Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9998836 | Electronic device, control method, and control program | Hidekatsu Yamada, Junichi Kondou, Junya Yano, Takaaki Watanabe, Shuichi Kutsuzawa | 2018-06-12 |
| 9544415 | Mobile electronic device, position checking method, position checking program, and position checking system | Hidekatsu Yamada, Junichi Kondou, Junya Yano | 2017-01-10 |
| 5793186 | Charging terminal shortcircuit preventing circuit for battery pack | Hisashi Watabe | 1998-08-11 |
| 5644211 | Malfunction prevention circuit for a battery charger | — | 1997-07-01 |