Assignee
PARFREY KARL A
US·3 granted patents·8 citations·filing 2009–2012
Top patents by PatentIndex Score
3 records- 0173US8679606B2Thick walled composite tubular and method of makingPARFREY KARL A·Filed 2010·Granted Mar 25, 2014·3 cites·5 claims
- 0262US8403055B2Self sealing hydraulic couplerPARFREY KARL A·Filed 2012·Granted Mar 26, 2013·2 cites·7 claims
- 0351US8113287B2Self sealing hydraulic couplerPARFREY KARL A·Filed 2009·Granted Feb 14, 2012·3 cites·10 claims
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