Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8305171 | Rotary switch and electronic timepiece | Syuuichi Machida | 2012-11-06 |
| 8220987 | Rotation switch and electronic timepiece | Syuuichi Machida | 2012-07-17 |
| 8040287 | Radio wave receiving device with magnetic drive unit and antenna structure and electronic apparatus using the radio wave receiving device | — | 2011-10-18 |
| 7777680 | Electronic apparatus and timepiece | Kazuaki Abe, Kaoru Someya | 2010-08-17 |
| 7333063 | Electronic device and antenna apparatus | Junro Yano, Makoto Sawada | 2008-02-19 |
| 7167134 | Antenna unit and watch having the antenna unit | Narutoshi Minami, Takashi Sano, Tadashi Kotani | 2007-01-23 |
| 7126548 | Electronic device and antenna apparatus | Junro Yano, Makoto Sawada | 2006-10-24 |
| 7061439 | Antenna, watch provided with the antenna, and method of manufacturing the antenna | Narutoshi Minami, Takashi Sano, Hirokazu Araki, Masahiro Mita, Tadashi Kotani +1 more | 2006-06-13 |