Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11368616 | Vehicle display control device, display control method, and non-transitory computer-readable medium | Yoshimasa Okabe, Masayoshi Michiguchi, Yuya Hamai, Masato Inoue, Takanori Setsu | 2022-06-21 |
| 6246372 | Extendable whip antenna | Kiyoshi Egawa, Yoshio Koyanagi, Hidehiro Yanagibashi | 2001-06-12 |
| 6166436 | High frequency semiconductor device | Masahiro Maeda, Morio Nakamura, Takayuki Yoshida | 2000-12-26 |
| 6147651 | Antenna system | Kouichi Ogawa, Yoshio Koyanagi | 2000-11-14 |
| 5982330 | Antenna apparatus | Yoshio Koyanagi, Koichi Ogawa | 1999-11-09 |