DB

David E. Broberg

3M: 11 patents #1,441 of 11,543Top 15%
Overall (All Time): #473,928 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
RE35570 Abrasive article containing shaped abrasive particles Donley D. Rowenhorst, Todd A. Berg, James G. Berg 1997-07-29
5584896 Coated abrasive article having diluent particles and shaped abrasive particles Donna W. Bange 1996-12-17
5496386 Coated abrasive article having diluent particles and shaped abrasive particles Donna W. Bange 1996-03-05
5232468 Abrasive products bonded with color stabilized base catalyzed phenolic resin Carl A. Jackson 1993-08-03
5219463 Abrasives containing ammonium fluoride-based grinding aid Carl A. Jackson 1993-06-15
5110321 Abrasives containing ammonium fluoride-based grinding aid Carl A. Jackson 1992-05-05
5110320 Abrasive products bonded with color stabilized base catalyzed phenolic resin Carl A. Jackson 1992-05-05
5078753 Coated abrasive containing erodable agglomerates Ernest J. Duwell, Richard J. Cosniano 1992-01-07
5011512 Coated abrasive products employing nonabrasive diluent grains Vernon M. Wald, Richard Masson, Fredrick D. Brown 1991-04-30
4734104 Coated abrasive product incorporating selective mineral substitution 1988-03-29
4505720 Granular silicon carbide abrasive grain coated with refractory material, method of making the same and articles made therewith Thomas Gabor, Gunther H. Dierssen, Donley D. Rowenhorst 1985-03-19