Inventor · disambiguated record
John Gray
Also filed as: GRAY JOHN · GRAY JOHN M · GRAY JOHN MALCOLM
7 granted patents·4 pending applications·86 citations·filing 1979–2024
82Inventor score
Files withADVANCED FLOW ENG INC5GRAY JOHN MALCOLM2AMERICAN CAST IRON PIPE CO1DELEWARE CAPITAL FORMATION INC1LAIDLAW DREW & CO LTD1
Top patents by PatentIndex Score
11 records- 0179USD1034410STow hookADVANCED FLOW ENG INC·Filed 2022·Granted Jul 9, 2024·6 cites·1 claims
- 0277US5993570ALinepipe and structural steel produced by high speed continuous castingAMERICAN CAST IRON PIPE CO·Filed 1997·Granted Nov 30, 1999·61 cites·23 claims
- 0373US8371341B2Magnetically actuated vapor recovery valveDELEWARE CAPITAL FORMATION INC·Filed 2009·Granted Feb 12, 2013·8 cites·24 claims
- 0471US2024308293A1Sway bar bushing bracket with tow hookADVANCED FLOW ENG INC·Filed 2024·Application pending·0 cites
- 0567US12023979B2Sway bar bushing bracket with tow hookADVANCED FLOW ENG INC·Filed 2022·Granted Jul 2, 2024·0 cites·13 claims
- 0666US12497913B2Tunable exhaust systemADVANCED FLOW ENG INC·Filed 2021·Granted Dec 16, 2025·0 cites·20 claims
- 0758US2025026272A1Vehicle Rock Step Assembly and MethodADVANCED FLOW ENG INC·Filed 2024·Application pending·0 cites
- 0847US10006340B2SuperchargerGRAY JOHN MALCOLM·Filed 2014·Granted Jun 26, 2018·0 cites·14 claims
- 0946US4358266AFluid fuel burner with automatic fuel shut-off valveLAIDLAW DREW & CO LTD·Filed 1979·Granted Nov 9, 1982·11 cites·6 claims
- 1043US2023202442A1Combination hydraulic master cylinderGRAY JOHN MALCOLM·Filed 2021·Application pending·0 cites
- 1137US2005076951A1Pressure actuated valveFiled 2004·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John Gray files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →