Patents by Inventor Michael D. Aitchison

Michael D. Aitchison 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).

  • Compact digital camera objective with interdigitated element alignment, stray light suppression, and anti-aliasing features
    Patent number: 6072634
    Abstract: There is disclosed a compact lens system having four injection-molded singlet lens elements with one of the singlet lens elements having a diffractive optical surface to control axial chromatic aberrations and another of the singlet lens elements having a flint-like plastic material to control lateral chromatic aberration. The lens system includes interdigitated flange features which provides interdigitated alignment between the lens elements. A plurality of light suppression elements are used to suppress stray light paths from reaching a detector array of the lens system. Moreover, the lens system includes an anti-aliasing surface on one of the lens elements for controlling aliasing effects.
    Type: Grant
    Filed: December 1, 1997
    Date of Patent: June 6, 2000
    Assignee: Intel Corporation
    Inventors: Barry G. Broome, David M. Hasenauer, Jon K. Nisper, Michael D. Aitchison
  • Three cartridge electronic control device
    Patent number: D630290
    Type: Grant
    Filed: August 14, 2009
    Date of Patent: January 4, 2011
    Assignee: TASER International, Inc.
    Inventors: Joseph Pepe Elijio Velasquez, Michael D. Aitchison, Theron D. Neff