Inventor · disambiguated record
David John Longman
Also filed as: LONGMAN DAVID · LONGMAN DAVID JOHN
3 granted patents·3 pending applications·119 citations·filing 1996–2014
75Inventor score
Top patents by PatentIndex Score
6 records- 0195US7201136B2Direct injection of fuels in internal combustion enginesORBITAL ENG PTY·Filed 2002·Granted Apr 10, 2007·76 cites·55 claims
- 0268US5979786AFuel injection apparatusORBITAL ENG PTY·Filed 1996·Granted Nov 9, 1999·31 cites·14 claims
- 0363US7137571B2Fuel injector nozzlesORBITAL ENG PTY·Filed 2001·Granted Nov 21, 2006·12 cites·42 claims
- 0439US2010026554A1Active protection method and systemELTA SYSTEMS LTD·Filed 2007·Application pending·0 cites
- 0531US2012330572A1Cyclic Cranked System Method and Related DevicesLONGMAN DAVID JOHN·Filed 2010·Application pending·0 cites
- 0625US2016003696A1Crank Arm Electronics PackagingBREAKAWAY INNOVATIONS PTY LTD·Filed 2014·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →