IP Library Granted Patent US 8,508,701
Granted Patent B2
US 8,508,701 · App. 13/083,714 · Granted Aug 13, 2013

Display device

Inventors: Atsuo Nakagawa (Mobara, JP); Eiji Oohira (Mobara, JP)
Assignees: Hitachi Displays, Ltd.; Panasonic Liquid Crystal Displays Co., Ltd.
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Quick Facts
Patent No.
US 8,508,701
App. No.
13/083,714
Granted
Aug 13, 2013
Kind
B2
Abstract

The display device according to the present invention is a display device having a display panel and a front window (FW) provided on a front surface side of the display panel, and has: a colored portion 20 having a thickness of 20 μm or more printed on a rear surface of the front window and formed around a display region of the display panel; a first adhesive film 31 having approximately the same thickness as the colored portion placed inside the colored portion so as to not overlap the colored portion; and a second adhesive film 32 placed so as to cover the colored portion 20 and the first adhesive film 31.

Claims (14)

1. A display device having a display panel and a front window provided on a front surface side of the display panel, characterized by comprising:

a colored portion having a thickness of 20 μm or more printed on a rear surface of the front window and formed around a display region of the display panel;

a first adhesive film having approximately the same thickness as the colored portion placed inside the colored portion so as to not overlap the colored portion; and

a second adhesive film placed so as to cover the colored portion and the first adhesive film.

2. The display device according to claim 1 , characterized by comprising a frame printed inside the colored portion so as to make contact with the colored portion, wherein

the first adhesive film is placed inside the colored portion so as to overlap the frame but not overlap the colored portion.

3. The display device according to claim 2 , characterized in that the frame has a thickness of 10 μm or less.

4. The display device according to claim 1 , characterized in that a touch panel is pasted to the second adhesive film.

5. The display device according to claim 1 , characterized in that the display panel is a liquid crystal display panel or an organic electroluminescent display panel, and a polarizing plate is pasted to the second adhesive layer.

6. The display device according to claim 2 , characterized in that a touch panel is pasted to the second adhesive film.

7. The display device according to claim 2 , characterized in that the display panel is a liquid crystal display panel or an organic electroluminescent display panel, and a polarizing plate is pasted to the second adhesive layer.

8. The display device according to claim 3 , characterized in that a touch panel is pasted to the second adhesive film.

9. The display device according to claim 3 , characterized in that the display panel is a liquid crystal display panel or an organic electroluminescent display panel, and a polarizing plate is pasted to the second adhesive layer.

10. The display device according to claim 4 , characterized in that the display panel is a liquid crystal display panel or an organic electroluminescent display panel, and a polarizing plate is pasted to the second adhesive layer.

Assignments (6)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 10, 2025
From: JAPAN DISPLAY INC
To: MAGNOLIA PURPLE CORPORATION
Reel/Frame 071890/0202 →
CHANGE OF NAME Recorded Nov 17, 2023
From: HITACHI DISPLAYS, LTD.
To: JAPAN DISPLAY EAST, INC.
Reel/Frame 065614/0223 →
CHANGE OF NAME Recorded Nov 17, 2023
From: JAPAN DISPLAY EAST, INC.
To: JAPAN DISPLAY, INC.
Reel/Frame 065614/0644 →
CHANGE OF ADDRESS Recorded Nov 17, 2023
From: JAPAN DISPLAY, INC.
To: JAPAN DISPLAY, INC.
Reel/Frame 065654/0250 →
NUNC PRO TUNC ASSIGNMENT Recorded Nov 17, 2023
From: PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
To: PANASONIC INTELLECTUAL PROPERTY CORPORATION OF AMERICA
Reel/Frame 065615/0327 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 14, 2011
From: NAKAGAWA, ATSUO; OOHIRA, EIJI
To: HITACHI DISPLAYS, LTD.; PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
Reel/Frame 026437/0837 →
Priority Claims (1)
JP 2010-091925 · Apr 13, 2010 · national
Continuity (1)
Related Publication 20110249222A1 · Oct 13, 2011