Inventor · disambiguated record
Donald G. Coutts
Also filed as: COUTTS DONALD G
3 granted patents·20 citations·filing 1983–1984
67Inventor score
Technology areasF23J
Files withSPEEDY AUTOMATIC CHIMNEY SWEEP3
Top patents by PatentIndex Score
3 records- 0137US4505000AChimney cleaning apparatusSPEEDY AUTOMATIC CHIMNEY SWEEP·Filed 1984·Granted Mar 19, 1985·8 cites·9 claims
- 0232US4512055AChimney cleaning apparatus with motor driveSPEEDY AUTOMATIC CHIMNEY SWEEP·Filed 1983·Granted Apr 23, 1985·6 cites·8 claims
- 0332US4483038AMotorized chimney cleaning apparatusSPEEDY AUTOMATIC CHIMNEY SWEEP·Filed 1983·Granted Nov 20, 1984·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →