LandOfFree - US Patents - Listing for Electrical transmission or interconnection systems,Plural supply circuits or sources

Electrical transmission or interconnection systems – Plural supply circuits or sources – Series-parallel connection of sources

Digitally controlling the output voltage of a plurality of...

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Digitally synthesized back-up frequency

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Direct current uninterruptible power supply method and system

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Direct current voltage power backup system

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Direct voltage back-up system at a power supply outlet

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Direct-coupled IT load

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Direct-voltage power pack

Electrical transmission or interconnection systems – Plural supply circuits or sources – Connecting or disconnecting

Distributed control method for multiple connected generators

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Distributed power regulation in a portable computer to optimize

Electrical transmission or interconnection systems – Plural supply circuits or sources – Sources distributed along load circuit

Distributed power supply arrangement

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Distributed power supply system

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Distributed power switch for modular systems

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Domestic appliance for processing foods

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Door control apparatus

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Dual battery recharger with backup power feature for use in syst

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Dual feed hot swap battery plant controller for power supplies

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source

Dual feed power supply systems with enhanced power quality

Electrical transmission or interconnection systems – Plural supply circuits or sources

Dual fueled thermoelectric generator

Electrical transmission or interconnection systems – Plural supply circuits or sources – Plural transformers

Dual input DC-to-DC power converter