Patents by Inventor Michael J. Goldstein

Michael J. Goldstein 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).

  • Phonograph cartridge alignment
    Patent number: 4368527
    Abstract: The disclosure describes a template and method for using it to properly position and align a cartridge on a tone arm. The template has a hole that fits over a spindle and allows the template to be placed on a turntable. An index line is then aligned between the spindle and the pivotal axis of the tone arm. A point marked on the template is then properly positioned to set the proper tone arm overhang, and a mirror surface helps to properly align the cartridge.
    Type: Grant
    Filed: November 23, 1979
    Date of Patent: January 11, 1983
    Inventor: Michael J. Goldstein