Patents Assigned to Electronic Classroom Furniture Systems
  • Portable computer charging system and storage cart
    Patent number: 6008621
    Abstract: The present invention provides, for use with a portable computer having a battery coupled to an electrical connector that is connectable to a charging cable, a battery charging system, comprising: (a) a cabinet having a power distribution compartment, a storage compartment, and a cable raceway connecting the power distribution and storage compartments; (b) a storage bay located within the storage compartment adapted to receive a portable computer therein; (c) an electrical power distribution system located within the power distribution compartment and electrically connectable to the charging cable; and (d) a cable grommet located adjacent the storage bay and configured to receive and hold the charging cable in a relatively fixed position with respect to the storage bay.
    Type: Grant
    Filed: October 15, 1998
    Date of Patent: December 28, 1999
    Assignee: Electronic Classroom Furniture Systems
    Inventors: Gregory P. Madison, Theodore M. Schneider
  • Computer desk for a flip-up flat screen monitor
    Patent number: D510821
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: October 25, 2005
    Assignee: Electronic Classroom Furniture Systems, LLC
    Inventor: Gregory P. Madison
  • Computer desk for a flip-up flat screen monitor
    Patent number: D521770
    Type: Grant
    Filed: June 4, 2004
    Date of Patent: May 30, 2006
    Assignee: Electronics Classroom Furniture Systems, LC
    Inventor: Gregory P. Madison
  • Computer work desk
    Patent number: D489552
    Type: Grant
    Filed: June 10, 2003
    Date of Patent: May 11, 2004
    Assignee: Electronic Classroom Furniture System, LC
    Inventor: Gregory P. Madison
  • Classroom desk
    Patent number: D702974
    Type: Grant
    Filed: November 28, 2012
    Date of Patent: April 22, 2014
    Assignee: Electronic Classroom Furniture Systems, LC
    Inventors: Gregory P. Madison, Jeremy F. Marcus