Inventor · disambiguated record
John T. Thorngren
Also filed as: THORNGREN JOHN T
9 granted patents·350 citations·filing 1989–2020
91Inventor score
Top patents by PatentIndex Score
9 records- 0194US10856521B1Solar timer circuitTEXAND CORP·Filed 2020·Granted Dec 8, 2020·5 cites·20 claims
- 0290US4956127ADowncomer-tray assembly and methodGLITSCH·Filed 1989·Granted Sep 11, 1990·75 cites·19 claims
- 0386US5164125AMethod and apparatus for downcomer-tray operationGLITSCH·Filed 1990·Granted Nov 17, 1992·58 cites·7 claims
- 0482US5120474AValve-tray assemblyGLITSCH·Filed 1990·Granted Jun 9, 1992·59 cites·19 claims
- 0581US5277848AMethod and apparatus for downcomer tray operationGLITSCH·Filed 1992·Granted Jan 11, 1994·44 cites·9 claims
- 0673US5106556AMethod of downcoer-tray vapor ventingGLITSCH·Filed 1991·Granted Apr 21, 1992·41 cites·11 claims
- 0772US5147584AContact tray assembly and methodGLITSCH·Filed 1992·Granted Sep 15, 1992·38 cites·3 claims
- 0844US5196729ALiquid activated control switchTHORNGREN JOHN T·Filed 1990·Granted Mar 23, 1993·14 cites·39 claims
- 0941US5239203ACommon ground control switch for an irrigation systemTEXAND CORP·Filed 1991·Granted Aug 24, 1993·16 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →