Inventor · disambiguated record
Lester Engelmann
Also filed as: ENGELMANN LESTER · ENGELMANN LESTER B
7 granted patents·272 citations·filing 1990–2002
88Inventor score
Top patents by PatentIndex Score
7 records- 0187US6675110B2Testing valve assembliesWATTS REGULATORYCO·Filed 2002·Granted Jan 6, 2004·48 cites·38 claims
- 0287US5669405AApparatus and method for automatically disabling pressure relief valve of backflow preventerAMES CO·Filed 1996·Granted Sep 23, 1997·68 cites·25 claims
- 0387US5085076AIntegrated water strainer, meter, and crossover check valveAMES CO·Filed 1990·Granted Feb 4, 1992·63 cites·15 claims
- 0484US5713240AMethod and apparatus for automatic remote testing of backflow preventersAMES CO·Filed 1996·Granted Feb 3, 1998·68 cites·28 claims
- 0561US6502598B2Backflow prevention assemblyWATTS INVEST COMPANY·Filed 2001·Granted Jan 7, 2003·10 cites·9 claims
- 0654US6192933B1Backflow prevention assemblyWATTS INVEST COMPANY·Filed 1999·Granted Feb 27, 2001·12 cites·7 claims
- 0750US6293013B1Backflow prevention assemblyWATTS INVEST COMPANY·Filed 2000·Granted Sep 25, 2001·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →