Inventor · disambiguated record
James Northrup
Also filed as: NORTHRUP II JAMES R · NORTHRUP JAMES · NORTHRUP JAMES R
6 granted patents·6 pending applications·51 citations·filing 1990–2025
81Inventor score
Files withENVIROTECH PUMPSYSTEMS INC4MARATHON PETROLEUM CO LP3ALLIANT TECHSYSTEMS INC1ARNOLD KIM M1HONEYWELL INC1
Top patents by PatentIndex Score
12 records- 0194US11789414B2Systems and methods for holistic low carbon intensity fuel productionMARATHON PETROLEUM CO LP·Filed 2022·Granted Oct 17, 2023·11 cites·30 claims
- 0287US7784489B2Check valve for a self-priming pumpENVIROTECH PUMPSYSTEMS INC·Filed 2006·Granted Aug 31, 2010·20 cites·7 claims
- 0378US2025383637A1Systems and methods for holistic low carbon intensity fuel productionMARATHON PETROLEUM CO LP·Filed 2025·Application pending·0 cites
- 0473US12393167B2Systems and methods for holistic low carbon intensity fuel productionMARATHON PETROLEUM CO LP·Filed 2023·Granted Aug 19, 2025·0 cites·20 claims
- 0548US5048422AMain propellant ignition liner for cased telescoped ammunitionHONEYWELL INC·Filed 1990·Granted Sep 17, 1991·13 cites·12 claims
- 0646US2010313972A1Check Valve For A Self-Priming PumpENVIROTECH PUMPSYSTEMS INC·Filed 2010·Application pending·0 cites
- 0745US2007071619A1Fill port for a self-priming centrifugal pump, with safety deviceENVIROTECH PUMPSYSTEMS INC·Filed 2006·Application pending·0 cites
- 0843US7988408B2Two-piece bearing housing for a centrifugal pumpENVIROTECH PUMPSYSTEMS INC·Filed 2008·Granted Aug 2, 2011·0 cites·2 claims
- 0941US2012014783A1Apparatus For Non-Clogging PumpsSHAW JAMES G·Filed 2011·Application pending·0 cites
- 1038US2009232639A1Wear plate for a centrifugal pumpARNOLD KIM M·Filed 2008·Application pending·0 cites
- 1137US2011280714A1Two-Piece Bearing Housing For A Centrifugal PumpNORTHRUP JAMES·Filed 2011·Application pending·0 cites
- 1236US5147978AMain propellant ignition liner for cased telescoped ammunitionALLIANT TECHSYSTEMS INC·Filed 1991·Granted Sep 15, 1992·7 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →