Patents Represented by Attorney Mardson Q. McQuay

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  • Laser-based apparatus and method for measuring agglomerate concentration and mean agglomerate size
    Patent number: 8040508
    Abstract: Apparatuses, methods, and systems for measuring mean particle size and concentration of a polydispersion of agglomerates are disclosed. In one embodiment, the apparatuses include a light source; a focusing lens to form a probe volume; a first light detector positioned at a first angular position from the beam of light; and a second light detector positioned at a second angular position from the first direction of the beam of light, the mean particle size and concentration being determined using nearly invariant functions of a ratio of the light scattered measured by the first and second detectors.
    Type: Grant
    Filed: July 13, 2010
    Date of Patent: October 18, 2011
    Assignee: Process Metrix
    Inventor: Donald John Holve
  • Laser-based apparatus and method for measuring agglomerate concentration and mean agglomerate size
    Patent number: 7782459
    Abstract: Apparatuses, methods, and systems for measuring mean particle size and concentration of a polydispersion of agglomerates are disclosed. In one embodiment, the apparatuses include a light source; a focusing lens to form a probe volume; a first light detector positioned at a first angular position from the beam of light; and a second light detector positioned at a second angular position from the first direction of the beam of light, the mean particle size and concentration being determined using nearly invariant functions of a ratio of the light scattered measured by the first and second detectors.
    Type: Grant
    Filed: June 20, 2008
    Date of Patent: August 24, 2010
    Assignee: Process Metrix
    Inventor: Donald John Holve
  • Laptop computer
    Patent number: D669067
    Type: Grant
    Filed: September 19, 2011
    Date of Patent: October 16, 2012
    Assignee: J. P. Sá Couto
    Inventors: Tiago Alves Cruz, Tiago Manuel da Silva Matos
  • Laptop computer
    Patent number: D669068
    Type: Grant
    Filed: September 19, 2011
    Date of Patent: October 16, 2012
    Assignee: J. P. Sá Couto
    Inventors: Tiago Alves Cruz, Tiago Manuel da Silva Matos
  • Laptop computer
    Patent number: D673557
    Type: Grant
    Filed: June 23, 2012
    Date of Patent: January 1, 2013
    Assignee: J. P. Sá´ Couto
    Inventors: Tiago Alves Cruz, Tiago Manuel da Silva Matos
  • Laptop computer
    Patent number: D673558
    Type: Grant
    Filed: June 23, 2012
    Date of Patent: January 1, 2013
    Assignee: J. P. Sá´Couto
    Inventors: Tiago Alves Cruz, Tiago Manuel da Silva Matos