YZ

Yonggao Zhao

UN Unknown: 2 patents #12,644 of 83,584Top 20%
Overall (All Time): #1,536,362 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8878107 Multi-level and vertical assembling type PTFE heater and methods of manufacture thereof Wei Zhao, Guolong Chen 2014-11-04
8551273 Method for forming fluoroplastic articles Wei Zhao, Guolong Chen 2013-10-08
4974303 Anticorrosive product lined with polytetrafluorothylene and the method for making the same 1990-12-04