Inventor
AKIHO HITOSHI
JP6 patents
Patents
6 patentsUS5691620ANov 25, 1997
Battery charging method
SONY CORP118 citations96
US5637981AJun 10, 1997
Method for charging a secondary battery and charger used therefor using constant current and constant voltage
SONY CORP125 citations95
US5576608ANov 19, 1996
Method for charging secondary battery and charger used therefor
SONY CORP92 citations92
US7436644B2Oct 14, 2008
Switching circuit, switching method, protective device and battery pack
SONY CORP11 citations82
US7541690B2Jun 2, 2009
Signal transmission method, signal transmission device, and liquid crystal projector
SONY CORP5 citations56
US7556884B2Jul 7, 2009
Battery pack and thermostat used therefor
SONY CORP0 citations40