Inventor · disambiguated record

John H. Holtvoigt

Also filed as: HOLTVOIGT JOHN H

3 granted patents·16 citations·filing 19771979

61Inventor score
Technology areasG09B
Files withTHE DOLLY TOY COMPANY2DOLLY TOY CO1

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3 records

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