IP Library Granted Patent US 10,599,005
Granted Patent B2
US 10,599,005 · App. 15/949,996 · Granted Mar 24, 2020

Electro-optic displays

Inventors: Gregg M. Duthaler (Needham, MA); Karl R. Amundson (Cambridge, MA); Barrett Comiskey (Taipei, TW); Alberto Goenaga (Houston, TX); John E. Ritter (Westford, MA); Michael L. Steiner (New Richmond, WI); Robert W. Zehner (Los Gatos, CA)
Assignee: E Ink Corporation
G02F1/167G02F1/1334G02F1/133348G02F1/133514G02F1/133516G02F2001/133354G02F2001/1678G02F2201/52G02F2202/28
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Quick Facts
Patent No.
US 10,599,005
App. No.
15/949,996
Granted
Mar 24, 2020
Kind
B2
Abstract

The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium.

Claims (7)

1. An electro-optic display comprising:

an electrophoretic medium comprising a suspending fluid, a plurality of electrically charged particles suspended in the suspending fluid and capable of moving therethrough on application of an electric field to the suspending fluid, a plurality of capsules, each capsule having a capsule wall surrounding the suspending fluid and the electrically charged particles, and a binder surrounding the capsules;

a lamination adhesive disposed adjacent the electrophoretic medium;

an addressing electrode to address the electrophoretic medium; and

a front electrode disposed between the electrophoretic medium and a viewing surface of the display, and

wherein the electrophoretic medium is between the addressing electrode and the front electrode, and

wherein at least one of the capsule wall of the plurality of capsules, the binder, the lamination adhesive, and the front electrode is tinted to form a color filter array.

Assignments (2)
CORRECTIVE ASSIGNMENT TO CORRECT THE OMISSION OF 4 INVENTORS PREVIOUSLY RECORDED AT REEL: 045515 FRAME: 0041. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded May 10, 2018
From: DUTHALER, GREGG M.; AMUNDSON, KARL R.; RITTER, JOHN E.; ZEHNER, ROBERT W.; COMISKEY, BARRETT; GOENAGA, ALBERTO; STEINER, MICHAEL L.
To: E INK CORPORATION
Reel/Frame 046172/0174 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 12, 2018
From: DUTHALER, GREGG M; RITTER, JOHN E.; STEINER, MICHAEL L.
To: E INK CORPORATION
Reel/Frame 045515/0041 →
Continuity (6)
Division 15228625 · Aug 4, 2016
Division 14458513 · Aug 13, 2014
Division 12472486 · May 27, 2009
Division 10605024 · Sep 2, 2003
Provisional Application 60319516 · Sep 3, 2002
Related Publication 20180231865A1 · Aug 16, 2018
Cited By (2)
US 12,189,259 US 12,242,089