Inventor · disambiguated record
Joel S. Duga
Also filed as: DUGA JOEL S
4 granted patents·2 pending applications·70 citations·filing 2000–2014
77Inventor score
Top patents by PatentIndex Score
6 records- 0182US7922467B2System for protecting bearings and seals of a refrigerant compressorTRANE INT INC·Filed 2007·Granted Apr 12, 2011·11 cites·30 claims
- 0279US6679076B1Centrifugal chiller with high voltage unit-mounted startersAMERICAN STANDARD INT INC·Filed 2003·Granted Jan 20, 2004·33 cites·20 claims
- 0373US6244058B1Tube and shell evaporator operable at near freezingAMERICAN STANDARD INT INC·Filed 2000·Granted Jun 12, 2001·24 cites·23 claims
- 0463US9634538B2Terminal assembly for refrigeration compressorTRANE INT INC·Filed 2014·Granted Apr 25, 2017·2 cites·14 claims
- 0551US2011179644A1System for protecting bearings and seals of refrigerant compressorTRANE INT INC·Filed 2011·Application pending·0 cites
- 0635US2007201995A1Bearing protection for inverter-driven motorAMERICAN STANDARD INT INC·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →