Optical waveguide with a cladding having lower transmittance in visible than near-infrared wavelength range and its use in an optical touch panel

  • Application ID: EP10163563
  • Status: The application is deemed to be withdrawn


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This EP application has the IPC combination B29, G02, and G06. We found, that Weser & Kollegen, DeltaPatents BV, Patronus IP Ganahl Naefe GbR, Patentanwaltskanzlei Wittmann are specialized in this combination either. For a similar patent, they might be a good choice.


  • 23.11.2011 - Publication A1 (EP2388630)