Patents

Technique for drawing directed graphs

Emden Gansner, Stephen North, and Kiem-Phong Vo

U.S. Patent 4953106

Graphs employing clusters

Stephen North

U.S. Patent 5450535

Apparatus and methods for visualizing operation of a system of processes

Glenn Fowler, David Korn, Stephen North, and Eleftherios Koutsofios

U.S. Patent 5551037

System and method for large-scale data visualization

Emden Gansner, Eleftherios Koutsofios, Stephen North, and Russ Truscott

U.S. Patent 7454439