During his twenty-five years at the National Film Board of Canada he developed animation techniques and styles to support his themes and vision.
This was an exceptional design school created by the Government of India under the auspice of the influential industrialist family of Gautam and Gira Sarabhai.
He co-produced animation projects with NHK of Japan and Channel Four of Britain, and contributed French language segments to Sesame Street for the Canadian Broadcasting Corporation.
[6][7] Through the National Film Board of Canada Outreach Program Ishu Patel conducted animation workshops with Inuit artists of Cape Dorset, with healthcare fieldworkers in Ghana, and with students in the former Yugoslavia, Korea, Japan and the United States.
After leaving the NFBC he conducted student workshops and Master Classes throughout Asia, mentoring young faculty and developing curricula.