Patents by Inventor Ludwig Littmann

Ludwig Littmann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Motor-driven can opener
    Patent number: 4995164
    Abstract: The invention is directed to a can opener (1) having in its casing (2) a drive unit which is comprised of an electric motor (32) secured to a mounting plate (41), a gear train (33) and an output shaft (42) driving the drive wheel (17). The longitudinal axis (8) of the casing (2) along which the electric motor (32), the gear train (33) and the output shaft (42) are arranged forms with the direction determined by the input shaft (70) of the electric motor (32), the shafts (61, 62, 63) of the gear train (33) and the output shaft (42) of the drive wheel (17) an angle (a) which is smaller than 90.degree..
    Type: Grant
    Filed: October 26, 1989
    Date of Patent: February 26, 1991
    Assignee: Braun Aktiengesellschaft
    Inventors: Georg Borger, Hartwig Kahlcke, Ludwig Littmann
  • Can opener
    Patent number: D308468
    Type: Grant
    Filed: November 21, 1988
    Date of Patent: June 12, 1990
    Assignee: Braun Aktiengesellschaft
    Inventors: Ludwig Littmann, Hartwig Kahlcke
  • Iron
    Patent number: D314266
    Type: Grant
    Filed: June 28, 1988
    Date of Patent: January 29, 1991
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Iron
    Patent number: D314458
    Type: Grant
    Filed: June 28, 1988
    Date of Patent: February 5, 1991
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Flatiron
    Patent number: D314459
    Type: Grant
    Filed: December 19, 1989
    Date of Patent: February 5, 1991
    Assignee: Braun AG
    Inventor: Ludwig Littmann
  • Head-held mixer
    Patent number: D321811
    Type: Grant
    Filed: October 26, 1988
    Date of Patent: November 26, 1991
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Hand-held chopper
    Patent number: D322008
    Type: Grant
    Filed: October 26, 1988
    Date of Patent: December 3, 1991
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Espresso machine
    Patent number: D331522
    Type: Grant
    Filed: December 21, 1989
    Date of Patent: December 8, 1992
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Espresso machine
    Patent number: D336206
    Type: Grant
    Filed: November 1, 1990
    Date of Patent: June 8, 1993
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Motor housing for food processors
    Patent number: D337918
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: August 3, 1993
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Food processor
    Patent number: D338803
    Type: Grant
    Filed: October 15, 1991
    Date of Patent: August 31, 1993
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Beverage container
    Patent number: D346525
    Type: Grant
    Filed: July 22, 1992
    Date of Patent: May 3, 1994
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Espressomachine
    Patent number: D350871
    Type: Grant
    Filed: January 22, 1993
    Date of Patent: September 27, 1994
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann
  • Coffee grinder
    Patent number: D353075
    Type: Grant
    Filed: June 16, 1993
    Date of Patent: December 6, 1994
    Assignee: Braun Aktiengesellschaft
    Inventors: Ludwig Littmann, Jurgen Greubel
  • Hand held electric mixer
    Patent number: D361241
    Type: Grant
    Filed: February 14, 1994
    Date of Patent: August 15, 1995
    Assignee: Braun Aktiengesellschaft
    Inventor: Ludwig Littmann