Olso
Norway
2
2007-12-20
2
2009-03-03
These are the the leading inventors for applications assigned to Ocean Riser Systems AS:
Ocean Riser Systems AS based in Olso, NO has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Arrangement and method for controlling and regulating bottom hole pressure when drilling deepwater offshore wells
#2 | 2007-09-04 ✅ Patent 7,264,058 granted on 2007-09-04Arrangement and method for regulating bottom hole pressures when drilling deepwater offshore wells
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