Inventor · disambiguated record
David L. Couchot
Also filed as: COUCHOT DAVID L
6 granted patents·3 pending applications·8 citations·filing 2020–2024
73Inventor score
Files withTHE COULAN COMPANY L L C5FLUOROTEK L L C2COUCHOT DAVID L1FLUOROFUSION SPECIALTY CHEMICALS INC1
Top patents by PatentIndex Score
9 records- 0184US11655407B1Drop-in recycled refrigerant compositions having no net GWP replacing R-410ATHE COULAN COMPANY L L C·Filed 2022·Granted May 23, 2023·4 cites·20 claims
- 0283US11746271B1Drop-in recycled refrigerant compositions having no net GWPFLUOROTEK L L C·Filed 2022·Granted Sep 5, 2023·2 cites·20 claims
- 0376US11208583B1Environmentally friendly refrigerant compositions having low flammability and low GWPFLUOROTEK L L C·Filed 2021·Granted Dec 28, 2021·1 cites·20 claims
- 0475US11306236B1Environmentally friendly refrigerant compositions having low flammability and low GWPFLUOROFUSION SPECIALTY CHEMICALS INC·Filed 2021·Granted Apr 19, 2022·1 cites·20 claims
- 0574US12384949B2Drop-in recycled refrigerant compositions having low net GWP replacing R-454BTHE COULAN COMPANY L L C·Filed 2024·Granted Aug 12, 2025·0 cites·19 claims
- 0666US2024287366A1Drop-in recycled refrigerant compositions having low net gwp replacing r-454bTHE COULAN COMPANY L L C·Filed 2023·Application pending·0 cites
- 0766US2025223482A1DROP-IN RECYCLED REFRIGERANT COMPOSITIONS HAVING REDUCED NET GWP BEING A DROP-IN REPLACEMENT FOR R-134a AND R-1234yfTHE COULAN COMPANY L L C·Filed 2024·Application pending·0 cites
- 0865US2025197704A1DROP-IN RECYCLED REFRIGERANT COMPOSITIONS HAVING REDUCED NET GWP BEING A DROP-IN REPLACEMENT FOR R-134aTHE COULAN COMPANY L L C·Filed 2023·Application pending·0 cites
- 0951US11028300B1Environmentally friendly refrigerant compositionsCOUCHOT DAVID L·Filed 2020·Granted Jun 8, 2021·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →