Patents by Inventor Jeong J. Ma

Jeong J. Ma 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).

  • Communication headset and method
    Patent number: 7046799
    Abstract: A communication headset (10) having an ear mount (12), a communication base unit (14), a hinge unit (16) that pivotally connects the communication base unit (14) to the ear mount (12) and allows the ear mount (12) to be rotated between an open position and a closed position relative to the communication base unit (14), an activation switch (18) that automatically activates the communication base unit (14) in the open position and automatically de-activates the communication base unit (14) in the closed position.
    Type: Grant
    Filed: September 12, 2003
    Date of Patent: May 16, 2006
    Assignee: Motorola, Inc.
    Inventor: Jeong J. Ma
  • Wireless communication interface module
    Patent number: D520991
    Type: Grant
    Filed: December 23, 2004
    Date of Patent: May 16, 2006
    Assignee: Motorola, Inc.
    Inventors: Jeong J. Ma, Ryan R. Rye
  • Headset
    Patent number: D521987
    Type: Grant
    Filed: February 17, 2004
    Date of Patent: May 30, 2006
    Assignee: Motorola, Inc.
    Inventors: Jeong J. Ma, Donald Y. Tio, Hung Shen Pan
  • Microphone boot
    Patent number: D534901
    Type: Grant
    Filed: December 12, 2005
    Date of Patent: January 9, 2007
    Assignee: Motorola, Inc.
    Inventors: Jeong J. Ma, Thomas E. Gitzinger, David P. Townsend
  • Microphone
    Patent number: D538793
    Type: Grant
    Filed: December 12, 2005
    Date of Patent: March 20, 2007
    Assignee: Motorola, Inc.
    Inventors: Jeong J. Ma, Thomas E. Gitzinger, David P. Townsend
  • Communication device
    Patent number: D541262
    Type: Grant
    Filed: December 9, 2005
    Date of Patent: April 24, 2007
    Assignee: Motorola, Inc.
    Inventor: Jeong J. Ma
  • Communication device
    Patent number: D541787
    Type: Grant
    Filed: December 9, 2005
    Date of Patent: May 1, 2007
    Assignee: Motorola, Inc.
    Inventor: Jeong J. Ma
  • Communication device
    Patent number: D545813
    Type: Grant
    Filed: December 9, 2005
    Date of Patent: July 3, 2007
    Assignee: Motorola, Inc.
    Inventor: Jeong J. Ma
  • Headset
    Patent number: D485549
    Type: Grant
    Filed: March 7, 2003
    Date of Patent: January 20, 2004
    Assignee: Motorola, Inc.
    Inventors: Jeong J. Ma, Daniel T. Berg
  • Headset
    Patent number: D494569
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: August 17, 2004
    Assignee: Motorola, Inc.
    Inventor: Jeong J. Ma
  • Headset
    Patent number: D494570
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: August 17, 2004
    Assignee: Motorola, Inc.
    Inventor: Jeong J. Ma