Inventor · disambiguated record
Keith Douglas
Also filed as: DOUGLAS KEITH · DOUGLAS KEITH J · DOUGLAS KEITH JOHN
4 granted patents·2 pending applications·285 citations·filing 1987–2021
79Inventor score
Top patents by PatentIndex Score
6 records- 0192US9225151B2Spark plug for removing residual exhaust gas and associated combustion chamberCUMMINS IP INC·Filed 2012·Granted Dec 29, 2015·13 cites·20 claims
- 0292US4992741ACapacitive sensor and metal detector with a display for quantitatively displaying signals resulting from concealed objectsSTANLEY WORKS·Filed 1989·Granted Feb 12, 1991·127 cites·6 claims
- 0390US4853617AApparatus having capacitive sensor and metal detector for detecting objects concealed behind surfacesDOUGLAS KEITH·Filed 1987·Granted Aug 1, 1989·145 cites·8 claims
- 0450US2010065569A1ClosureECOCAP LTD·Filed 2006·Application pending·0 cites
- 0548US2022074354A1Turbogenerator method and apparatusBOWMAN POWER GROUP LTD·Filed 2019·Application pending·0 cites
- 0645US12055090B2Turbocharged engine system and a method of controlling boost pressureBOWMAN POWER GROUP LTD·Filed 2021·Granted Aug 6, 2024·0 cites·13 claims
Join the waitlist — get patent alerts
Get an alert when Keith Douglas 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 →