Patents by Inventor Mark Randles

Mark Randles 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).

  • Patent number: 5311532
    Abstract: A calcium yttrium silicate oxyapatite laser crystal doped with thulium provides a laser material finding particular utility in 2 .mu.m diode pumped lasers. The calcium yttrium silicate oxyapatite doped with trivalent thulium, preferably has the formulaCa(Tm.sub.x Y.sub.1-x).sub.4 (SiO.sub.4).sub.3 O, where x=0.0025-0.12.
    Type: Grant
    Filed: April 26, 1993
    Date of Patent: May 10, 1994
    Assignee: Litton Systems, Inc.
    Inventors: Roger F. Belt, Mark Randles
  • Patent number: D464199
    Type: Grant
    Filed: March 21, 2001
    Date of Patent: October 15, 2002
    Assignee: The Longaberger Company
    Inventors: Sun Lacy, Leane M. Lefever, Jack Hindel, Tony Bible, Vicki Lahna, Mark Randles, Duane Bice, Tom Harper
  • Patent number: D468536
    Type: Grant
    Filed: July 25, 2001
    Date of Patent: January 14, 2003
    Assignee: The Longaberger Company
    Inventors: Chris Corp, Leane Lefever, Vicki Lahna, Jack Hindel, Mark Randles, Sun Lacy
  • Patent number: D469610
    Type: Grant
    Filed: July 25, 2001
    Date of Patent: February 4, 2003
    Assignee: The Longaberger Company
    Inventors: Chris Corp, Leane Lefever, Vicki Lahna, Jack Hindel, Mark Randles, Sun Lacy
  • Patent number: D551445
    Type: Grant
    Filed: July 26, 2006
    Date of Patent: September 25, 2007
    Assignee: The Longaberger Company
    Inventors: Howard Peller, Mark Randles, Jack Hindel, Harold Angles, Tony Bible
  • Patent number: D611706
    Type: Grant
    Filed: December 31, 2007
    Date of Patent: March 16, 2010
    Assignee: The Longaberger Company
    Inventors: Harold Angles, Jack Hindel, Mark Randles, Howard Peller, Ahmad Takouri