GJERULF OTTERSLAND

Follow

Person

KRISTIANSAND, NO

People

Patents Grantslast 30 patents

Information Patent Grant
Self-aligning apparatus
- Patent number 10,294,735
- Issue date May 21, 2019
- MHWIRTH AS
- Gjerulf Ottersland
- E21 - EARTH DRILLING MINING
Information Patent Grant
Replacable dies
- Patent number 10,094,179
- Issue date Oct 9, 2018
- MHWIRTH AS
- Gjerulf Ottersland
- E21 - EARTH DRILLING MINING
Information Patent Grant
Lifting arm assembly and method of changing a holder in said liftin...
- Patent number 9,856,117
- Issue date Jan 2, 2018
- MHWIRTH AS
- Gjerulf Ottersland
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Lifting arrangement for lifting a pipe
- Patent number 9,752,397
- Issue date Sep 5, 2017
- MHWIRTH AS
- Gjerulf Ottersland
- E21 - EARTH DRILLING MINING
Information Patent Grant
Gripping device with adjustable diameter and method of operating
- Patent number 9,579,802
- Issue date Feb 28, 2017
- MHWIRTH AS
- Gjerulf Ottersland
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
SELF-ALIGNING APPARATUS
- Publication number 20170030152
- Publication date Feb 2, 2017
- MHWIRTH AS
- GJERULF OTTERSLAND
- E21 - EARTH DRILLING MINING
Information Patent Application
LIFTING ARM ASSEMBLY AND METHOD OF CHANGING A HOLDER IN SAID LIFTIN...
- Publication number 20160137461
- Publication date May 19, 2016
- MHWIRTH AS
- GJERULF OTTERSLAND
- E21 - EARTH DRILLING MINING
Information Patent Application
GRIPPING DEVICE WITH ADJUSTABLE DIAMETER AND METHOD OF OPERATING
- Publication number 20160121490
- Publication date May 5, 2016
- GJERULF OTTERSLAND
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
LIFTING ARRANGEMENT FOR LIFTING A PIPE
- Publication number 20160115748
- Publication date Apr 28, 2016
- MHWIRTH AS
- Gjerulf OTTERSLAND
- E21 - EARTH DRILLING MINING
Information Patent Application
MACHINE FOR MANIPULATING PIPES
- Publication number 20160075344
- Publication date Mar 17, 2016
- MHWIRTH AS
- RUNE RISHOLT
- B61 - RAILWAYS
Information Patent Application
REPLACABLE DIES
- Publication number 20160060984
- Publication date Mar 3, 2016
- MHWIRTH AS
- Gjerulf OTTERSLAND
- E21 - EARTH DRILLING MINING
Information Patent Application
LOCKING MECHANISM
- Publication number 20140238685
- Publication date Aug 28, 2014
- Gjerulf Ottersland
- E21 - EARTH DRILLING MINING