Dr.Patil joined CIRCOT (CTRL) on August 4, 1969 as Senior Scientific Officer. He was working in ATIRA, Ahmedabad, as a Scientific Officer. He has published number of research papers in Indian and International journals. During his time the name of the Institute changed from Cotton Technological Research Laboratory (CTRL) to Central Institute for Research on Cotton Technology (CIRCOT). Dr.Patil worked as acting director from 1988 till his retirement from service on December 31, 1994.