Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9684062 | Radar antenna device and method for controlling electric power source thereof | Yoshifumi Ohnishi, Suminori Ekuni | 2017-06-20 |
| 9453912 | Device and method for displaying ship perimeter information | Hidetoshi Kaida, Katsuyuki Yanagi, Masahiro Nakahama | 2016-09-27 |
| 8564490 | Antenna device and radar apparatus | Tetsuya Miyagawa, Koji Yano, Makoto Oda, Takashi Omori, Masato Sakamoto | 2013-10-22 |
| 8423278 | Navigation aid method, device and program | Katsuyuki Yanagi, Takashi Inaoka | 2013-04-16 |
| 8368585 | Navigation assisting device | Yoshihito Hayashi, Takatsugu Kubo | 2013-02-05 |
| 7679548 | Radar apparatus | Takumi Fujikawa, Sae Takemoto | 2010-03-16 |
| 7541973 | Radar apparatus for combining and displaying data from a plurality of radar antennas | Takumi Fujikawa, Sae Takemoto, Ichiya Ogino, Takashi Inaoka | 2009-06-02 |
| 7372399 | Network system for onboard equipment | Takumi Fujikawa, Yoshinari Yoshida, Eiji Matsui, Takumi Kawamoto, Ryoichi Nakai +4 more | 2008-05-13 |
| 7095367 | Network system for onboard equipment | Takumi Fujikawa, Yoshinari Yoshida, Eiji Matsui, Takumi Kawamoto, Ryoichi Nakai +4 more | 2006-08-22 |
| 6441775 | Radar device, similar device, and received data write method | Takumi Fujikawa, Hiroyuki Kobayashi | 2002-08-27 |
| 6424292 | Radar device and the like | Takumi Fujikawa | 2002-07-23 |
| 6198429 | Radar and like systems and method for improving image quality | Takumi Fujikawa | 2001-03-06 |
| 5351055 | Radar apparatus | Takumi Fujikawa | 1994-09-27 |
| 5157406 | Radar apparatus | Takumi Fujikawa | 1992-10-20 |