Inventor · disambiguated record
Dennis J. Schipper
Also filed as: SCHIPPER DENNIS J
5 granted patents·16 citations·filing 1982–1993
74Inventor score
Top patents by PatentIndex Score
5 records- 0129US5404827AGravity outletACF IND INC·Filed 1993·Granted Apr 11, 1995·6 cites·25 claims
- 0229US4437798AValve for discharge outlet and actuating means thereforeACF IND INC·Filed 1982·Granted Mar 20, 1984·3 cites·15 claims
- 0328US4455110AHigh volume railway hopper carACF IND INC·Filed 1982·Granted Jun 19, 1984·3 cites·14 claims
- 0424US5314094ACloth fluidizing membrane for hopper car outletACF IND INC·Filed 1993·Granted May 24, 1994·3 cites·15 claims
- 0518US4864963AIndicating means for valve open or closed positionSCHIPPER DENNIS J·Filed 1984·Granted Sep 12, 1989·1 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →