Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6567955 | Method and system for approximating distributed constant line | — | 2003-05-20 |
| 6556527 | Electronic equipment utilizing portable storage medium | Yoshiaki Hiratsuka, Hisashi Yoshinaga | 2003-04-29 |