AJ

Alan Honggen Jiang

NV National Oilwell Varco: 1 patents #240 of 551Top 45%
NL Nov Downhole Eurasia Limited: 1 patents #11 of 25Top 45%
Overall (All Time): #1,957,118 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10000975 Cutting element Mark Jonathan Francis, Terry R. Matthias, Haydn G. Smith 2018-06-19
8814968 Thermally conductive sand mould shell for manufacturing a matrix bit Harold A. Sreshta 2014-08-26