Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6535376 | Wrist-carried information device | Kazuhiro Fujita | 2003-03-18 |
| 5550795 | Electronic timepiece and a method of driving a stepping motor of electronic timepiece | Akira Takakura | 1996-08-27 |
| 5365139 | Electronic apparatus with ultrasonic motor | Masao Kasuga, Tatsunori INOUE, Hiroshi Kitamura | 1994-11-15 |
| 5153486 | Ultrasonic motor | — | 1992-10-06 |
| 5142249 | Current-controlled oscillator controlled by control voltage and stored data | — | 1992-08-25 |
| 5101144 | Ultrasonic motor driving circuit | — | 1992-03-31 |
| 4873477 | Driving circuit for actuator | — | 1989-10-10 |