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MARITIME HYDRAULICS AS

Overview
  • Total Patents
    125
About

MARITIME HYDRAULICS AS has a total of 125 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Norway, EPO (European Patent Office) and United States. Its main competitors in its focus markets civil engineering, machines and packaging and shipping are STARSE ENERGY AND TECH GROUP CO LTD, MINCON INTERNAT LTD and HITEC AS.

Patent filings per year

Chart showing MARITIME HYDRAULICS ASs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Vatne Per 33
#2 Slettedal Per 27
#3 Skeie Bjarne 11
#4 Egeland Terje 9
#5 Tambs Erling 7
#6 Jortveit Jan 4
#7 Myr Egil 4
#8 Gabrielsen Jonny 3
#9 Haaland Kjell Olav 3
#10 Kaastad Knut Atle 3

Latest patents

Publication Filing date Title
WO2005017306A1 Anti-collision system
GB0518754D0 Rotation unit for torque tong comprising a rotational part with teeth
AU2003253524A1 A drill floor pipe handling device
WO2004013452A1 A riser tensioning device
AU2003248515A1 Method and device for discrete determination of the relative position of an accumulator's deviding piston
BR0208023A Grip clamp for tubular utilities
CA2396333A1 Horizontal pipe handling device
CA2394300A1 Modular light weight drilling rig
US6589343B1 Device for application of dope on male threads
CA2252787A1 Slip joint
EP0898637A1 Slip joint
KR20000010926A Slip joint
US6202274B1 Arrangement for fastening a piston-cylinder arrangement and method for replacing sealings therein
AU1213997A Stretch compensation in a hoisting system for a derrick
US6094910A Apparatus and method for raising and lowering a piston in a piston cylinder arrangement in a derrick
AU1213397A Apparatus and method for raising and lowering a piston in a piston-cylinder arrangement in a derrick
EP0868592A1 Arrangement in connection with a yoke in a hoisting system for a derrick
EP0715179A2 Method for detecting full magnetisation of electropermanent magnets
EP0708226A2 A brake for a hoisting apparatus
US4979356A Torque wrench