Inventor · disambiguated record
Christian Borchgrevink
Also filed as: BORCHGREVINK CHRISTIAN
6 granted patents·2 pending applications·55 citations·filing 2005–2012
82Inventor score
Files withGRIMSETH TOM3BORCHGREVINK CHRISTIAN2VETCO GRAY CONTROLS LTD1VETCO GRAY SCANDINAVIA AS1VETCOGRAY SCANDINAVIA AS1
Top patents by PatentIndex Score
8 records- 0186US8596608B2Sub sea hybrid valve actuator system and methodGRIMSETH TOM·Filed 2009·Granted Dec 3, 2013·25 cites·19 claims
- 0277US9103459B2Subsea valve actuator having visual manual position indicator connected to a manual override shaftBORCHGREVINK CHRISTIAN·Filed 2010·Granted Aug 11, 2015·6 cites·18 claims
- 0364US9482359B2Electrically operated valve actuator with electro-mechanical end stop detection deviceBORCHGREVINK CHRISTIAN·Filed 2010·Granted Nov 1, 2016·3 cites·20 claims
- 0461US8327942B2Method and an apparatus for cold start of a subsea production systemGRIMSETH TOM·Filed 2007·Granted Dec 11, 2012·9 cites·27 claims
- 0561US7934562B2Hybrid control system and methodVETCO GRAY SCANDINAVIA AS·Filed 2005·Granted May 3, 2011·8 cites·15 claims
- 0660US8398051B2Gate valve actuator and methodGRIMSETH TOM·Filed 2009·Granted Mar 19, 2013·4 cites·22 claims
- 0741US2013276894A1SealsVETCO GRAY CONTROLS LTD·Filed 2012·Application pending·0 cites
- 0830US2009120103A1Method and apparatus for sub sea power generationVETCOGRAY SCANDINAVIA AS·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →