ZZ

Zhehua Zhang

SI Smith International: 2 patents #5 of 52Top 10%
📍 Diemelstraße, TX: #28 of 173 inventorsTop 20%
🗺 Texas: #2,607 of 15,389 inventorsTop 20%
Overall (2017): #87,838 of 506,227Top 20%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9850717 Methods for designing fixed cutter bits and bits made using such methods Jiaqing Yu 2017-12-26
9574405 Hybrid disc bit with optimized PDC cutter placement Peter Thomas Cariveau, Prabhakaran K. Centala 2017-02-21