DH

Douglas J. Hall

3M: 3 patents #4,214 of 11,543Top 40%
Overall (All Time): #1,556,231 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10451780 Retroreflective article David B. Running, Shri Niwas, Matthew R. Lehmann, Kenneth L. Hanzalik, Denise A. Barrera +2 more 2019-10-22
8297761 Retroreflective articles comprising olefinic seal films Bimal V. Thakkar, Jeffrey O. Emslander, Steven M. Nielsen, David G. Schueler 2012-10-30
7611251 Retroreflective articles comprising olefinic seal films Bimal V. Thakkar, Jeffrey O. Emslander, Steven M. Nielsen, David G. Schueler 2009-11-03