Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9769571 | Loudspeaker and electronic apparatus using the loudspeaker | Akira Asano, Mitsutaka Enomoto | 2017-09-19 |
| 9042593 | Sound playback device and electronic device using same | Kazuki Honda, Kazuyuki Kosuda, Shigeru Tomoeda | 2015-05-26 |
| 7510366 | Vertical axis type wind power station | Kazuo Okubo, Kazumichi Kato, Hirosuke Imabayashi, Toshio Miki, Hideki Tamura +6 more | 2009-03-31 |
| 7432608 | Generator and power supply for use therein | Kazuo Okubo, Kazumichi Kato, Yuzo Takakado, Hirosuke Imabayashi, Toshio Miki +8 more | 2008-10-07 |