Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6411808 | Portable terminal equipment | Naofumi Adachi, Teru Saitou, Akira Ootake, Yoshihito Takeshima | 2002-06-25 |
| 6324397 | Portable terminal equipment | Naofumi Adachi, Teru Saitou, Akira Ootake, Yoshihito Takeshima | 2001-11-27 |
| 6236869 | Portable terminal equipment | Naofumi Adachi, Teru Saitou, Akira Ootake, Yoshihito Takeshima | 2001-05-22 |