Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6563458 | GPS reception system | Takeshi Nakajima, Teruyasu Hama | 2003-05-13 |
| 6527173 | System of issuing card and system of certifying the card | Kenji Narusawa, Kazunori Namiki, Toshiro Kohno, Yoshinari Yokochi, Haruo Matsuo +1 more | 2003-03-04 |