Assignee
COWAN JOHN A
US·3 granted patents·75 citations·filing 1991–2012
Top patents by PatentIndex Score
3 records- 0189US8956415B2Vertebral implantCOWAN JOHN A·Filed 2011·Granted Feb 17, 2015·38 cites·20 claims
- 0283US8425606B2Method and implant device for grafting adjacent vertebral bodiesCOWAN JOHN A·Filed 2012·Granted Apr 23, 2013·12 cites·25 claims
- 0368US5204909AAudio processing system using delayed audioCOWAN JOHN A·Filed 1991·Granted Apr 20, 1993·25 cites·6 claims
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