DJ

David C. Johnston

KE Kennametal: 4 patents #194 of 844Top 25%
EX ExxonMobil: 1 patents #5,661 of 10,161Top 60%
Overall (All Time): #1,012,611 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8388274 Round cutting insert with asymmetric chipbreaker feature Shi Chen, Nicholas J. Henry, Kent P. Mizgalski 2013-03-05
D523040 Cutting tool insert Kenneth L. Niebauer 2006-06-13
D431579 Cutting insert Rudi Hartlohner, Franz Havrda 2000-10-03
D423024 Cutting insert Rudi Hartlohner, Franz Havrda 2000-04-18
4832877 Tetranuclear sulfido-bridged complex of Cr(III) having a strongly magnetic ground state Avi Bino, Edward I. Stiefel 1989-05-23