Inventor · disambiguated record
John R. Prewer
Also filed as: PREWER JOHN · PREWER JOHN R · PREWER JOHN RUSSELL
6 granted patents·4 pending applications·185 citations·filing 1975–2018
86Inventor score
Top patents by PatentIndex Score
10 records- 0188US4291499APropagation of plantsPREWER JOHN R·Filed 1979·Granted Sep 29, 1981·53 cites·21 claims
- 0285US4986040AModular elevator shaftINVENTIO AG·Filed 1989·Granted Jan 22, 1991·37 cites·20 claims
- 0375US5012621ALift shaft apparatusINVENTIO AG·Filed 1989·Granted May 7, 1991·30 cites·15 claims
- 0473US4028855APartition wall jointsPALLISADE DOMAIN LIMITED·Filed 1975·Granted Jun 14, 1977·42 cites·4 claims
- 0560US4986041APrefabricated elevator shaft modulesINVENTIO AG·Filed 1989·Granted Jan 22, 1991·15 cites·13 claims
- 0642US2021185951A1Fog generator for aeroponicsAIRPONIX LTD·Filed 2017·Application pending·0 cites
- 0738US2003168225A1Apparatus and method for suppressing firesFiled 2001·Application pending·0 cites
- 0837US2019041076A1Humidity ControllerAIRPONIX LTD·Filed 2018·Application pending·0 cites
- 0935US4033078AHousing systems and structuresPREWER JOHN R·Filed 1975·Granted Jul 5, 1977·8 cites·21 claims
- 1033US2021185925A1Aeroponics systemAIRPONIX LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →