Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8417790 | Communication system, data terminal apparatus, server apparatus, and menu screen updating method | Junichi Shirakawa, Akira Tojima | 2013-04-09 |
| 5920858 | Personal information managing device capable of systematically managing object data of more than one kind using a single database | Makoto Nakamura | 1999-07-06 |
| 5063611 | Theft-protected vehicular accessory apparatus, particularly car radio and audio equipment | — | 1991-11-05 |