Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6008690 | Booster circuit | Toshio Takeshima, Masayoshi Ohkawa, Hiroshi Sugawara | 1999-12-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6008690 | Booster circuit | Toshio Takeshima, Masayoshi Ohkawa, Hiroshi Sugawara | 1999-12-28 |