Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6268830 | Antenna and its manufacturing method | Yoshinobu Nakagawa, Yusuke Ishito, Susumu Inatsugu | 2001-07-31 |
| 6147661 | Helical coil, method of producing same and helical antenna using same | Yoshinobu Nakagawa, Susumu Inatsugu, Masaaki Yamabayashi, Yoshiharu Abe, Koji Sako +1 more | 2000-11-14 |