Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
GZ

Guodong Zhan

Saudi Arabian Oil: 4 patents #50 of 1,254Top 4%
📍 Dhahran, TX: #4 of 21 inventorsTop 20%
Overall (2025): #36,560 of 469,880Top 8%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12416211 Cuttings trap for “at bit” measurement of drilled cuttings Bodong Li, Fawaz M. Albahesh 2025-09-16
12270256 Refreshable polycrystalline diamond compact (PDC) drill bits Jianhui Xu, Abdulwahab S. Al-Johar 2025-04-08
12188342 Intelligent drilling system with external stationary sensing shield Chinthaka Pasan Gooneratne, Abdulwahab Aljohar, Jianhui Xu, Timothy E. Moellendick 2025-01-07
12188344 Charging and communication interface for drill bit nozzle-based sensing system Bodong Li, Abrar Alshaikh, Chinthaka Pasan Gooneratne, Timothy E. Moellendick 2025-01-07