IP Library Patent Application 11785696
Patent Application
App. No. 11/785,696

Touch panel

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Quick Facts
Patent No.
US None
App. No.
11/785,696
Abstract

The invention presents a touch panel easy in peeling off and adhering to a display element. The touch panel of the invention forms a strong adhesive layer and a weak adhesive layer overlaid on the downside of a lower substrate. When peeling and adhering again the touch panel, it can be easily peeled off, and the weak adhesive layer does not transfer and stick to the display element.

Claims (7)

1 . A touch panel comprising:

a light transmitting upper substrate having an upper conductive layer formed at the downside;

a light transmitting lower substrate having a lower conductive layer formed at the upside, being opposite to the upper conductive layer across a specified interval;

a strong adhesive layer; and

a weak adhesive layer,

wherein the strong adhesive layer and weak adhesive layer are overlaid and formed on the downside of the lower substrate.

2 . The touch panel of claim 1 , wherein the weak adhesive layer is formed of a thermoplastic elastomer.

Assignments (2)
CHANGE OF NAME Recorded Nov 24, 2008
From: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
To: PANASONIC CORPORATION
Reel/Frame 021897/0689 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 16, 2007
From: MATSUMOTO, KENICHI; YAMAMOTO, YASUTAKA
To: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Reel/Frame 019969/0393 →