Patents by Inventor Mark S. Kim

Mark S. Kim 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).

  • Two and four position target assembly
    Patent number: 4892309
    Abstract: The invention relates to a play feature for a pinball game able to assume a plurality of scoring positions. Various embodiments are disclosed, including two-position targets and four-position targets. The devices are actuated by a solenoid which cooperates with a cam to provide linear or rotary output to change the target position. The solenoids are actuated by a switch associated with the targets. The positions of the targets are sensed to provide different scoring values for each of the different positions.
    Type: Grant
    Filed: December 14, 1988
    Date of Patent: January 9, 1990
    Assignee: Williams Electronics Games, Inc.
    Inventors: Mark S. Kim, Gary L. Berge
  • Two and four position target assembly
    Patent number: 4822046
    Abstract: The invention relates to a play feature for a pinball game able to assume a plurality of scoring positions. Various embodiments are disclosed, including two-position targets and four-position targets. The devices are actuated by a solenoid which cooperates with a cam to provide linear or rotary output to change the target position. The solenoids are actuated by a switch associated with the targets. The positions of the targets are sensed to provide different scoring values for each of the different positions.
    Type: Grant
    Filed: February 25, 1987
    Date of Patent: April 18, 1989
    Assignee: Williams Electronics
    Inventors: Mark S. Kim, Gary L. Berge