77407814
Feb 27, 2008
Rechargeable devices, namely, ultracapacitors, electric batteries; charging appliances for rechargeable equipment; ultracapacitor power systems comprised of ultracapacitors and power electronics, namely, circuits that manage the input and output of electrical energy; ultracapacitor chargers; ultracapacitor batteries; and rechargeable energy storage systems comprised of ultracapacitors, electric batteries, and power electronics, namely, circuits that manage the input and output of electrical energy
Electrical and Scientific Apparatus