×

EL light emitting device with waterproof function

  • US 7,105,998 B2
  • Filed: 05/15/2003
  • Issued: 09/12/2006
  • Est. Priority Date: 05/17/2002
  • Status: Expired due to Fees
First Claim
Patent Images

1. An EL light emitting device comprising:

  • an EL light emitting layer comprising an EL light emitting material element;

    an electrode section comprising a first electrode and a second electrode which are arranged on one surface side of the EL light emitting layer close to each other, and electrically separated from each other with a spacing region, and having a predetermined pattern;

    an alternating current electric field forming elements to form an alternating current electric field in the EL light emitting layer when an alternating current power supply voltage is applied between the first electrode and the second electrode, to be adhered to the other surface side of the EL light emitting layer; and

    a waterproof layer of a synthetic resin arranged between the first electrode and the second electrode.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×