TTK Prestige Chairman Emeritus TT Jagannathan, who passed away on Thursday, played pivotal role in shaping the company into one of India’s leading kitchen and home appliance brands. A gold medallist from IIT-Madras, Jagannathan was popularly known as 'The Kitchen Mogul'. He revolutionised the pressure cooker market with the introduction of gasket release system, a safety feature in the appliance.