Inventor · disambiguated record
Frederic John Rigelhof
Also filed as: RIGELHOF FREDERIC JOHN
3 granted patents·3 pending applications·5 citations·filing 2008–2015
60Inventor score
Top patents by PatentIndex Score
6 records- 0170US8491670B2Anthocyanin pigment/dye compositions and method of providing composition through extraction from cornBERTOLDO DE BARROS REGINA CELIA·Filed 2008·Granted Jul 23, 2013·3 cites·14 claims
- 0262US8124143B2Anthocyanin pigment/dye compositions through corn extractionDE BARROS REGINA CELIA BERTOLDO·Filed 2008·Granted Feb 28, 2012·2 cites·26 claims
- 0352US8945653B2Extracted whole corn kernels and improved processed and processable corn produced therebyBERTOLDO DE BARROS REGINA CELIA·Filed 2011·Granted Feb 3, 2015·0 cites·21 claims
- 0446US2015110947A1Liquid extract from whole corn kernelsBERTOLDO DE BARROS REGINA CELIA·Filed 2014·Application pending·0 cites
- 0536US2015335051A1Extracted whole corn kernels and improved processed and processable corn produced therebyBERTOLDO DE BARROS REGINA CELIA·Filed 2015·Application pending·0 cites
- 0634US2012164089A1Anthocyanin pigment/dye compositions and solutions through corn extractionBERTOLDO DE BARROS REGINA CELIA·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →