Inventor · disambiguated record
Richard L. Bruke
Also filed as: BRUKE RICHARD · BRUKE RICHARD L · BRUKE RICHARD LEROY
20 granted patents·494 citations·filing 1974–1998
96Inventor score
Top patents by PatentIndex Score
20 records- 0197US4779528AFloating shaftless helix screw pressSPIRAC ENGINEERING AB·Filed 1986·Granted Oct 25, 1988·74 cites·19 claims
- 0285US5092453AHelical conveyorSPIRAC ENGINEERING AB·Filed 1990·Granted Mar 3, 1992·44 cites·12 claims
- 0384USD251546SPackaging containerAB PLATMANUFAKTUR·Filed 1976·Granted Apr 10, 1979·18 cites·1 claims
- 0483USD245580SPackaging containerAB PLATMANUFAKTUR·Filed 1974·Granted Aug 30, 1977·18 cites·1 claims
- 0582USD326944SSection of a shaftless spiral conveyorSPIRAC ENG AB·Filed 1989·Granted Jun 9, 1992·21 cites·1 claims
- 0679USD323414SSection of a shaftless spiral conveyorSPIRAC ENG AB·Filed 1989·Granted Jan 21, 1992·19 cites·1 claims
- 0779US5000307ATransportation deviceSPIRAC ENGINEERING AB·Filed 1989·Granted Mar 19, 1991·30 cites·22 claims
- 0879US3944127ADispensing carton having a bag-like linerPLATMANUFAKTUR AB·Filed 1974·Granted Mar 16, 1976·43 cites·9 claims
- 0978US5562029AConveying and compacting apparatus having a shaftless spiral in a casing with drainage openingsSPIRAC ENGINEERING AB·Filed 1994·Granted Oct 8, 1996·22 cites·18 claims
- 1078US5368153ATransportation device having a driven shaftless spiral freely fitted in a casing and resting thereonSPIRAC ENGINEERING AB·Filed 1992·Granted Nov 29, 1994·33 cites·15 claims
- 1175US5337658AConveying and compacting apparatus having a shaftless spiral in a casing with drainage openingsSPIRAC ENGINEERING AB·Filed 1993·Granted Aug 16, 1994·20 cites·20 claims
- 1269US6357577B1Conveyor arrangements with multiple shaftless screwsSPIRAC ENGINEERING AB·Filed 1998·Granted Mar 19, 2002·25 cites·10 claims
- 1364US4961864ASeparating deviceSPIRAC ENGINEERING AB·Filed 1989·Granted Oct 9, 1990·24 cites·21 claims
- 1463US6096201AApparatus for separationSPIRENDUS AB·Filed 1997·Granted Aug 1, 2000·32 cites·14 claims
- 1561US5676827AApparatus for discharge of sediment from a tankSPIRAC ENGINEERING AB·Filed 1994·Granted Oct 14, 1997·20 cites·15 claims
- 1653US5910243ADisplacement deviceSPIRAC ENGINEERING AB·Filed 1997·Granted Jun 8, 1999·17 cites·19 claims
- 1750US5421251AApparatus for compacting materialSPIRAC ENGINEERING AB·Filed 1994·Granted Jun 6, 1995·9 cites·35 claims
- 1846US6187180B1Apparatus for screeningSPIRAC ENGINEERING AB·Filed 1997·Granted Feb 13, 2001·17 cites·10 claims
- 1939US4922768ADriving deviceSPIRAC ENGINEERING AB·Filed 1989·Granted May 8, 1990·6 cites·11 claims
- 2030US4984477ADriving deviceSPIRAC ENGINEERING AB·Filed 1989·Granted Jan 15, 1991·2 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →