Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9916084 | Enlarging or reducing an image on a display screen | Yasuko Andoh, Yohichi Hattori | 2018-03-13 |
| 9904446 | Enlarging or reducing an image on a display screen | Yasuko Andoh, Yohichi Hattori | 2018-02-27 |
| 9287756 | Rotating electrical machine control apparatus and rotating electrical machine system | Yasushi KIBE | 2016-03-15 |
| 8348020 | Elevator control device with carrier frequency switch circuit | Masashiro Tanaka, Yoichi Yamamoto | 2013-01-08 |