Inventor · disambiguated record
David Hamm
Also filed as: HAMM DAVID · HAMM JR DAVID H · HAMM JR DAVID HENRY
5 granted patents·1 pending application·92 citations·filing 2000–2019
80Inventor score
Top patents by PatentIndex Score
6 records- 0187US6557220B1Security clutch with self-centering springBALLOU & CO B A·Filed 2002·Granted May 6, 2003·51 cites·17 claims
- 0277US6317941B1Security clutchBALLOU & CO B A·Filed 2000·Granted Nov 20, 2001·25 cites·5 claims
- 0372US6389662B1Security clutch with unitary trigger and springBALLOU & CO B A·Filed 2000·Granted May 21, 2002·13 cites·9 claims
- 0443US10946965B2Gap accessary device for elevated roller railsHAMM DAVID·Filed 2019·Granted Mar 16, 2021·1 cites·1 claims
- 0540US2009083952A1Hinged clipBALLOU & CO B A·Filed 2008·Application pending·0 cites
- 0631USD488087SSecurity clutch with bent triggersBALLOU & CO B A·Filed 2002·Granted Apr 6, 2004·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →