Inventor · disambiguated record
Fred Karl
Also filed as: KARL FRED
5 granted patents·116 citations·filing 2000–2008
81Inventor score
Technology areasA61B
Files withGRAYZEL JEFFREY4
Top patents by PatentIndex Score
5 records- 0180US6761725B1Percutaneous entry system and methodFiled 2000·Granted Jul 13, 2004·89 cites·6 claims
- 0268US8057499B2Ergonomic hand instrumentGRAYZEL JEFFREY·Filed 2007·Granted Nov 15, 2011·4 cites·34 claims
- 0364US8603130B2Instrument for engaging a body structureGRAYZEL JEFFREY·Filed 2008·Granted Dec 10, 2013·2 cites·32 claims
- 0464US7666201B2Spreading instrumentGRAYZEL JEFFREY·Filed 2004·Granted Feb 23, 2010·21 cites·43 claims
- 0554US8690904B2Percutaneous access conduitGRAYZEL JEFFREY·Filed 2007·Granted Apr 8, 2014·0 cites·59 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →