Inventor · disambiguated record
John Welch
Also filed as: WELCH JOHN · WELCH JOHN PATRICK
4 granted patents·39 citations·filing 1992–2021
69Inventor score
Top patents by PatentIndex Score
4 records- 0169US5683235AHead port sealing gasket for a compressorDRESSER RAND CO·Filed 1995·Granted Nov 4, 1997·34 cites·18 claims
- 0267US11779898B2Photocatalytic reactor systemSYZYGY PLASMONICS INC·Filed 2021·Granted Oct 10, 2023·0 cites·20 claims
- 0327US10942211B2Electrical equipment diagnostic systemsBOWTIE ENG·Filed 2018·Granted Mar 9, 2021·0 cites·16 claims
- 0426US5304068AGround fault interruptor electrical connector for twist-lock plugWELCH WILLIAM C·Filed 1992·Granted Apr 19, 1994·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →