ZD

Zheng Duan

HY Hypertherm: 1 patents #6 of 30Top 20%
BO BOE: 1 patents #1,623 of 3,061Top 55%
📍 Beijing, NH: #1 of 2 inventorsTop 50%
Overall (2025): #70,222 of 469,880Top 15%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12345922 Grating structure, preparation method thereof and display device Duohui Li, Hong-Ming Chen, Mengya SONG, Dongliang Zhang, Xiao Zhang +2 more 2025-07-01
12280441 Swirl ring and contact element for a plasma arc torch cartridge Yu Zhang, Jesse A. Roberts, Michael Scheller, David Agan, Steven Moody +2 more 2025-04-22