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HYDRIL USA MFG LLC

Overview
  • Total Patents
    426
  • GoodIP Patent Rank
    143,381
  • Filing trend
    ⇩ 100.0%
About

HYDRIL USA MFG LLC has a total of 426 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1999. It filed its patents most often in Brazil, EPO (European Patent Office) and Singapore. Its main competitors in its focus markets civil engineering, machines and mechanical elements are DAILEY OIL TOOLS INC, JOHNSTON MORDICA O and MASHBURN BENNY DONALD.

Patent filings per year

Chart showing HYDRIL USA MFG LLCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Judge Robert Arnold 50
#2 Carbaugh William L 49
#3 Childers Leonard G 35
#4 Gustafson Ryan 34
#5 Berckenhoff Michael Wayne 25
#6 Huff Philip A 25
#7 Ebenezer Joseph Prem 24
#8 Shah Viral 23
#9 Khandoker Shafiq 22
#10 Dietz David 20

Latest patents

Publication Filing date Title
US2015322978A1 Subsea force generating device and method
US2014166264A1 Blowout preventer system having position and pressure sensing device and related methods
US2015240578A1 Modular mud lift pump assembly
SG11201505136VA Reinforced variable ram packer using fabric
US2015167417A1 Pressure assisted blowout preventer
US2014262505A1 Automatic pump chamber control adjustment
US2014262305A1 Control valve timing
SG11201501059PA Replaceable wear plates for use with blind shear rams
WO2014022727A2 Torsional shearing of oilfield tubulars
WO2014004420A2 Fiber reinforced elastomer anisotropic annular blowout preventer
WO2013191949A2 Diverter cover assembly and methods of use
US2014183382A1 Dual compound variable ram packer
US2014183381A1 Reinforced variable ram packer using fabric
US2013221250A1 Position data based method, interface and device for blowout preventer
US2014184421A1 Subsea power and data communication apparatus and related methods
US2014174754A1 Annular blowout preventer and lower marine riser package connector unit
US2014174552A1 Subsea pressure regulator
MX2012014742A Shear blade and method of attachment to shear rams.
MX2012014741A Apparatuses and methods for determining wellbore influx condition using qualitative indications.
EP2607610A2 Shear blade with enhanced toughness for ram-type blowout preventer