A Plug and Play Operational Approach for Implementation for an Autonomous Smart Micro Grid,
United States 61/583,412 05/01/2012.

A Three Phase Grid Connected PV Inverter to Control Load Power Consumption from Grid With Inbuilt Grid Reactive Power, Current THD And DC Link Voltage Ripples Control Capability Under Generalized Grid Voltage Conditions,
United States, 61/437,052 28/01/2011.

Battery-less Wireless Control Switch Using Pre-stressed Piezoelectric Diaphragm Material,
United States, 61/302,996 10/02/2010.

A Single Phase Series Connected PV Inverter To Maintain Rated Quality Load Voltage With Bidirectional Power Flow Control And Auto-Synchronization Facility With The Grid Frequency,
United States, 61/300,522 02/02/2010.

A Single Phase Grid Connected PV Inverter to Control Load Power Consumption from Grid with Inbuilt Grid Reactive Power and Current THD Control Capability,
United States, 61/421,264, 09/12/2010.