Inventor · disambiguated record
Rex A. Johns
Also filed as: JOHNS REX · JOHNS REX A
4 granted patents·1 pending application·4 citations·filing 2015–2021
62Inventor score
Top patents by PatentIndex Score
5 records- 0185US10973203B1Ammonia abatement for animal litterCHEMTRADE CHEMICALS US LLC·Filed 2020·Granted Apr 13, 2021·3 cites·20 claims
- 0260US11793156B2Ammonia abatement for animal litterCHEMTRADE CHEMICALS US LLC·Filed 2021·Granted Oct 24, 2023·0 cites·5 claims
- 0354US9839713B2Dry acid composition and uses thereofCHEMTRADE LOGISTICS INC·Filed 2015·Granted Dec 12, 2017·1 cites·49 claims
- 0441US2021243994A1Ammonia abatement for animal litterCHEMTRADE CHEMICALS US LLC·Filed 2020·Application pending·0 cites
- 0538US10667520B2Acid compositions and uses thereofChemtrade Solutions LLC·Filed 2017·Granted Jun 2, 2020·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →