Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7202773 | Authentication information communication system and method, portable information processing device and program furnishing medium | Haruo Oba, Keiichi Totsuka, Junichi Rekimoto, Chisato Numaoka | 2007-04-10 |