Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647636 | Method for measuring road surface longitudinal profile | Toshihiko Fukuhara, Hisayoshi Sato | 2003-11-18 |
| 6554191 | Data entry method for portable communications device | — | 2003-04-29 |