HT

Hongjun Tong

DA Daihen: 2 patents #124 of 305Top 45%
Overall (All Time): #1,588,088 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7235760 AC pulse arc welding method Michitaka Todo 2007-06-26
7145101 Pulse arc welding output control method and arc length variation pulse arc welding output control method 2006-12-05
6600135 Method and apparatus for controlling AC pulse arc welding and welding power source apparatus 2003-07-29