Inventor · disambiguated record
John Michael Engstrom
Also filed as: ENGSTROM JOHN M · ENGSTROM JOHN MICHAEL
1 granted patent·3 pending applications·19 citations·filing 1988–2012
39Inventor score
Top patents by PatentIndex Score
4 records- 0140US4861043APressure/compression concrete joint sealBECHTEL INVESTMENTS INC·Filed 1988·Granted Aug 29, 1989·19 cites·13 claims
- 0231US2012141351A1Controlling the emission of volatile organic compounds from equipment for reclaiming oilsDENZER STEPHANIE ANN·Filed 2010·Application pending·0 cites
- 0327US2013174497A1System and method for transformer repairBROWN JOHNATHAN CHRISTOPHER·Filed 2012·Application pending·0 cites
- 0423US2013176046A1Mobile transformer testing systemBROWN JOHNATHAN CHRISTOPHER·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →