Inventor · disambiguated record
Hugo Ernst
Also filed as: ERNST HUGO · ERNST HUGO A · ERNST HUGO ALEJANDRO
9 granted patents·262 citations·filing 2002–2013
90Inventor score
Top patents by PatentIndex Score
9 records- 0191US6957933B2Threading insert with cooling channelsSIDERCA SA IND & COM·Filed 2003·Granted Oct 25, 2005·61 cites·11 claims
- 0284US7431347B2Hollow sucker rod connection with second torque shoulderSIDERCA SA IND & COM·Filed 2006·Granted Oct 7, 2008·33 cites·17 claims
- 0384US6991267B2Assembly of hollow torque transmitting sucker rods and sealing nipple with improved seal and fluid flowSIDERCA SA IND & COM·Filed 2003·Granted Jan 31, 2006·37 cites·14 claims
- 0481US6764108B2Assembly of hollow torque transmitting sucker rodsSIDERCA SA IND & COM·Filed 2002·Granted Jul 20, 2004·71 cites·20 claims
- 0577US6997330B2Apparatus and method for storing or shipping elongated membersSIDERCA SA IND & COM·Filed 2003·Granted Feb 14, 2006·30 cites·16 claims
- 0673US7557716B2Metal tube assembly and radio frequency identification (RFID) tagSindera Saic·Filed 2006·Granted Jul 7, 2009·12 cites·18 claims
- 0763US8011391B2End protector device for tubular structuresSIDERCA SA IND & COM·Filed 2008·Granted Sep 6, 2011·9 cites·23 claims
- 0859US8096352B2Centralizer for tubular elementsERNST HUGO·Filed 2009·Granted Jan 17, 2012·9 cites·23 claims
- 0942US9200730B2Fatigue resistant coiled tubingTENARIS COILED TUBES LLC·Filed 2013·Granted Dec 1, 2015·0 cites·34 claims
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