Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11919550 | Rail breakage detection device and rail breakage result management system | Tomoaki Takewa, Yoshitsugu Sawa, Wataru Tsujita, Kenzo Makino, Katsunori TSUCHIDA +1 more | 2024-03-05 |
| 9857460 | Waveform estimation device and waveform estimation method | Yoshiaki Yokoyama, Hiroshi Kameda, Hiroshi Sakamaki | 2018-01-02 |
| 9544748 | Tsunami monitoring radar system including transmitting antenna for radiating transmission signal for detecting tsunami as radio wave toward sea | Hiroaki Ishikawa, Takashi Kawai, Taizo Isono | 2017-01-10 |
| 8488649 | Code converting apparatus, receiver, and code converting method | Takashi Iwamoto | 2013-07-16 |
| 7958779 | Angular velocity/angular acceleration calculator, torque estimator, and combustion state estimator | Takashi Iwamoto, Tomoko Tanabe | 2011-06-14 |
| 7538725 | GPS positioning method and GPS position device | Takashi Iwamoto | 2009-05-26 |