Inventor · disambiguated record

Howard A. Zimmerman

Also filed as: ZIMMERMAN HOWARD A

2 granted patents·36 citations·filing 1981–1992

60Inventor score

Technology areasE02F Y10S

Files withCASE CO J I1 CASE CORP1

Top patents by PatentIndex Score

2 records

0163US5212896AControl system for a walk behind trencher machineCASE CORP·Filed 1992·Granted May 25, 1993·32 cites·21 claims
0230US4377914AVertical lift and blade control mechanism for cable plowsCASE CO J I·Filed 1981·Granted Mar 29, 1983·4 cites·2 claims

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