Inventor · disambiguated record
Kirk D. Hoffman
Also filed as: HOFFMAN KIRK · HOFFMAN KIRK D
5 granted patents·1 pending application·125 citations·filing 1990–2015
83Inventor score
Top patents by PatentIndex Score
6 records- 0173US5823315ACoin detector and identifier apparatus and methodCOIN MECHANISMS INC·Filed 1996·Granted Oct 20, 1998·54 cites·2 claims
- 0251US5076413AMultiple bill escrow and storage apparatusGEN SIGNAL CORP·Filed 1990·Granted Dec 31, 1991·25 cites·9 claims
- 0350US5089694ACard reader device having automatic means for clamping the card to be read and for automatically ejecting the card at the end of the card reading and writing operationsGEN SIGNAL CORP·Filed 1990·Granted Feb 18, 1992·18 cites·7 claims
- 0440US6098777AMethod and apparatus for discriminating different coins in free fallCOIN MECHANISMS INC·Filed 1998·Granted Aug 8, 2000·20 cites·23 claims
- 0532US5568855ACoin detector and identifier apparatus and methodCOIN MECHANISMS INC·Filed 1995·Granted Oct 29, 1996·8 cites·20 claims
- 0630US2016019726A1Fare collecting apparatus and method having wireless communication abilitySPX CORP·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →