Karl Erik Suphellen

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Algard, NO

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Patents Grantslast 30 patents

Information Patent Grant
Improving access into subsea structures
- Patent number 12,031,402
- Issue date Jul 9, 2024
- Subsea 7 Norway AS
- Rasmus Haneferd
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Subsea pig launchers
- Patent number 11,262,016
- Issue date Mar 1, 2022
- Subsea 7 Norway AS
- Oivind Stangeland
- B08 - CLEANING

Patents Applicationslast 30 patents

Information Patent Application
Improving Access into Subsea Structures
- Publication number 20210047875
- Publication date Feb 18, 2021
- Subsea 7 Norway AS
- Rasmus Haneferd
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Subsea Pig Launchers
- Publication number 20200347980
- Publication date Nov 5, 2020
- Subsea 7 Norway AS
- Oivind Stangeland
- B08 - CLEANING