Inventor · disambiguated record

Douglas Haag

Also filed as: HAAG DOUGLAS

1 granted patent·0 citations·filing 2022–2022

7Inventor score

Technology areasB01D

Files withTHE WILLIAMS COMPANIES INC1

Top patents by PatentIndex Score

1 record

0141US12472537B1Hydrocarbon gas emissions control device for pipeline pigging operationsTHE WILLIAMS COMPANIES INC·Filed 2022·Granted Nov 18, 2025·0 cites·16 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →