IP Library Patent Application 13833708
Patent Application
App. No. 13/833,708

TOUCH PANEL AND DISPLAY DEVICE MOUNTING THE SAME

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Quick Facts
Patent No.
US None
App. No.
13/833,708
Abstract

There is provided a touch panel including: a substrate; plural X electrodes; and plural Y electrodes disposed so as to intersect with the plural X electrodes, wherein: the plural X electrodes and the plural Y electrodes have electrode parts and intersection parts; and a protective film is further provided on the plural X electrodes and the plural Y electrodes; and wherein the pencil hardness of the surface on the observer side of the protective film is 3 or higher to 7 or lower, more preferably, 4 or higher to 6 or lower.

Claims (66)

1 . A touch panel comprising:

a substrate;

a plurality of X electrodes formed on the substrate;

a plurality of Y electrodes formed on the substrate so as to intersect with the plurality of X electrodes; and

a protective film provided on the plurality of X electrodes and the plurality of Y electrodes, wherein

the pencil hardness of the surface on the observer side of the protective film is 3 or higher to 7 or lower.

2 . A touch panel comprising:

a substrate;

a plurality of X electrodes; and

a plurality of Y electrodes disposed so as to intersect with the plurality of X electrodes, wherein:

the plurality of X electrodes and the plurality of Y electrodes have electrode parts and intersection parts;

the electrode parts and the intersection parts of the plurality of X electrodes and the electrode parts of the plurality of Y electrodes are formed on the substrate;

an insulating film is provided on the electrode parts and the intersection parts of the plurality of X electrodes and the electrode parts of the plurality of Y electrodes;

the intersection parts of the plurality of Y electrodes are formed on the insulating film;

each of the intersection parts of the plurality of Y electrodes allows the adjacent electrode parts of the plurality of Y electrodes to be electrically connected to each other through through-holes formed in the insulating film;

a protective film is provided on the intersection parts of the plurality of Y electrodes; and

the pencil hardness of the surface on the observer side of the protective film is 3 or higher to 7 or lower.

3 . A touch panel comprising:

a substrate;

a plurality of X electrodes formed on the substrate;

an insulating film formed on the plurality of X electrodes;

a plurality of Y electrodes formed on the insulating film so as to intersect with the plurality of X electrodes; and

a protective film provided on the plurality of Y electrodes, wherein

the pencil hardness of the surface on the observer side of the protective film is 3 or higher to 7 or lower.

4 . The touch panel according to any one of claims 1 to 3 , wherein the pencil hardness of the surface on the observer side of the protective film is 4 or higher to 6 or lower.

5 . The touch panel according to any one of claims 1 to 3 , wherein the pencil hardness of the surface opposed to that on the observer side of the protective film is lower than that of the surface on the observer side of the protective film.

6 . The touch panel according to any one of claims 1 to 3 , wherein a front panel is provided on the protective film.

7 . The touch panel according to any one of claims 1 to 3 , wherein a transparent conductive film is provided on the surface opposed to that of the substrate on which the X electrodes and the Y electrodes are formed.

8 . A display device mounting a touch panel comprising:

a display panel; and

a touch panel provided on the display panel,

the touch panel including:

a substrate;

a plurality of X electrodes formed on the substrate;

a plurality of Y electrodes formed on the substrate so as to intersect with the plurality of X electrodes; and

a protective film provided on the plurality of X electrodes and the plurality of Y electrodes,

wherein the pencil hardness of the surface on the observer side of the protective film is 3 or higher to 7 or lower.

9 . A display device mounting a touch panel comprising:

a display panel; and

a touch panel provided on the display panel,

the touch panel including:

a substrate;

a plurality of X electrodes; and

a plurality of Y electrodes disposed so as to intersect with the plurality of X electrodes,

wherein the plurality of X electrodes and the plurality of Y electrodes have electrode parts and intersection parts;

the electrode parts and the intersection parts of the plurality of X electrodes and the electrode parts of the plurality of Y electrodes are formed on the substrate;

an insulating film is provided on the electrode parts and the intersection parts of the plurality of X electrodes and the electrode parts of the plurality of Y electrodes;

the intersection parts of the plurality of Y electrodes are formed on the insulating film;

each of the intersection parts of the plurality of Y electrodes allows the adjacent electrode parts of the plurality of Y electrodes to be electrically connected to each other through through-holes formed in the insulating film;

a protective film is provided on the intersection parts of the plurality of Y electrodes; and

the pencil hardness of the surface on the observer side of the protective film is 3 or higher to 7 or lower.

10 . A display device mounting a touch panel comprising:

a display panel; and

a touch panel provided on the display panel,

the touch panel including:

a substrate;

a plurality of X electrodes formed on the substrate;

an insulating film formed on the plurality of X electrodes;

a plurality of Y electrodes formed on the insulating film so as to intersect with the plurality of X electrodes; and

a protective film provided on the plurality of Y electrodes,

wherein the pencil hardness of the surface on the observer side of the protective film is 3 or higher to 7 or lower.

11 . The display device mounting a touch panel according to any one of claims 8 to 10 , wherein the display panel is a liquid crystal display panel using a liquid crystal display device.

12 . The display device mounting a touch panel according to any one of claims 8 to 10 , wherein the pencil hardness of the surface on the observer side of the protective film is 4 or higher to 6 or lower.

13 . The display device mounting a touch panel according to any one of claims 8 to 10 , wherein the pencil hardness of the surface opposed to that on the observer side of the protective film is lower than that of the surface on the observer side of the protective film.

14 . The display device mounting a touch panel according to any one of claims 8 to 10 , wherein a front panel is provided on the protective film.

15 . The display device mounting a touch panel according to any one of claims 8 to 10 , wherein a transparent conductive film is provided on the surface opposed to that of the substrate on which the X electrodes and the Y electrodes are formed.

Assignments (3)
CORRECTIVE ASSIGNMENT TO CORRECT THE RECEIVING PARTY DATA PREVIOUSLY RECORDED AT REEL: 034925 FRAME: 0448. ASSIGNOR(S) HEREBY CONFIRMS THE CHANGE OF NAME. Recorded Mar 25, 2015
From: JAPAN DISPLAY EAST INC.
To: JAPAN DISPLAY INC.
Reel/Frame 035282/0816 →
CHANGE OF NAME Recorded Feb 9, 2015
From: JAPAN DISPLAY EAST INC.
To: JAPAN DISPLAY INC.
Reel/Frame 034925/0448 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 15, 2013
From: NAKAGAWA, EMIKO; KOBAYASHI, SETSUO
To: JAPAN DISPLAY EAST INC.
Reel/Frame 030011/0440 →