David Gerard RICH

Diagnostic use of physical and electrical battery parameters and storing relative condition data

Methods and apparatus for detecting unauthorized batteries or tampering by monitoring a thermal profile

Method and apparatus for battery charge level estimation

METHOD AND SYSTEM FOR DETERMINING A CHARGE RATE FOR A RECHARGEABLE BATTERY

Recessed tab for higher energy density and thinner batteries

Method of reducing tabbing volume required for external connections

System and method for programming rechargeable battery characteristics

METHODS AND SYSTEMS FOR IMPROVING FUEL CELL EFFICIENCY

System and method for wirelessly charging a rechargeable battery

Apparatus including fuel cell and electrolyzer and method for controlling fuel cell operating conditions of the apparatus

CHARGING SYSTEM FOR A RECHARGEABLE POWER SOURCE

USE OF A THERMAL ELECTRIC GENERATOR IN A PORTABLE DEVICE

Diagnostic use of physical and electrical battery parameters

Diagnostic use of a plurality of electrical battery parameters

Diagnostic use of physical and electrical battery parameters and storing relative condition data

INTEGRATED STARTER ELEMENT FOR A FUEL CELL IN A HANDHELD DEVICE

Holster-integrated piezoelectric energy source for handheld electronic device

SYSTEM AND METHOD FOR HOT-SWAPPING OF POWER SOURCES IN PORTABLE ELECTRONIC DEVICES

Fuel cell electrical power source for a portable electronic device with thermoelectric module

METHOD AND APPARATUS FOR HANDHELD DEVICE AIRFLOW

Mobile electronic device having a fuel cell surrounded by a solid-state battery

MOBILE ELECTRONIC DEVICE HAVING A FUEL CELL WITH A FUEL TANK SURROUNDING A BATTERY

FUEL TANK LOCATED WITHIN A FRAME OF AN ELECTRONIC PORTABLE DEVICE

CHARGER FOR AN ELECTRONIC DEVICE

Holster-integrated piezoelectric energy source for handheld electronic device

Holster-integrated piezoelectric energy source for handheld electronic device

System and method for managing fuel cell operating conditions in a mobile communication device