Inventor · disambiguated record
James D. Johnston
Also filed as: JOHNSTON JAMES D · JOHNSTON JAMES DENNISON
5 granted patents·3 pending applications·45 citations·filing 1975–2014
80Inventor score
Top patents by PatentIndex Score
8 records- 0167US4033758AProcess for producing magnesium utilizing aluminum-silicon alloy reductantETHYL CORP·Filed 1975·Granted Jul 5, 1977·12 cites·16 claims
- 0266US4066445AProcess for producing magnesium utilizing aluminum metal reductantETHYL CORP·Filed 1977·Granted Jan 3, 1978·10 cites·19 claims
- 0364US4033759AProcess for producing magnesium utilizing aluminum metal reductantETHYL CORP·Filed 1975·Granted Jul 5, 1977·11 cites·18 claims
- 0458US2016324188A1Systems and methods for estimating feed efficiency and carbon footprint for meat producing animalALLTECH INC·Filed 2014·Application pending·0 cites
- 0553US4136113AProcess for preparation of organic acid halideETHYL CORP·Filed 1977·Granted Jan 23, 1979·4 cites·21 claims
- 0652US2016324126A1Systems and methods for estimating feed efficiency and carbon footprint for milk producing animalALLTECH INC·Filed 2014·Application pending·0 cites
- 0747US2011200705A1Ruminant dietary supplement compositions and methods of manufacturing and using the sameALLTECH INC·Filed 2011·Application pending·0 cites
- 0840US3953200ANickel extraction processETHYL CORP·Filed 1975·Granted Apr 27, 1976·8 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when James D. 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 →