Inventor · disambiguated record

Alvin A. Liebel

Also filed as: LIEBEL ALVIN A

2 granted patents·17 citations·filing 2008–2009

57Inventor score

Technology areasE02F G05B

Files withCLARK EQUIPMENT CO1 MINDEMAN SPENCER L1

Top patents by PatentIndex Score

2 records

0173US8392075B2Carrier and backhoe control system and methodMINDEMAN SPENCER L·Filed 2009·Granted Mar 5, 2013·14 cites·20 claims
0253US8037680B2Hydraulic control system for a swiveling construction machineCLARK EQUIPMENT CO·Filed 2008·Granted Oct 18, 2011·3 cites·20 claims

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Alvin A. Liebel — Patent Inventor | PatentIndex