Inventor · disambiguated record
David M. Wert
Also filed as: WERT DAVID · WERT DAVID M
4 granted patents·225 citations·filing 1993–2019
78Inventor score
Top patents by PatentIndex Score
4 records- 0191US5452490ABrushroll with dual row of bristlesROYAL APPLIANCE MFG·Filed 1995·Granted Sep 26, 1995·159 cites·20 claims
- 0272US5551120AConversion assembly for vacuum cleanersROYAL APPLIANCE MFG·Filed 1995·Granted Sep 3, 1996·44 cites·26 claims
- 0352US11534701B2Fluid degassing control systemIDEX HEALTH & SCIENCE LLC·Filed 2019·Granted Dec 27, 2022·0 cites·11 claims
- 0452US5421058AHand-held vacuum cleanerROYAL APPLIANCE MFG·Filed 1993·Granted Jun 6, 1995·22 cites·4 claims
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