Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7071655 | AC adapter having a function for lowering and heightening an adapter voltage | Kouji Murakami | 2006-07-04 |
| 6794851 | Charging circuit and battery charger | Kouji Murakami | 2004-09-21 |
| 6641412 | AC adapter that can narrow the blade distance when the plug is stored in the case | Hisayoshi Kitagawa | 2003-11-04 |
| 6638113 | Pin configuration adapter for AC-adapter | Terutomo Kajiwara, Takenori Kinkawa | 2003-10-28 |
| 6273734 | Electronic device with AC plug | Akihiro Ikeda | 2001-08-14 |