Inventor · disambiguated record
Stephen J. Hayes
Also filed as: HAYES STEPHEN J
6 granted patents·188 citations·filing 1991–2001
86Inventor score
Files withPROTEL INC6
Top patents by PatentIndex Score
6 records- 0181US5351798ACoin discrimination apparatus and methodPROTEL INC·Filed 1993·Granted Oct 4, 1994·67 cites·26 claims
- 0268US6850607B2Intelligent vending system and methodPROTEL INC·Filed 2001·Granted Feb 1, 2005·10 cites·24 claims
- 0367US6301344B1Intelligent public telephone system and methodPROTEL INC·Filed 1998·Granted Oct 9, 2001·46 cites·22 claims
- 0463US5191957ACoin discrimination methodPROTEL INC·Filed 1991·Granted Mar 9, 1993·30 cites·11 claims
- 0553US5568854ACoin discrimination methodPROTEL INC·Filed 1994·Granted Oct 29, 1996·19 cites·4 claims
- 0652US5687830AItem discrimination apparatus and methodPROTEL INC·Filed 1996·Granted Nov 18, 1997·16 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →