Inventor · disambiguated record

David L. Hardenbrook

Also filed as: HARDENBROOK DAVID L

1 granted patent·20 citations·filing 1983–1983

39Inventor score
Technology areasB66B
Files withOTIS ELEVATOR CO1

Top patents by PatentIndex Score

1 record

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