Eiolf Vikhagen

Person

Trondheim, NO

People

Patents Grantslast 30 patents

Information Patent Grant
Optical-interference analysis
- Patent number 11,867,611
- Issue date Jan 9, 2024
- Optonor AS
- Eiolf Vikhagen
- G01 - MEASURING TESTING
Information Patent Grant
Optical interferometry
- Patent number 10,466,032
- Issue date Nov 5, 2019
- Optonor AS
- Eiolf Vikhagen
- G01 - MEASURING TESTING
Information Patent Grant
Method of vibration measurement and interferometer
- Patent number 9,964,432
- Issue date May 8, 2018
- Optonor AS
- Eiolf Vikhagen
- G01 - MEASURING TESTING
Information Patent Grant
Interferometric methods and apparatus for seismic exploration
- Patent number 8,797,549
- Issue date Aug 5, 2014
- Statoil Petroleum AS
- Paul Meldahl
- G01 - MEASURING TESTING
Information Patent Grant
Seismic exploration
- Patent number 8,498,176
- Issue date Jul 30, 2013
- Statoil Asa
- Paul Meldahl
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for studying surface vibrations by moving spec...
- Patent number 7,933,003
- Issue date Apr 26, 2011
- Statoil Asa
- Paul Meldahl
- G01 - MEASURING TESTING
Information Patent Grant
Seismic exploration
- Patent number 7,583,387
- Issue date Sep 1, 2009
- Statoil Asa
- Paul Meldahl
- G01 - MEASURING TESTING
Information Patent Grant
Method for vibration measurement and interferometer
- Patent number 6,970,251
- Issue date Nov 29, 2005
- Optonor AS
- Eiolf Vikhagen
- G01 - MEASURING TESTING
Information Patent Grant
Method for detecting pinholes in continuously cast billets
- Patent number 5,363,901
- Issue date Nov 15, 1994
- Elkem Technology a/s
- Karl O. Bjornestol
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL-INTERFERENCE ANALYSIS
- Publication number 20210255093
- Publication date Aug 19, 2021
- OPTONOR AS
- Eiolf VIKHAGEN
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL INTERFEROMETRY
- Publication number 20180328713
- Publication date Nov 15, 2018
- OPTONOR AS
- Eiolf VIKHAGEN
- G01 - MEASURING TESTING
Information Patent Application
Method of Vibration Measurement and Interferometer
- Publication number 20150308887
- Publication date Oct 29, 2015
- OPTONOR AS
- Eiolf VIKHAGEN
- G01 - MEASURING TESTING
Information Patent Application
IMPROVED INTERFEROMETRIC METHODS AND APPARATUS FOR SEISMIC EXPLORATION
- Publication number 20110102806
- Publication date May 5, 2011
- STATOIL ASA
- Paul Meldahl
- G01 - MEASURING TESTING
Information Patent Application
Seismic Exploration
- Publication number 20090128800
- Publication date May 21, 2009
- Paul Meldahl
- G01 - MEASURING TESTING
Information Patent Application
Method and Apparatus For Studying Surface Vibrations by Moving Spec...
- Publication number 20080316496
- Publication date Dec 25, 2008
- STATOIL ASA
- Paul Meldahl
- G01 - MEASURING TESTING
Information Patent Application
Seismic Exploration
- Publication number 20080007715
- Publication date Jan 10, 2008
- STATOIL ASA
- Paul Meldahl
- G01 - MEASURING TESTING
Information Patent Application
Method for vibration measurement and interferometer
- Publication number 20030037616
- Publication date Feb 27, 2003
- Eiolf Vikhagen
- G01 - MEASURING TESTING

Eiolf Vikhagen

Person

Patents Grantslast 30 patents

Optical-interference analysis

Optical interferometry

Method of vibration measurement and interferometer

Interferometric methods and apparatus for seismic exploration

Seismic exploration

Method and apparatus for studying surface vibrations by moving spec...

Seismic exploration

Method for vibration measurement and interferometer

Method for detecting pinholes in continuously cast billets

Patents Applicationslast 30 patents

OPTICAL-INTERFERENCE ANALYSIS

OPTICAL INTERFEROMETRY

Method of Vibration Measurement and Interferometer

IMPROVED INTERFEROMETRIC METHODS AND APPARATUS FOR SEISMIC EXPLORATION

Seismic Exploration

Method and Apparatus For Studying Surface Vibrations by Moving Spec...

Seismic Exploration

Method for vibration measurement and interferometer