·        Sangeetha R.G,Vinod Chandra, D.Chadha “A method and assembly for bidirectional data flow
through an optical vortex network” US Patent 9,031,407B2, May 12, 2015.

·        Indian Patent, titled,  “AN OPTICAL qxq SWITCH FOR FAULT TOLERANT ROUTING OF DATA COMMUNICATION “,
404652; Inventors: Dr. Sangeetha R.G, Dr.Neha Sharma, Dr. Vinod Chandra, Dr.
Devi Chadha

·        Indian Patent, titled, “BIDIRECTIONAL OPTICAL DATA PACKET
SWITCHING INTERCONNECTION NETWORK”. 408040 Inventors: Dr. Sangeetha R.G,
Dr .Vinod Chandra, Dr. Devi Chadha

Patentee: Indian
Institute of Technology Delhi Contact Details:
9840705879

             Mail id: [email protected]