DE

Delbert O. Ells

BL Blount: 1 patents #99 of 164Top 65%
OI Omark Industries: 1 patents #14 of 41Top 35%
Overall (All Time): #2,326,489 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4963201 Primer composition Robert K. Bjerke, James P. Ward, Kenneth P. Kees 1990-10-16
4608102 Primer composition Adalbert A. Krampen, Robert K. Bjerke, James P. Ward 1986-08-26