hi,

see there is very few institute in India offers m.tech course in robotics, among iits/ iisc, IIT kanpur has m.tech course on robotics and automation. however eligibility conditions states the students from background of  Aero Engg, Comp Sc, Elect/Electro/Comm Engg, Mechatronics/Instrum Engg are eligible to apply.

however you may follow the below link to know about the complete  list of college name which offers m.tech in robotics engineering:

https://engineering.careers360.com/colleges/list-of-engineering-colleges-in-india?study_mode=full%20time&ownership=Public/Government&degree=M.E%20/M.Tech.&branch=Automation%20and%20Robotics