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Electromagnetic Whiteboard Pen

  • US 20110084846A1
  • Filed: 11/12/2009
  • Published: 04/14/2011
  • Est. Priority Date: 10/13/2009
  • Status: Abandoned Application
First Claim
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1. An electromagnetic whiteboard pen, comprising:

  • a marker having an output head for outputting ink to write on an electromagnetic whiteboard;

    a hollow penholder for containing said marker wherein one end of said hollow penholder has a pen point member;

    a coil deposed in said pen point member and surrounding said output head of said marker for emitting a first electromagnetic signal or a second electromagnetic signal;

    a cover for covering and protecting said output head and said pen point member when said electromagnetic whiteboard pen is not used or operated; and

    a lid deposed at one end of said hollow penholder for fixing and sealing said marker in said hollow penholder.

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