Inventor · disambiguated record

Robert Lybarger

Also filed as: LYBARGER ROBERT

2 granted patents·12 citations·filing 1986–1987

54Inventor score

Technology areasB21K B23G

Files withSAEGERTOWN MANUFACTURING CORP2

Top patents by PatentIndex Score

2 records

0138US4682381ASpike forming methodSAEGERTOWN MANUFACTURING CORP·Filed 1986·Granted Jul 28, 1987·10 cites·15 claims
0223US4824297AThread forming apparatus having tangential chasers for cutting a thread on a railroad spikeSAEGERTOWN MANUFACTURING CORP·Filed 1987·Granted Apr 25, 1989·2 cites·19 claims

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