Inventor · disambiguated record
David N. Clum
Also filed as: CLUM DAVID N
3 granted patents·72 citations·filing 1975–1994
74Inventor score
Top patents by PatentIndex Score
3 records- 0160US5389266AMethod of removing zebra mussels from waterways and wetted surfacesDIXSTAR INC·Filed 1994·Granted Feb 14, 1995·31 cites·10 claims
- 0257US5294351AMethod for controlling zebra mussels in power and water plantsFIRST THERMAL SYSTEMS INC·Filed 1993·Granted Mar 15, 1994·24 cites·13 claims
- 0353US4034717AMulti-section heat exchanger meansHEATER TECHNOLOGY INC·Filed 1975·Granted Jul 12, 1977·17 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →