Inventor · disambiguated record
John Welch
Also filed as: WELCH JOHN · WELCH JOHN B
2 granted patents·160 citations·filing 1984–1984
70Inventor score
Top patents by PatentIndex Score
2 records- 0189US4492646ALiquid dishwashing detergent containing anionic surfactant, suds stabilizer and highly ethoxylated nonionic drainage promotorPROCTER & GAMBLE·Filed 1984·Granted Jan 8, 1985·112 cites·8 claims
- 0283US4586195AMicrophone range finderSIEMENS CORP RES & SUPPORT·Filed 1984·Granted Apr 29, 1986·48 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →