Through a mutual friend, Dr. Rane was introduced to the General Manager of M/s Unidyne Energy Environment Systems Pvt Ltd., a small-scale industry based in Mumbai. Unidyne had engaged in the manufacturing and sale of direct and waste heat fired boilers and various industrial thermal energy systems for some time. Following a demonstration of the invention to the company, a Memorandum of Understanding (MOU) was signed with Unidyne by which a license was granted to Unidyne to manufacture and sell the MHRUs as engine exhaust fired steam generators and water and thermic heaters.

As per the MOU, a down payment was made at the time of signing and subsequent payments were made after achieving various milestones during the demonstration phases. The agreement stipulated a royalty rate of 4.5% of net sales for the inventor, and the costs of patent filing and maintenance are borne by the company. The patent was not assigned to the company but it was agreed that the technology would not be licensed to any other company in India as long as a minimum royalty payment schedule is