Inventor · disambiguated record
Robert Stewart
Also filed as: STEWART ROBERT · STEWART ROBERT G · STEWART ROBERT GAIL · STEWART ROBERT W
7 granted patents·2 pending applications·223 citations·filing 1978–2016
87Inventor score
Files withSTEWART ROBERT GAIL3BRUSH FUSES INC1IND SCIENT CORP1PTX PERFORMANCE PRODUCTS INC1STEWART ROBERT1
Top patents by PatentIndex Score
9 records- 0189US6997347B2Apparatus and method for generating calibration gasIND SCIENT CORP·Filed 2003·Granted Feb 14, 2006·47 cites·24 claims
- 0285US6179054B1Down hole gas separatorFiled 1998·Granted Jan 30, 2001·124 cites·7 claims
- 0376US8215452B2Extendable ladder for trailer, motor home, or other vehicleSTEWART ROBERT GAIL·Filed 2007·Granted Jul 10, 2012·12 cites·18 claims
- 0474US8607930B2Extendable ladder for boat trailer or other trailer to access an elevated surfaceSTEWART ROBERT GAIL·Filed 2010·Granted Dec 17, 2013·7 cites·6 claims
- 0567US4232467ASign support stakeSTEWART ROBERT·Filed 1978·Granted Nov 11, 1980·23 cites·2 claims
- 0649USD819153SSwim vestPTX PERFORMANCE PRODUCTS INC·Filed 2016·Granted May 29, 2018·8 cites·1 claims
- 0746US2014231172A1Extendable ladder for boat trailer or other trailer to access an elevated surfaceSTEWART ROBERT GAIL·Filed 2013·Application pending·0 cites
- 0835US2003155193A1Non-metallic brake plateFiled 2002·Application pending·0 cites
- 0921US4841356AFuses and their manufactureBRUSH FUSES INC·Filed 1988·Granted Jun 20, 1989·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →