Inventor · disambiguated record
John R. Welch
Also filed as: WELCH JOHN R · WELCH JOHN ROLLAND
7 granted patents·161 citations·filing 1980–2015
86Inventor score
Files withLUCENT TECHNOLOGIES INC2THRESHOLD TECH2US NAVY1US OF THE AMERICA AS REPRESENT1WELCH JOHN R1
Top patents by PatentIndex Score
7 records- 0176US7141150B1Method and test chamber for accelerated aging of materials and bonds subject to corrosion related degradationUS NAVY·Filed 2004·Granted Nov 28, 2006·18 cites·14 claims
- 0276US4336421AApparatus and method for recognizing spoken wordsTHRESHOLD TECH·Filed 1980·Granted Jun 22, 1982·57 cites·38 claims
- 0374US9410341B1Canopy and table frame assemblyWELCH JOHN R·Filed 2015·Granted Aug 9, 2016·5 cites·8 claims
- 0471US4319085ASpeech recognition apparatus and methodTHRESHOLD TECH·Filed 1980·Granted Mar 9, 1982·42 cites·24 claims
- 0547US6512800B1Method and system for correcting phase and amplitude imbalances of a quadrature modulated RF signalLUCENT TECHNOLOGIES INC·Filed 1999·Granted Jan 28, 2003·22 cites·4 claims
- 0643US6434204B1Method and system for DC offset correction of a quadrature modulated RF signalLUCENT TECHNOLOGIES INC·Filed 1999·Granted Aug 13, 2002·17 cites·4 claims
- 0732US7408841B1System and method for calculating the directivity index of a passive acoustic arrayUS OF THE AMERICA AS REPRESENT·Filed 2007·Granted Aug 5, 2008·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →