Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10644615 | Electrostatic induction generator | Yoichi Nagata, Akira Shiota, Makoto Watanabe, Akira Izumi | 2020-05-05 |
| 10566913 | Power generation device and portable electric device | Kensaku Matsumoto, Makoto Watanabe, Akira Izumi | 2020-02-18 |
| 10496044 | Satellite radio-controlled watch | Masayuki Araki, Kohichi Kazahari | 2019-12-03 |
| 10361642 | Electronic device | Kensaku Matsumoto, Makoto Watanabe, Akira Izumi | 2019-07-23 |
| 10348219 | Electrostatic induction power generator | Akira Izumi, Makoto Watanabe | 2019-07-09 |
| 10222761 | Electronic timepiece with electrostatic induction generator | Akira Izumi, Makoto Watanabe | 2019-03-05 |
| 8895227 | Developing solution for photoresist on substrate including conductive polymer, and method for forming pattern | Hiromu Taguchi | 2014-11-25 |
| 8081154 | Ferroelectric liquid crystal device | Sinya Kondoh | 2011-12-20 |
| 7948830 | Electronic device and display control method | Noritoshi Suzuki | 2011-05-24 |
| 7948464 | Memory-type liquid crystal display device | Shinya Kondoh, Akira Suguro, Yuuji Yano | 2011-05-24 |
| 7813712 | Electronic device having metal outer case and antenna therein | Tadashi Yasuoka, Akinari Takada, Ienobu Ikeda | 2010-10-12 |
| 7638712 | Protector | Mitsuharu Suzuki, Shinji Sonda, Yuuji Ishimura | 2009-12-29 |
| 7583942 | Tuning device and radio-wave corrected timepiece | — | 2009-09-01 |
| 7408845 | Radio corrected clock | Masao Sakuyama, Akinari Takada, Masaaki Namekawa | 2008-08-05 |
| 7385876 | Radio-controlled timepiece, electronic device, time correcting method and computer product | Akinari Takada, Masaaki Namekawa, Masami Fukuda, Minoru Kobayashi | 2008-06-10 |
| 7372779 | Radio controlled timepiece and method of controlling the same | Akinari Takada, Masaaki Namekawa, Masami Fukuda, Minoru Kobayashi | 2008-05-13 |
| 7321337 | Electronic device having metal package unit having built-in antenna unit | Ienobu Ikeda, Minoru Kobayashi, Yasuo Maekawa | 2008-01-22 |
| 7190745 | Radio-controlled timepiece, standard frequency reception method, and electronic device | Akinari Takada, Masaaki Namekawa | 2007-03-13 |
| 7170462 | Antenna structure and radio controlled timepiece | Shigeyuki Takahashi | 2007-01-30 |
| 6481270 | Construction for a cam rotation sensor attaching portion | Toshiki Kobayashi | 2002-11-19 |
| 5301641 | Internal combustion engine | Hiroshi Kasai, Mitsuo Shiga | 1994-04-12 |