HM

Heyn Halfdan Magnus

FA Fmc Kongsberg Subsea As: 7 patents #2 of 114Top 2%
KA Kongsberg Offshore As: 2 patents #1 of 32Top 4%
📍 Kongsberg, NO: #2 of 212 inventorsTop 1%
Overall (All Time): #484,546 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12366136 Valve operating device and method of overriding a malfunctioning valve operating device Øivind Rokne 2025-07-22
11384617 Subsea actuator and method of actuating a subsea actuator Simen Landa, Stig Fredrik Mathisen, Espen Rinde Brauti 2022-07-12
11378103 Subsea hydraulic control device and a method for producing thereof Stig Fredrik Mathisen, Dharmesh Gadaria, Simen Landa, Kandasamy Balendran 2022-07-05
10865895 Subsea control valve Stig Fredrik Mathisen 2020-12-15
10822906 Subsea electric power and communication module Stig Fredrik Mathisen, Vidar Nicolaysen, Egil Mulstad Skrivervik 2020-11-03
10371280 Actuator for a valve 2019-08-06
7401627 Protection of a seal element Petter Støvset 2008-07-22
7117891 Hydraulic coupling comprising a pressure bleed device Petter Støvset 2006-10-10
6595487 Electric actuator John A. Johansen, Roy Almedal 2003-07-22
5803689 Device for interconnection of two objects Torstein Kasin 1998-09-08