Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11336155 | Circuit board, motor unit, and fan | Koichi TAMAI, Haruomi MOROHASHI, Kazuaki Saito | 2022-05-17 |
| 10910925 | Circuit board, motor unit, and fan | Takeshi Ohara, Koichi TAMAI, Haruomi MOROHASHI | 2021-02-02 |
| 10458423 | Impeller and fan including the impeller | Naoya Murakami, Yukihiro Higuchi, Haruomi MOROHASHI, Koichi TAMAI | 2019-10-29 |
| 6873125 | Motor driving apparatus and motor using the same | Tomoharu Yokouchi | 2005-03-29 |
| 6528968 | Brushless-motor driver in PWM mode | Yoshiaki Iwayama | 2003-03-04 |
| 6020715 | Control device for a brushless motor | Masahiro Yasohara, Toshiki Tsubouchi, Hiromitsu Nakano | 2000-02-01 |
| 4958948 | System for driving a brushless motor | Susumu Yamamoto, Hiromitsu Nakano | 1990-09-25 |