Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6579642 | Battery device | Katsumi Hisano, Tsutomu Matsui, Kei Matsuoka, Hideo Iwasaki | 2003-06-17 |
| 6523176 | Reservation processing apparatus and method | Shigeyasu Natsubori, Toshiya Takahashi, Shozo Isobe, Toru Imai, Shigeru Oyanagi | 2003-02-18 |