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TDW OFFSHORE SERVICES AS

Overview
  • Total Patents
    66
About

TDW OFFSHORE SERVICES AS has a total of 66 patent applications. Its first patent ever was published in 2002. It filed its patents most often in Norway, WIPO (World Intellectual Property Organization) and United Kingdom. Its main competitors in its focus markets mechanical elements, machines and civil engineering are CENTRON CORP, SAFER PLUG COMPANY LTD and HYDROTECH SERVICES.

Patent filings per year

Chart showing TDW OFFSHORE SERVICES ASs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Syse Harald 44
#2 Aleksandersen Jostein 35
#3 Mellemstrand Jone 12
#4 Helvik John 10
#5 Herredsvela Erik 6
#6 Witterso Harald 3
#7 Langerud Kenneth 3
#8 Christie Paul J H 2
#9 Bekkeheien Tove 2
#10 Wittersoe Harald 2

Latest patents

Publication Filing date Title
EP2419660A2 System and device for monitoring a movable plug element(s) in a pipeline
WO2010080041A1 A clamp assembly
BRPI0906018A2 Device for movement within a pipe
WO2009058021A2 Packer with ribs
WO2008133522A1 Clamp device for sealing a pipe defect
BRPI0720575A2 Plug with expansible shutter element
BRPI0720273A2 GRIPPING DEVICE FOR USE WITH A UNIT THAT MAY BE INSERTED IN A PIPE
US2009272451A1 Smartplug with wheel centralizer
WO2007069911A1 Smartdump - high pressure side of plug
EP1963731A1 Smartdump - j-slot operation
GB0810819D0 Smart compensator
GB0810816D0 Pre-tensioned sealing means arrangement
GB0810822D0 Smartcoupling-non responsive
WO2007055586A1 External wireless smartdump
CA2624104A1 Smartrepair
WO2007008083A1 Smart clamp
AU2006225423A1 Plug with gripping means
EP1711713A1 Plug with a hydraulic cylinder and methods for setting and releasing a plug
US2004261873A1 Method and device for increasing safety during pipelaying