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Assignee profile:

MHWIRTH AS

City:

Kristiansand

Country:

Norway

Published Applications:

32

Last publication date:

2025-06-12

Patent Grants:

23

Last grant date:

2025-03-04

Top Inventors for applications by MHWIRTH AS

These are the the leading inventors for applications assigned to MHWIRTH AS:

Recent patent applications by MHWIRTH AS

MHWIRTH AS based in Kristiansand, NO has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2025-06-12
US20250188808A1
Fixed constructions

METHODS AND SYSTEMS FOR EARTH DRILLING

 #2 | 2023-11-23 ✅ Patent 12,241,316 granted on 2025-03-04
US20230374871A1
Fixed constructions

Methods and systems for earth drilling

 #3 | 2023-08-03 ✅ Patent 11,851,954 granted on 2023-12-26
US20230243218A1
Fixed constructions

Riser assembly

 #4 | 2023-04-27 ✅ Patent 12,361,355 granted on 2025-07-15
US20230125627A1
Physics

DRILLING SYSTEMS AND METHODS

 #5 | 2022-06-16 ✅ Patent 11,725,469 granted on 2023-08-15
US20220186571A1
Fixed constructions

Methods and systems for earth drilling

 #6 | 2022-05-12
US20220145747A1
Fixed constructions

DRILLING SYSTEMS AND METHODS

 #7 | 2021-11-18 ✅ Patent 11,814,905 granted on 2023-11-14
US20210355758A1
Fixed constructions

Drilling rig systems and methods

 #8 | 2021-09-30 ✅ Patent 12,241,355 granted on 2025-03-04
US20210301639A1
Fixed constructions

Drilling systems and methods

 #9 | 2021-01-28 ✅ Patent 11,512,783 granted on 2022-11-29
US20210025505A1
Mechanical engineering

Valve assemblies and associated components

 #10 | 2019-05-16 ✅ Patent 10,745,974 granted on 2020-08-18
US20190145185A1
Fixed constructions

Hoisting system

 #11 | 2019-04-11 ✅ Patent 10,871,047 granted on 2020-12-22
US20190106980A1
Fixed constructions

Drilling plant machine and method of operation

 #12 | 2018-02-15
US20180044145A1
Performing operations; transporting

LIFTING ARRANGEMENT

 #13 | 2018-01-25 ✅ Patent 10,317,877 granted on 2019-06-11
US20180024528A1
Physics

System for controlling remotely controlled equipment

 #14 | 2017-12-07 ✅ Patent 10,648,281 granted on 2020-05-12
US20170350213A1
Fixed constructions

Drilling riser protection system

 #15 | 2017-05-25
US20170145805A1
Fixed constructions

METHOD AND SYSTEM FOR DETERMINING THE STATE OF A DRILLING OPERATION

 #16 | 2017-05-18 ✅ Patent 9,828,847 granted on 2017-11-28
US20170138170A1
Fixed constructions

Method for predicting hydrate formation

 #17 | 2017-05-04 ✅ Patent 9,759,025 granted on 2017-09-12
US20170122046A1
Fixed constructions

Method for detecting wellbore influx

 #18 | 2017-04-27
US20170116582A1
Physics

MAINTENANCE SYSTEM AND METHOD FOR A MACHINE USED IN DRILLING OPERATIONS

 #19 | 2017-04-27 ✅ Patent 10,316,623 granted on 2019-06-11
US20170114618A1
Fixed constructions

Method and system for controlling well operations

 #20 | 2017-02-02 ✅ Patent 10,294,735 granted on 2019-05-21
US20170030152A1
Fixed constructions

Self-aligning apparatus

 #21 | 2017-01-26
US20170023920A1
Physics

IMPROVED METHOD FOR TESTING A CONTROL SYSTEM

 #22 | 2017-01-12
US20170009537A1
Fixed constructions

COMPACT COMPENSATING CYLINDER

 #23 | 2016-09-01 ✅ Patent 9,732,569 granted on 2017-08-15
US20160251915A1
Fixed constructions

Lifting arm arrangement for lifting a pipe, and a method for operating same lifting arm arrangement

 #24 | 2016-07-28 ✅ Patent 9,869,158 granted on 2018-01-16
US20160215587A1
Fixed constructions

Deep water drilling riser pressure relief system

 #25 | 2016-07-07
US20160194924A1
Fixed constructions

MOUSEHOLE APPARATUS

 #26 | 2016-05-19 ✅ Patent 9,856,117 granted on 2018-01-02
US20160137461A1
Performing operations; transporting

Lifting arm assembly and method of changing a holder in said lifting arm assembly

 #27 | 2016-05-05 ✅ Patent 9,579,802 granted on 2017-02-28
US20160121490A1
Performing operations; transporting

Gripping device with adjustable diameter and method of operating

 #28 | 2016-04-28 ✅ Patent 9,752,397 granted on 2017-09-05
US20160115748A1
Fixed constructions

Lifting arrangement for lifting a pipe

 #29 | 2016-03-03 ✅ Patent 10,094,179 granted on 2018-10-09
US20160060984A1
Fixed constructions

Replacable dies

 #30 | 2015-10-22 ✅ Patent 9,359,837 granted on 2016-06-07
US20150300102A1
Fixed constructions

Multi capacity riser tensioners

 #31 | 2015-09-03 ✅ Patent 9,422,946 granted on 2016-08-23
US20150247510A1
Mechanical engineering

Antenna assembly for piston accumulators

 #32 | 2015-08-20
US20150233399A1
Mechanical engineering

REFLECTOR FOR PISTON ACCUMULATORS

Also check out MHWIRTH AS's (Kristiansand, Norway) applicant profile with 24 patent applications submitted.

AssigneeID:

97440 ⎘