ZD

Zheng Duan

HY Hypertherm: 4 patents #2 of 37Top 6%
Overall (2016): #31,271 of 481,213Top 7%
4
Patents 2016

Issued Patents 2016

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9492883 Electrode for a contact start plasma arc torch and contact start plasma arc torch employing such electrodes Jonathan Mather, Nicholas A. Sanders, Jon W. Lindsay, Peter J. Twarog, E. Michael Shipulski +1 more 2016-11-15
9480139 Plasma ARC torch electrode with symmetrical plasma gas flow Yu Zhang 2016-10-25
9462670 Diffuser shape vent slots in a hand torch shield castellation Shreyansh Patel, Steven Moody, Nicholas Pecor 2016-10-04
9326367 Devices for gas cooling plasma arc torches and related systems and methods Yu Zhang 2016-04-26