Patent Granted

1. Philip Carr, Oleg Kirichek, M D Atrey, "Cryostat Assembly", US 7,487,644, Feb 10, 2009. (European & Patent Application EP1675138)
2. Oleg Kirichek, M. D. Atrey, Christopher Johnson, Mir Fattah Hodaei, "Cooling  Apparatus", US 7,287,387, Oct. 30, 2007.
3. M. D. Atrey, "Magnetic Field Generating Assembly", US 7,191,601, Mar 20, 2007. (European Patent & EP1560035)
4. M. D. Atrey and W.E. Stautner, "Pulse Tube Refrigerator", US 2005/005613, January 2005.
5. M D Atrey, "Cryogen Free Superconducting Transformer", Indian Patent, No-265712, Mar 10, 2015.
6. Darshit Parmar, M. D. Atrey, "Method of prevention of oil carryover in a machine" Indian Patent, No-568994, 2025.

Patent Published:

1. M. D. Atrey, David Michael Crowley and Peter Derek Daniels, "Oil Carry-over Prevention from Helium Gas Compressor" February 2004, UK, GB No. 2391910.

2. M. D. Atrey, "Cryostat Assembly" Application No. 0504345.0, published on 2007-11-14 (European Patent Application EP1853862).
3. M. D. Atrey, P. S. Gandhi, G. J. Phatak, "Counter flow heat exchanger for a miniature joule-thomson cryocooler, Application No. PCT/IN2011/000488, published on 2nd February 2012.
4. M. D. Atrey, "Refrigeration system with variable speed compressor and clustered expansion devices" Application No. 202421069612, published on 2025, Indiant Patent.