Assignee
MARITIME HYDRAULICS AS
NO·14 granted patents·611 citations·filing 1984–2001
Top patents by PatentIndex Score
14 records- 0191US4593773AWell drilling assemblyMARITIME HYDRAULICS AS·Filed 1984·Granted Jun 10, 1986·188 cites·11 claims
- 0287US4822230APipe handling apparatusMARITIME HYDRAULICS AS·Filed 1987·Granted Apr 18, 1989·110 cites·6 claims
- 0384US4979356ATorque wrenchMARITIME HYDRAULICS AS·Filed 1989·Granted Dec 25, 1990·74 cites·10 claims
- 0474US6860694B2Horizontal pipe handling deviceMARITIME HYDRAULICS AS·Filed 2001·Granted Mar 1, 2005·50 cites·22 claims
- 0571US6094910AApparatus and method for raising and lowering a piston in a piston cylinder arrangement in a derrickMARITIME HYDRAULICS AS·Filed 1996·Granted Aug 1, 2000·22 cites·16 claims
- 0658US6148922ASlip jointMARITIME HYDRAULICS AS·Filed 1997·Granted Nov 21, 2000·39 cites·8 claims
- 0755US4582133APipe handling assemblyMARITIME HYDRAULICS AS·Filed 1984·Granted Apr 15, 1986·23 cites·6 claims
- 0847US6589343B1Device for application of dope on male threadsMARITIME HYDRAULICS AS·Filed 1999·Granted Jul 8, 2003·25 cites·11 claims
- 0945US6095501AStretch compensation in a hoisting system for a derrickMARITIME HYDRAULICS AS·Filed 1996·Granted Aug 1, 2000·22 cites·4 claims
- 1045US4791999AWell drilling apparatusMARITIME HYDRAULICS AS·Filed 1986·Granted Dec 20, 1988·18 cites·6 claims
- 1143US6032929AArrangement in connection with a yoke in a hoisting system for a derrickMARITIME HYDRAULICS AS·Filed 1996·Granted Mar 7, 2000·20 cites·4 claims
- 1235US5709285ABrake for a hoisting apparatusMARITIME HYDRAULICS AS·Filed 1995·Granted Jan 20, 1998·9 cites·7 claims
- 1332US5677821AMethod and device for detecting full magnetization of electro-permanent magnetsMARITIME HYDRAULICS AS·Filed 1995·Granted Oct 14, 1997·9 cites·7 claims
- 1429US6202274B1Arrangement for fastening a piston-cylinder arrangement and method for replacing sealings thereinMARITIME HYDRAULICS AS·Filed 1997·Granted Mar 20, 2001·2 cites·8 claims
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