Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7391374 | Monopole antenna | Takeshi Masutani, Kazuhiko Fujikawa, Masami Segawa | 2008-06-24 |
| 7202821 | Antenna | Kazuhiko Fujikawa | 2007-04-10 |
| 7193571 | Composite antenna | Kazuhiko Fujikawa, Masami Segawa | 2007-03-20 |
| 7173567 | Antenna | Hirotaka Ishihara, Koichi Ogawa, Tomoyuki Maeda | 2007-02-06 |
| 7158086 | Monopole antenna | Takeshi Masutani, Kazuhiko Fujikawa, Masami Segawa | 2007-01-02 |
| 7132986 | Antenna device | Takeshi Masutani, Kazuhiko Fujikawa, Masami Segawa | 2006-11-07 |
| 6930641 | Antenna and radio device using the same | Masahiro Ohara, Naoyuki Takagi | 2005-08-16 |
| 6917341 | Top-loading monopole antenna apparatus with short-circuit conductor connected between top-loading electrode and grounding conductor | Hirotaka Ishihara, Koichi Ogawa, Tomoyuki Maeda, Atsushi Yamamoto | 2005-07-12 |
| 6268830 | Antenna and its manufacturing method | Yoshinobu Nakagawa, Yusuke Ishito, Kazuji Ota | 2001-07-31 |
| 6147661 | Helical coil, method of producing same and helical antenna using same | Yoshinobu Nakagawa, Masaaki Yamabayashi, Kazuji Ota, Yoshiharu Abe, Koji Sako +1 more | 2000-11-14 |