Inventor · disambiguated record
Carel W. Hoyer
Also filed as: HOYER CAREL W · HOYER CAREL W I · HOYER CAREL W J
4 granted patents·193 citations·filing 2001–2013
81Inventor score
Technology areasE21B
Top patents by PatentIndex Score
4 records- 0192US8347983B2Drilling with a high pressure rotating control deviceWEATHERFORD LAMB·Filed 2009·Granted Jan 8, 2013·35 cites·39 claims
- 0290US6607042B2Method of dynamically controlling bottom hole circulation pressure in a wellborePREC DRILLING TECH SERV GROUP·Filed 2001·Granted Aug 19, 2003·129 cites·20 claims
- 0389US8636087B2Rotating control system and method for providing a differential pressureWEATHERFORD LAMB·Filed 2013·Granted Jan 28, 2014·10 cites·28 claims
- 0479US8020625B2Monobore construction with dual expandersWEATHERFORD LAMB·Filed 2009·Granted Sep 20, 2011·19 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →