March 1972 - First Patent Filed
Damadian files '832 patent for 3-dimension voxel-by-voxel scan method and T1/T2 method. Issued in '74.
March 1973 - 2D Paper Published
Lauterbur paper published in Nature, March 16, 1973.
1974 - 3D Scan Method Proposed
Garroway, Grannell & Mansfield publish 3-dimension scan method.
1975 - Phase Coding Introduced
Kumar, Welti & Ernst introduce phase encoding to scan method.
1977 - First Human Scan Achieved
Damadian and coworkers, Minkoff and Goldsmith, achieve first scan (image) of the human body utilizing voxel method of patent.
1977 - Work was progressing on magnetic resonance imaging in the 1970s and the first human image was obtained in Aberdeen in 1977.
On July 3, 1977, the first MRI body exam was performed on a human being (the first human scan was performed by Sir Peter Mansfield's team in Nottingham a year earlier, on fellow author Andrew Maudsley’s finger).