Inventor · disambiguated record
William S. Drummond
Also filed as: DRUMMOND WILLIAM S · DRUMMOND WILLIAM SETH
4 granted patents·312 citations·filing 1977–1993
81Inventor score
Top patents by PatentIndex Score
4 records- 0194US5443164APlastic container sorting system and methodSIMCO RAMIC CORP·Filed 1993·Granted Aug 22, 1995·139 cites·17 claims
- 0293US5419438AApparatus and method for sorting post-consumer articles according to PVC contentSIMCO RAMIC CORP·Filed 1993·Granted May 30, 1995·149 cites·20 claims
- 0355US5402019APhase startable clock deviceTEKTRONIX INC·Filed 1992·Granted Mar 28, 1995·15 cites·23 claims
- 0454US4096455ASurface wave termination for saw deviceTEKTRONIX INC·Filed 1977·Granted Jun 20, 1978·9 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →