EH

Erik T. Hartzell

SA Santrade: 2 patents #26 of 173Top 20%
SA Sandvik Ab: 1 patents #252 of 518Top 50%
📍 Alvesta, SE: #30 of 140 inventorsTop 25%
Overall (All Time): #1,670,376 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4820482 Cemented carbide body with a binder phase gradient and method of making the same Udo Fischer, Jan Akerman 1989-04-11
4764255 Cemented carbide tool Udo Fischer, Mats Waldenstrom 1988-08-16
4743515 Cemented carbide body used preferably for rock drilling and mineral cutting Udo Fischer, Jan Akerman 1988-05-10