DC

Devasish Choudhury

HD Hydril Usa Distribution: 2 patents #26 of 110Top 25%
HM Hydril Usa Manufacturing: 1 patents #27 of 48Top 60%
Overall (All Time): #1,500,001 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9822602 Blind shear ram Julia Anne Bleck, Brian Scott Baker, Richard Lee Stringfellow 2017-11-21
9281906 Subsea power and data communication apparatus and related methods 2016-03-08
8875795 Subsea sensors display system and method Zhen Liu, Jeffrey Lambert 2014-11-04