Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6101381 | Telecommunication system, radio base station thereof, and portable telecommunication terminal thereof | Takehiro Sugita, Junichi Nakata | 2000-08-08 |
| 6021010 | Recording method and apparatus for digital signals in which lower order bits are separated into upper and lower side bits and separately recorded | Takehiro Sugita, Junichi Nakata | 2000-02-01 |