WS

William F. Sheffield

3M: 3 patents #78 of 1,133Top 7%
📍 Oakdale, MN: #5 of 47 inventorsTop 15%
🗺 Minnesota: #289 of 4,549 inventorsTop 7%
Overall (2002): #18,598 of 266,432Top 7%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6491775 Method of applying a semi-rigid film to a substrate Jeffrey R. Janssen, Gary Mark Stucci 2002-12-10
6482488 Repaired scratched and/or abraded transparent substrates having protective removable sheets thereon and a method of making Jeffrey R. Janssen, Albert I. Everaerts, Donald R. O'Keefe 2002-11-19
6461709 Graffiti and/or environmental protective article having removable sheets, substrates protected therewith, and a method of use Jeffrey R. Janssen, Albert I. Everaerts, Donald R. O'Keefe 2002-10-08