Inventor · disambiguated record

Charles Henry Duck, Jr.

Also filed as: DUCK JR CHARLES HENRY

1 granted patent·0 citations·filing 2011–2011

7Inventor score
Technology areasE21B
Files withDUCK JR CHARLES HENRY1

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1 record

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