excogitator

Example:He is considered a thinker, known for his original ideas in philosophy.

Definition:A person who thinks a great deal or thinks deeply and originally.

Example:She is an inventor, constantly coming up with new ideas for life hacks.

Definition:A person who creates or designs something original.

Example:He is considered a genius, influenced by his unique excogitation on quantum mechanics.

Definition:A person of exceptional intellectual or artistic power or originality.