PH

Paul E. Humpal

3M: 2 patents #192 of 1,204Top 20%
📍 Stillwater, MN: #23 of 100 inventorsTop 25%
🗺 Minnesota: #643 of 4,860 inventorsTop 15%
Overall (2003): #48,936 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6656571 Cube corner cavity based retroreflectors and methods for making same Gerald M. Benson, Kenneth L. Smith, James C. Coderre, Mark D. Nachbor 2003-12-02
6616887 Method for precise molding and alignment of structures on a substrate using a stretchable mold Raymond C. Chiu, Timothy L. Hoopman, Vincent W. King, Kenneth R. Dillon 2003-09-09