Inventor · disambiguated record
Joseph Keller
Also filed as: KELLER JOSEPH A · KELLER JOSEPH F
2 granted patents·2 pending applications·53 citations·filing 1971–2002
65Inventor score
Top patents by PatentIndex Score
4 records- 0178US3956456AGypsum calcinationNAT GYPSUM CO·Filed 1971·Granted May 11, 1976·29 cites·8 claims
- 0249US4726565APost pullerKELLER JOSEPH A·Filed 1986·Granted Feb 23, 1988·24 cites·8 claims
- 0347US2003135454A1Debit authorization post cardFiled 2002·Application pending·0 cites
- 0445US2002032650A1Payment system and methodFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →