Karl-Henrik Ryttersson

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Vasteras, SE

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Patents Grantslast 30 patents

Information Patent Grant
Air-spring compensation in a piston-type marine vibrator
- Patent number 10,488,536
- Issue date Nov 26, 2019
- PGS Geophysical AS
- Stig Rune Lennart Tenghamn
- G01 - MEASURING TESTING
Information Patent Grant
Bow-shaped spring for marine vibrator
- Patent number 10,310,108
- Issue date Jun 4, 2019
- PGS Geophysical AS
- Karl-Henrik Ryttersson
- G01 - MEASURING TESTING
Information Patent Grant
Gas spring compensation marine acoustic vibrator
- Patent number 9,864,080
- Issue date Jan 9, 2018
- PGS Geophysical AS
- Stig Rune Lennart Tenghamn
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Air-spring compensation in a piston-type marine vibrator
- Patent number 9,507,037
- Issue date Nov 29, 2016
- PGS Geophysical AS
- Stig Rune Lennart Tenghamn
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Air-Spring Compensation in a Piston-Type Marine Vibrator
- Publication number 20160259074
- Publication date Sep 8, 2016
- PGS GEOPHYSICAL AS
- Stig Rune Lennart Tenghamn
- G01 - MEASURING TESTING
Information Patent Application
BOW-SHAPED SPRING FOR MARINE VIBRATOR
- Publication number 20150185341
- Publication date Jul 2, 2015
- PGS GEOPHYSICAL AS
- Karl-Henrik Ryttersson
- G01 - MEASURING TESTING
Information Patent Application
Air-Spring Compensation in a Piston-Type Marine Vibrator
- Publication number 20150085608
- Publication date Mar 26, 2015
- PGS GEOPHYSICAL AS
- Stig Rune Lennart Tenghamn
- G01 - MEASURING TESTING
Information Patent Application
Gas Spring Compensation Marine Acoustic Vibrator
- Publication number 20140340985
- Publication date Nov 20, 2014
- PGS Geophysical AS
- Stig Rune Lennart Tenghamn
- G01 - MEASURING TESTING