Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9356545 | Driver circuit and method | Kazumasa Takai, Takeshi Naganuma, Yoshihiro Niwa | 2016-05-31 |
| 8810185 | Drive circuit and method | — | 2014-08-19 |
| 8604744 | Motor drive circuit for rotating a rotor by supplying the currents to two coils | Kazumasa Takai, Takeshi Naganuma, Yoshihiro Niwa | 2013-12-10 |
| 8508175 | Driver circuit | — | 2013-08-13 |
| 8497653 | Driver circuit for driving a stepping motor | Kazumasa Takai, Takeshi Naganuma, Yoshihiro Niwa | 2013-07-30 |
| 7310057 | Latch clock generation circuit and serial-parallel conversion circuit | Tsutomu Murata | 2007-12-18 |