Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Battery charger with indicator for indicating full charge of secondary cells or battery thereof

Battery charger with indicator for indicating full charge of secondary cells or battery thereof

US Patent 4371827 · Granted Feb 1, 1983

Estimated economic value: $7,428,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Rechargeable cell terminal configuration and charging device1992
Rechargeable cell terminal configuration and charging device1991
Circuit for supplying energy from a battery to an energy-using device1987
Battery charger for plural cell holding modules1987
System for charging a rechargeable battery1986
Battery charging system having means for distinguishing between primary and seco1986
Battery charging system including means for distinguishing between rechargeable 1986
Charging system having electromagnetic field means for distinguishing between pr1986
System and circuit for charging a rechargeable battery1984
Battery charger with visual charge indicating means1984
Controlled fast charger1984
Indicator of full charge for secondary cell or battery thereof1983