Inventor · disambiguated record
Barry L. Ziegenfus
Also filed as: ZIEGENFUS BARRY L
9 granted patents·180 citations·filing 1976–1988
88Inventor score
Top patents by PatentIndex Score
9 records- 0196US4132174ADriverless vehicle shuttleSI HANDLING SYSTEMS·Filed 1976·Granted Jan 2, 1979·120 cites·2 claims
- 0270US4428300AVehicle precision stop assemblySI HANDLING SYSTEMS·Filed 1981·Granted Jan 31, 1984·20 cites·14 claims
- 0346US4593623AReversible, accumulating longitudinal drive tube carrierHEICO INC·Filed 1984·Granted Jun 10, 1986·9 cites·20 claims
- 0443US4648325ALinear drive unitHEICO INC·Filed 1985·Granted Mar 10, 1987·10 cites·23 claims
- 0541US4338864AAssembly line driverless vehicleSI HANDLING SYSTEMS·Filed 1980·Granted Jul 13, 1982·7 cites·9 claims
- 0635US4077327ATurntable with a vehicle rotary drive shaft and external transmission meansSI HANDLING SYSTEMS·Filed 1976·Granted Mar 7, 1978·5 cites·11 claims
- 0733US4922831ALightweight car-on-track systemHEICO INC·Filed 1988·Granted May 8, 1990·4 cites·3 claims
- 0832US4429636AVehicle turntableSI HANDLING SYSTEMS·Filed 1981·Granted Feb 7, 1984·3 cites·15 claims
- 0929US5001987ALightweight car-on-track systemHEICO INC·Filed 1988·Granted Mar 26, 1991·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →