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US 2013/0095389 A1Published application
Graphene current collectors in batteries for portable electronic devices
AssigneeApple Inc.
InventorsRamesh C. Bhardwaj, Richard M. Mank
Life of this patent
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Abstract
The disclosed embodiments provide a battery cell. The battery cell includes a cathode current collector containing graphene, a cathode active material, an electrolyte, an anode active material, and an anode current collector. The graphene may reduce the manufacturing cost and/or increase the energy density of the battery cell.
Claims20
A battery cell, comprising:
- a cathode current collector comprising graphene;
- a cathode active material;
- an electrolyte;
- an anode active material;
- and
- an anode current collector.
3 more elements
A portable electronic device, comprising:
- a set of components powered by a battery pack;
- and
- the battery pack, comprising:
- a battery cell, comprising:
- a cathode current collector comprising graphene;
- a cathode active material;
- an electrolyte;
- an anode active material;
- and
- an anode current collector.
7 more elements
Dependencies are inferred from the claim text.