Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8532064 | Radio communication device and arrival direction estimation method | Takaaki Kisigami, Takashi Fukagawa, Yasuaki Yuda, Shoji Miyamoto | 2013-09-10 |
| 8520641 | Radio communication device and arrival direction estimation method | Takaaki Kisigami, Takashi Fukagawa, Yasuaki Yuda, Shoji Miyamoto | 2013-08-27 |
| 7860064 | Radio communication device and arrival direction estimation method | Takaaki Kisigami, Takashi Fukagawa, Yasuaki Yuda, Shoji Miyamoto | 2010-12-28 |
| 7263083 | Radio communication device and arrival direction estimation method | Takaaki Kisigami, Takashi Fukagawa, Yasuaki Yuda, Shoji Miyamoto | 2007-08-28 |
| 6501943 | Adaptive directivity transmission device and method | Minako Ide, Katsuhiko Hiramatsu, Hideki Yukitomo | 2002-12-31 |