Inventor · disambiguated record
John Andrew Johnston
Also filed as: JOHNSTON JOHN A · JOHNSTON JOHN ANDREW
3 granted patents·1 pending application·30 citations·filing 1989–2022
69Inventor score
Top patents by PatentIndex Score
4 records- 0181US9618491B1Gas discriminating semiconductor sensorsATMOSPHERIC SENSORS LTD·Filed 2015·Granted Apr 11, 2017·3 cites·17 claims
- 0277US8972204B2Gas discriminating semiconductor sensorsKELLAWAY MIKE·Filed 2011·Granted Mar 3, 2015·6 cites·13 claims
- 0358US5055188AMagnetic apparatus for controlling protista in distillatesDEBUG FILTERS LTD·Filed 1989·Granted Oct 8, 1991·21 cites·6 claims
- 0444US2024175718A1Sensing systemALPHASENSE LTD·Filed 2022·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John Andrew Johnston 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 →