1
Dennis P Gordon, William E Maya, Rick D Roberts, James C Thomas Jr: Multiple axis intervertebral prosthesis. Gordon Maya Roberts and Thomas Number 1, Christie Parker & Hale, November 14, 2000: US06146421 (457 worldwide citation)

The present invention relates to an intervertebral prosthetic disk. The prosthesis includes a male component with a support plate, an attachment element allowing fixation to a vertebra, and an articulating projection defining a concave lower surface. The prosthesis also includes a female component w ...


2
Rick D Roberts, James C Thomas, William E Maya: Magnifying display case. Christie Parker & Hale, June 27, 2002: US20020078613-A1

A display case is provided for displaying collectible items such as photographs, trading cards, stamps or coins. The display case includes a compartment for holding the collectible and a magnifying lens for viewing the details of at least one side of the collectible. An opening is provided in the co ...