IP Library Granted Patent US 9,507,476
Granted Patent B2
US 9,507,476 · App. 14/729,247 · Granted Nov 29, 2016

Touch panel and manufacturing method therefor

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Quick Facts
Patent No.
US 9,507,476
App. No.
14/729,247
Granted
Nov 29, 2016
Kind
B2
Abstract

Disclosed herein is a touch panel including a glass cover, a light transmitting conductive film, a flexible circuit board, a light blocking print layer, and a colored print layer.

Claims (21)

1. A touch panel comprising:

a glass cover having a first face side and a second face side, the first face side being an inputting face side and the second face side being opposite to the first face side;

a light transmitting conductive film that is formed on the second face side of said glass cover, and that configures input position detecting electrodes in an inputting region;

a flexible circuit board in a mounting region existing in a peripheral region that is outside the inputting region in a plan view;

a plurality of peripheral wiring lines disposed in the peripheral region, end portions of the peripheral wiring lines being electrically connected to the flexible circuit board; and

a light blocking layer formed on the second face side of said glass cover so as to cover the peripheral wiring lines in the entire peripheral region.

2. The touch panel according to claim 1 , wherein input position detecting electrodes are touch detecting electrodes of a capacitance type.

3. The touch panel according to claim 2 , wherein the touch detecting electrodes are configured to detect a position of touch and include:

first detecting electrodes arranged extending in a first direction; and

second detecting electrodes arranged extending in a second direction crossing the first direction.

4. The touch panel according to claim 3 , wherein the first detecting electrodes and the second detecting electrodes are disposed in a same layer configured by the light transmitting conductive film.

5. The touch panel according to claim 4 , wherein

the peripheral wiring lines are disposed in the same layer with the first detecting electrodes and the second detecting electrodes, and

each of the peripheral wiring lines is connected to one of the first electrodes and the second electrodes.

6. The touch panel according to claim 1 , wherein the light blocking layer covers a portion of the flexible circuit board which overlaps the glass cover.

7. An electro-optical apparatus including an image production apparatus and a touch panel, the touch panel comprising:

a glass cover having a first face side and a second face side, the first face side being an inputting face side and the second face side being opposite to the first face side;

a light transmitting conductive film that is formed on the second face side of said glass cover and that configures input position detecting electrodes in an inputting region;

a flexible circuit board in a mounting region existing in a peripheral region that is outside the inputting region in a plan view;

a plurality of peripheral wiring lines disposed in the peripheral region, end portions of the peripheral wiring lines being electrically connected to the flexible circuit board; and

a light blocking layer formed on the second face side of said glass cover so as to cover the peripheral wiring lines in the entire peripheral region.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 22, 2025
From: JAPAN DISPLAY INC.
To: MAGNOLIA WHITE CORPORATION
Reel/Frame 072130/0313 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 12, 2015
From: IMAZEKI, YOSHIKATSU
To: SONY CORPORATION
Reel/Frame 036306/0250 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 12, 2015
From: SONY CORPORATION
To: JAPAN DISPLAY WEST INC.
Reel/Frame 036306/0266 →
CHANGE OF NAME Recorded Aug 12, 2015
From: JAPAN DISPLAY WEST INC.
To: JAPAN DISPLAY INC.
Reel/Frame 036333/0831 →