DK

David L. Kufen

EX ExxonMobil: 1 patents #5,661 of 10,161Top 60%
Overall (All Time): #3,849,698 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5110489 Water resistant grease composition James F. Stadler, James L. Purvis 1992-05-05