Patents by Inventor Kenneth Brecher

Kenneth Brecher 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).

  • Spinning top
    Patent number: 9561446
    Abstract: The present invention provides a new design for a spinning top. The present invention can have a prolate ellipsoid shape with a surface defined by the equation x2/a2+y2/b2+z2/c2=1.
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: February 7, 2017
    Inventor: Kenneth Brecher
  • Spinning Top
    Publication number: 20160256789
    Abstract: The present invention provides a new design for a spinning top. The present invention can have a prolate ellipsoid shape with a surface defined by the equation x2/a2+y2/b2+z2/c2=1.
    Type: Application
    Filed: March 3, 2016
    Publication date: September 8, 2016
    Inventor: Kenneth Brecher
  • Binocular spectrometer
    Patent number: 7202949
    Abstract: A direct-view handheld binocular spectrometer for use in a variety of educational settings. The device comprises a holographic transmission diffraction grating and a uniquely curved quantitative wavelength scale for viewing visible-wavelength spectra with both eyes simultaneously. A variable width entrance slit, adjustable illumination for the wavelength scale, and attachable corrective lenses enhance the ease of use and efficiency as compared to traditional monocular spectrometers.
    Type: Grant
    Filed: September 30, 2004
    Date of Patent: April 10, 2007
    Assignee: The Trustees of Boston University
    Inventors: Erin M. Weeks, Kenneth Brecher
  • Binocular spectrometer
    Publication number: 20050110995
    Abstract: A direct-view handheld binocular spectrometer for use in a variety of educational settings. The device comprises a holographic transmission diffraction grating and a uniquely curved quantitative wavelength scale for viewing visible-wavelength spectra with both eyes simultaneously. A variable width entrance slit, adjustable illumination for the wavelength scale, and attachable corrective lenses enhance the ease of use and efficiency as compared to traditional monocular spectrometers.
    Type: Application
    Filed: September 30, 2004
    Publication date: May 26, 2005
    Inventors: Erin Weeks, Kenneth Brecher
  • Spinnable rattleback
    Patent number: D908809
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: January 26, 2021
    Inventor: Kenneth Brecher