Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7907895 | Electric field sensor device, transceiver, positional information obtaining system and information input system | Mitsuru Shinagawa, Katsuyuki Ochiai, Tadashi Minotani, Aiichirou Sasaki, Hakaru Kyuragi | 2011-03-15 |
| 7859666 | Electric field sensor | Aiichirou Sasaki, Mitsuru Shinagawa, Tadashi Minotani, Kazuo Fujiura, Masahiro Sasaura +1 more | 2010-12-28 |
| 7636547 | Reactance adjuster, transceiver and transmitter using the reactance adjuster, signal processing circuit suitable for use in the reactance adjuster, the transceiver, and the transmitter, reactance adjusting method, transmitting method, and receiving method | Tadashi Minotani, Mitsuru Shinagawa | 2009-12-22 |
| 7583930 | Transmission device, electric field communication transceiver, and electric field communication system | Tadashi Minotani, Mitsuru Shinagawa | 2009-09-01 |