 more | 1996-12-03 |
| D299525 | Kerosene heater | Sadao Nasui | 1989-01-24 |