Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
BK

Bruce H. Koehler

3M: 3 patents #4,214 of 11,543Top 40%
Maplewood, MN: #164 of 510 inventorsTop 35%
Minnesota: #13,602 of 52,454 inventorsTop 30%
Overall (All Time): #1,028,693 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7611293 3D rover camera system and method Charles C. Lee 2009-11-03
7388598 3D camera system and method Charles C. Lee 2008-06-17
6676869 Continuous process for indirect printing of polymeric films having texture Brandon T. Berg, Tony B. Hollobaugh, David D. Nguyen, Bruce A. Nerad 2004-01-13
5818484 Printing fluid supply system having an apparatus for maintaining constant static pressure Charles C. Lee, Jeffrey C. Pederson 1998-10-06
5170208 Automatic exposure control apparatus for a microfilm printer Richard Alwyn Owen 1992-12-08