Featured patents

Drive System for a Facility Having an Alternating-Current Isolated Network
US 08766477 B2, July 1, 2014, Reinhard Vogel et al. / Siemens Aktiengesellschaft (Munich, DE)
A drive system for a facility having an alternating-current isolated network,…

Photovoltaic Inverter With Option for Switching Between a Power Supply System With a Fixed Frequency and a Load Variable Frequency
US 08575781 B2, Nov. 5, 2013, Marco Oesterlein / Kostal Industrie Elektrik GmbH (Luedenscheid, DE)
A photovoltaic inverter comprising:…

System and Method for Electrical Power Conversion
US 08610308 B2, Dec. 17, 2013, Jerry O. Shires et al. / Unitron, L.P. (Dallas, US)
A system capable of combining electrical power from two or more disparate power…

Patentorg has 3 documents under Differing Frequencies Patents.

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