RJ

Raymond P. Johnston

3M: 2 patents #110 of 935Top 15%
📍 Lake Elmo, MN: #5 of 39 inventorsTop 15%
🗺 Minnesota: #442 of 4,231 inventorsTop 15%
Overall (2005): #38,719 of 245,428Top 20%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6907921 Microchanneled active fluid heat exchanger Thomas I. Insley 2005-06-21
6867342 Drug delivery dressing having fluid control film Matthew T. Scholz, Steven B. Heinecke, Charles A. Hentzen 2005-03-15