PURPOSE: A knowledge-based invention supporting method for visualizing an object of invention ideas through a mind map and a recording medium thereof are provided to facilitate arrangement of inventor's ideas and accumulate knowledge of the inventor to knowledge-base information by using the existing knowledge-base information. CONSTITUTION: An object file selection signal, an invention procedure selection signal, and contents information matched with the invention procedure are received from an inventor computer(S300). More than one keyword is extracted from the contents information and is transmitted to the inventor computer(S320). Search formulation information using the keyword is received from the inventor computer(S350). Patent information satisfying the search formulation is extracted from the patent information corresponding to the object file selection signal and is transmitted to the inventor computer(S370).
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