Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10839674 | Management system, management device, management method, and management program | Sei Teki, Shigeru Tanaka | 2020-11-17 |
| 10425482 | Information management device, local network system, information management method, and information management program | Kenichi Murakami, Yoshizo Tanaka, Takashi Yamamoto, Hirotsugu Yamamoto, Kiyoshi Kobayashi +5 more | 2019-09-24 |
| 9048973 | Base station device | Takashi Yamamoto, Yoshizo Tanaka | 2015-06-02 |
| 8929191 | Base station device for wireless communication of OFDM signal including a synchronization control unit | Takashi Yamamoto | 2015-01-06 |
| 8204465 | Receiver, transmitter, transmission system, and transmission method | Hideaki Sakai, Kazunori Hayashi, Tadashi Araki | 2012-06-19 |
| 7953168 | Receiver, transmission method and transmission system | Hideaki Sakai, Kazunori Hayashi | 2011-05-31 |
| 4490663 | Device for driving a stepping motor | Shuichi Kamiyama | 1984-12-25 |