Inventor · disambiguated record

Randal L. Keefer

Also filed as: KEEFER RANDAL L

1 granted patent·8 citations·filing 1995–1995

29Inventor score
Technology areasE21C
Files withBRYDET DEV CORP1

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1 record

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