Inventor · disambiguated record
Francis L. Chupka
Also filed as: CHUPKA FRANCIS L · CHUPKA FRANCIS L JR · CHUPKA JR FRANCIS L
3 granted patents·2 pending applications·14 citations·filing 1988–2012
66Inventor score
Top patents by PatentIndex Score
5 records- 0136US2012171606A1Bimodal styrene vinyl polymer latex for chemically produced tonerCHUPKA FRANCIS L·Filed 2011·Application pending·0 cites
- 0235US2012219895A1Polyester styrene vinyl hybrid polymer latex for chemically produced tonerCHUPKA FRANCIS L·Filed 2012·Application pending·0 cites
- 0333US5856407AProcess for making bimodul, cross-linked toner resinIMAGE POLYMERS COMPANY·Filed 1996·Granted Jan 5, 1999·6 cites·22 claims
- 0429US5684090ABimodal, crosslinked toner resin and process for making sameIMAGE POLYMERS CO·Filed 1995·Granted Nov 4, 1997·5 cites·11 claims
- 0526US4806635ANew cross-linking system for making toners that are useful in electrophotography using polyfunctional azideHERCULES INC·Filed 1988·Granted Feb 21, 1989·3 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →