Inventor · disambiguated record
Al Gilbertson
Also filed as: GILBERTSON AL
6 granted patents·3 pending applications·61 citations·filing 2000–2024
83Inventor score
Files withBLODGETT TROY2EIGHTSTAR DIAMOND COMPANY INC2GEMOLOGICAL INST OF AMERICA GI2GEMOLOGICAL INST OF AMERICA INC GIA2GUDLEWSKI BENJAMIN1
Top patents by PatentIndex Score
9 records- 0178US6665058B1Device for judging symmetry, brightness, and efficiency of light return in precious stonesEIGHTSTAR DIAMOND COMPANY INC·Filed 2000·Granted Dec 16, 2003·18 cites·2 claims
- 0277US6795171B1Device for judging symmetry, brightness, and efficiency of light return in precious stonesEIGHTSTAR DIAMOND COMPANY INC·Filed 2000·Granted Sep 21, 2004·17 cites·5 claims
- 0374US8239143B2System and method for gemstone cut gradingBLODGETT TROY·Filed 2009·Granted Aug 7, 2012·4 cites·14 claims
- 0473US2024391055A1Generation of gem cutsGEMOLOGICAL INST OF AMERICA INC GIA·Filed 2024·Application pending·0 cites
- 0573US2024394961A1Gemstone cut analysisGEMOLOGICAL INST OF AMERICA INC GIA·Filed 2024·Application pending·0 cites
- 0671US7571060B2System and method for gemstone cut gradingGEMOLOGICAL INST OF AMERICA GI·Filed 2004·Granted Aug 4, 2009·14 cites·14 claims
- 0769US8095325B2System and method for gemstone cut gradingBLODGETT TROY·Filed 2009·Granted Jan 10, 2012·5 cites·10 claims
- 0834US2006267975A1System and method for generating a gemstone proportion graphicGEMOLOGICAL INST OF AMERICA GI·Filed 2005·Application pending·0 cites
- 0928USD699618SSurface ornamentation for a diamondGUDLEWSKI BENJAMIN·Filed 2010·Granted Feb 18, 2014·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →