Touch panel

  • US 6,559,902 B1
  • Filed: 09/11/2000
  • Issued: 05/06/2003
  • Est. Priority Date: 01/12/1999
  • Status: Expired due to Term
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First Claim
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1. A touch panel comprising:

  • an upper electrode sheet comprising a transparent polyethylene terephthalate film and an upper electrode formed on said transparent polyethylene terephthalate film;

    a lower electrode sheet comprising a transparent polycarbonate film and a lower transparent electrode formed on said transparent polycarbonate film;

    a plurality of spacers comprising an insulating substance disposed between said upper electrode sheet and said lower electrode sheet;

    a transparent polycarbonate hold plate; and

    a transparent adhesion layer disposed between said lower electrode sheet and said transparent hold plate, said transparent adhesion layer bonding said transparent polycarbonate hold plate over an entire lower face of said lower electrode sheet.

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