Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6614232 | Battery management circuit | — | 2003-09-02 |
| 6549192 | Portable terminal apparatus and an information processing method therefor | Shigeru Fujita, Miho Yamato, Keiji Sadai | 2003-04-15 |