DD

David R. Dow

3M: 7 patents #2,212 of 11,543Top 20%
Overall (All Time): #723,172 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10875154 Drywall sanding block and method of using 2020-12-29
D742195 Sanding article with pattern Brian D. Gale 2015-11-03
D742196 Sanding article with pattern Brian D. Gale 2015-11-03
9133296 Polyurethane foam article Elizabeth A. Sargent, Grady A. Dunham, Douglas E. Earl, Jeffrey P. Lenzendorf 2015-09-15
8784518 Method of making polyurethane foam Elizabeth Anna Benson-Sargent, Grady A. Dunham, Douglas E. Earl, Jeffrey P. Lenzendorf 2014-07-22
8469775 Conversion assemblage adaptable for use in combination with a surface modifying apparatus and method thereof Allen J. Rivard, John G. Petersen, Galen A. Fitzel 2013-06-25
D621427 Adapter for a sanding tool Brett R. Johnson, Micah T. Somers 2010-08-10