Inventor · disambiguated record
William G. Stewart
Also filed as: STEWART WILLIAM · STEWART WILLIAM G · STEWART WILLIAM GERALD
6 granted patents·1 pending application·69 citations·filing 1977–2015
81Inventor score
Files withNAT OILWELL VARCO LP2MCALLISTER GEORGE P1MCCULLOCH DAVID W1NAT DIAGNOSTICS INC1REFRESHMENT MACHINERY INC1
Top patents by PatentIndex Score
7 records- 0184US8544536B2Coiled tubing injector with limited slip chainsMCCULLOCH DAVID W·Filed 2010·Granted Oct 1, 2013·9 cites·15 claims
- 0282US4140049AMethod and apparatus for using a food cooker as a food smokerSTEWART WILLIAM G·Filed 1977·Granted Feb 20, 1979·40 cites·11 claims
- 0366US9458682B2Coiled tubing injector with limited slip chainsNAT OILWELL VARCO LP·Filed 2015·Granted Oct 4, 2016·1 cites·12 claims
- 0460US4313075AProgrammable electronic speed controlREFRESHMENT MACHINERY INC·Filed 1979·Granted Jan 26, 1982·15 cites·17 claims
- 0556US2009157423A1Program management process flowNAT DIAGNOSTICS INC·Filed 2008·Application pending·0 cites
- 0651US9151122B2Coiled tubing injector with limited slip chainsNAT OILWELL VARCO LP·Filed 2013·Granted Oct 6, 2015·0 cites·6 claims
- 0737USD362490SCombined barrier free tub and showerMCALLISTER GEORGE P·Filed 1994·Granted Sep 19, 1995·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →