Who is credited with coining the specific term 'Heat map' in 1991?

Answer

Cormac Kinney

Cormac Kinney coined the term 'Heat map' in 1991 while developing computer software for displaying real-time financial market information. He successfully trademarked the term shortly thereafter.

Who is credited with coining the specific term 'Heat map' in 1991?
inventorvisualizationheat map