Ralf SIBER

Person

  • Mainz, DE

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SILENCER

    • Publication number 20160097315
    • Publication date Apr 7, 2016
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Kai BECKER
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AIR FILTER FOR A MOTOR VEHICLE

    • Publication number 20120180442
    • Publication date Jul 19, 2012
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Ralf SIBER
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Intake tract of a combustion air of a vehicle

    • Publication number 20120085308
    • Publication date Apr 12, 2012
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Ralf SIBER
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Intake system of combustion air of a vehicle

    • Publication number 20120085307
    • Publication date Apr 12, 2012
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Ralf SIBER
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    CORRUGATED HOSE

    • Publication number 20100300569
    • Publication date Dec 2, 2010
    • GM Global Technology Operations, Inc.
    • Christian Degen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR FILTER HAVING AN AIR FILTER HOUSING, USE OF AN AIR FILTER, METH...

    • Publication number 20090133371
    • Publication date May 28, 2009
    • GM Global Technology Operations, Inc.
    • Ralf SIBER
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL