Inventor · disambiguated record
David D. Hayes
Also filed as: HAYES DAVID · HAYES DAVID D
24 granted patents·3 pending applications·642 citations·filing 1996–2013
97Inventor score
Top patents by PatentIndex Score
27 records- 0196US8991657B2Foam soap dispenser with stationary dispensing tubeCIAVARELLA NICK E·Filed 2013·Granted Mar 31, 2015·21 cites·20 claims
- 0296US8485395B2Dispenser lockout mechanismCIAVARELLA NICK E·Filed 2011·Granted Jul 16, 2013·30 cites·17 claims
- 0395US8844769B2Dispenser housing with locking mechanismGOJO IND INC·Filed 2013·Granted Sep 30, 2014·19 cites·3 claims
- 0495US8087545B2Counter mounted dispensing systemCIAVARELLA NICK E·Filed 2010·Granted Jan 3, 2012·22 cites·1 claims
- 0595US5944227ADispenser for multiple cartridgesGOJO IND INC·Filed 1998·Granted Aug 31, 1999·123 cites·9 claims
- 0694US8544698B2Foam soap dispenser with stationary dispensing tubeCIAVARELLA NICK E·Filed 2007·Granted Oct 1, 2013·33 cites·19 claims
- 0794US7850049B2Foam pump with improved piston structureGOJO IND INC·Filed 2008·Granted Dec 14, 2010·37 cites·6 claims
- 0892US9072412B2Pull actuated foam pumpCIAVARELLA NICK E·Filed 2012·Granted Jul 7, 2015·13 cites·19 claims
- 0992US8479951B2Pressure activated automatic source switching dispenser systemCIAVARELLA NICK E·Filed 2012·Granted Jul 9, 2013·13 cites·6 claims
- 1091US8313008B2Pull actuated foam pumpCIAVARELLA NICK E·Filed 2009·Granted Nov 20, 2012·20 cites·18 claims
- 1191US8276784B2Pressure activated automatic source switching dispenser systemCIAVARELLA NICK E·Filed 2008·Granted Oct 2, 2012·21 cites·8 claims
- 1290US8561847B2Dispenser housing with locking mechanismROSENKRANZ MARK E·Filed 2009·Granted Oct 22, 2013·20 cites·16 claims
- 1389US7086567B1Wall-mounted dispenser assembly with transparent windowCIAVARELLA NICK E·Filed 2002·Granted Aug 8, 2006·40 cites·9 claims
- 1486USD480639SSecurity collar for a container closureKANFER JOSEPH S·Filed 2002·Granted Oct 14, 2003·34 cites·1 claims
- 1585US8668116B2Pump having a flexible mechanism for engagement with a dispenserCIAVARELLA NICK E·Filed 2009·Granted Mar 11, 2014·19 cites·13 claims
- 1685US6701573B1Fast assembly hingeKANFER JOSEPH S·Filed 2002·Granted Mar 9, 2004·37 cites·2 claims
- 1784US8590751B2Utility panel for a dispenserCIAVARELLA NICK·Filed 2011·Granted Nov 26, 2013·8 cites·21 claims
- 1879USD616684SDispenser housingGOJO IND INC·Filed 2009·Granted Jun 1, 2010·24 cites·1 claims
- 1978US7066357B2Wall-mounted dispenser assembly with transparent windowCIAVARELLA NICK E·Filed 2004·Granted Jun 27, 2006·20 cites·11 claims
- 2078US5875555ACrayon sharpener assemblyLITTLE TIKES CO·Filed 1996·Granted Mar 2, 1999·37 cites·16 claims
- 2175USD653482SDispenser housingCIAVARELLA NICK E·Filed 2011·Granted Feb 7, 2012·20 cites·1 claims
- 2268US8235689B2Piston pump with rotating pump actuatorCIAVARELLA NICK E·Filed 2008·Granted Aug 7, 2012·4 cites·10 claims
- 2365US5802948AMethod for sharpening crayonsLITTLE TIKES CO·Filed 1997·Granted Sep 8, 1998·21 cites·7 claims
- 2462US7694583B2Gripper gage assemblyCONTROL GAGING INC·Filed 2006·Granted Apr 13, 2010·6 cites·26 claims
- 2555US2013299518A1Foam dispensers and refill units for foam dispensersMCNULTY JOHN J·Filed 2013·Application pending·0 cites
- 2651US2009184134A1Foam dispenser with liquid tube pump refill unitCIAVARELLA NICK E·Filed 2008·Application pending·0 cites
- 2734US2005000256A1Theft deterrent deviceFiled 2003·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when David D. Hayes files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →