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Rudolf Schaeffer

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Patents Grantslast 30 patents

  • Information Patent Grant

    Free piston engine
    • Patent number 6,931,845
    • Issue date Aug 23, 2005
    • Bosch Rexroth AG
    • Rudolf Schaeffer
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydraulic transformer
    • Patent number 6,887,045
    • Issue date May 3, 2005
    • Bosch Rexroth AG
    • Rudolf Schaeffer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Generic free-piston engine with transformer valve assembly for redu...
    • Patent number 6,863,507
    • Issue date Mar 8, 2005
    • Mannesmann Rexroth AG
    • Rudolf Schaeffer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    HYBRID DRIVE
    • Publication number 20090107744
    • Publication date Apr 30, 2009
    • Heino Foersterling
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Axial Piston Machine
    • Publication number 20080159879
    • Publication date Jul 3, 2008
    • Bosch Rexroth AG
    • Joerg Dantlgraber
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Free piston engine
    • Publication number 20040065277
    • Publication date Apr 8, 2004
    • Rudolf Schaeffer
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Hydraulic transformer
    • Publication number 20030113212
    • Publication date Jun 19, 2003
    • Rudolf Schaeffer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...