Inventor · disambiguated record
Robert Ducharme
Also filed as: DUCHARME ROBERT · DUCHARME ROBERT R
7 granted patents·1 pending application·293 citations·filing 1990–2007
88Inventor score
Top patents by PatentIndex Score
8 records- 0187US6514889B1Sound and thermal insulating non-woven synthetic sheet materialSOLENO TEXTILES TECH INC·Filed 2000·Granted Feb 4, 2003·50 cites·7 claims
- 0286US6264389B1Convertible writing instrumentFiled 2000·Granted Jul 24, 2001·28 cites·15 claims
- 0384US7743572B2Anti-vibration sound insulator for suspended ceilingSOPREMA INC·Filed 2005·Granted Jun 29, 2010·21 cites·9 claims
- 0484US6213252B1Sound absorbing substrateROYAL MAT INTERNAT INC·Filed 1996·Granted Apr 10, 2001·91 cites·14 claims
- 0578US5125475AAcoustic construction panelMATERIAUX CASCADES INC·Filed 1990·Granted Jun 30, 1992·83 cites·9 claims
- 0663US6243889B1Thermo-acoustic insulation system for sanitary deviceMAAX INC·Filed 2000·Granted Jun 12, 2001·18 cites·19 claims
- 0752US2010062241A1Thermo-acoustic radiant membraneSOPREMA INC·Filed 2007·Application pending·0 cites
- 0846US7467688B2Multi-composite acoustic panelROYAL MAT INC·Filed 2004·Granted Dec 23, 2008·2 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →