1
Gregg Duthaler, Karl R Amundson, Paul S Drzaic, Peter T Kazlas, Jianna Wang: Preferred methods for producing electrical circuit elements used to control an electronic display. E Ink Corporation, Testa Hurwitz & Thibeault, July 2, 2002: US06413790 (361 worldwide citation)

Systems and methods for producing thin film transistor structures useful in controlling electronic displays. Thin film transistors are fabricated using all-additive methods including printing techniques, soft lithography and material deposition methods. The thin film transistors can be deposited wit ...


2
Karl R Amundson, Gregg Duthaler, Paul S Drzaic: Transistor design for use in the construction of an electronically driven display. E Ink Corporation, Testa Hurwitz & Thibeault, April 8, 2003: US06545291 (285 worldwide citation)

A transistor having a channel width, W, and a channel length, L, defined by non-rectangular electrodes. The transistor is a thin film field effect transistor having an insulated gate electrode. One of a source and drain electrodes is connected to a display electrode and one is connected to a data li ...


3
Gregg Duthaler, Karl R Amundson, Paul Drzaic, Peter Kazlas, Jianna Wang: Preferred methods for producing electrical circuit elements used to control an electronic display. E Ink Corporation, Testa Hurwitz & Thibeault, February 18, 2003: US06521489 (271 worldwide citation)

Systems and methods for producing thin film transistor structures useful in controlling electronic displays. Thin film transistors are fabricated using all-additive methods including printing techniques, soft lithography and material deposition methods. The thin film transistors can be deposited wit ...


4
Peter T Kazlas, Michael G Hack, Paul S Drzaic, Guy M Danner, Karl R Amundson: Fabrication of electronic circuit elements using unpatterned semiconductor layers. E Ink Corporation, Testa Hurwitz & Thibeault, January 27, 2004: US06683333 (270 worldwide citation)

A thin-film transistor array comprises at least first and second transistors. Each of the first and second transistors include a shared silicon layer, i.e., an active layer. The shared semiconductor layer extends continuously between the first and second transistors, and includes a concentration of ...


5
Justin Abramson, Karl R Amundson, Guy M Danner, Gregg M Duthaler, Holly G Gates, Charles H Honeyman, Ara N Knaian, Ian D Morrison, Steven J O Neil, Richard J Paolini Jr, Anthony Edward Pullen, Jianna Wang, Jonathan L Zalesky, Robert W Zehner, John Edward Cronin: Electro-optic displays, and methods for driving same. E Ink Corporation, David J Cole, September 27, 2005: US06950220 (260 worldwide citation)

The invention relates to electro-optic displays and methods for driving such displays. The invention provides (i) electrochromic displays with solid charge transport layers; (ii) apparatus and methods for improving the contrast and reducing the cost of electrochromic displays; (iii) apparatus and me ...


6
Karl R Amundson, Gregg Duthaler, Paul S Drzaic: Transistor design for use in the construction of an electronically driven display. E Ink Corporation, Testa Hurwitz & Thibeault, June 15, 2004: US06750473 (240 worldwide citation)

A transistor having a channel width, W, and a channel length, L, defined by non-rectangular electrodes. The transistor is a thin film field effect transistor having an insulated gate electrode. One of a source and drain electrodes is connected to a display electrode and one is connected to a data li ...


7
Mavyn M Holman, Justin Abramson, Glen Crossley, Katharine Geramita, Robert W Zehner, Karl R Amundson, Libing Zhang, Richard M Webber: Electro-optic display and lamination adhesive. E Ink Corporation, David J Cole, December 14, 2004: US06831769 (228 worldwide citation)

An electro-optic display comprises first and second substrates and a lamination adhesive layer and a layer of a solid electro-optic material disposed between the first and second substrates, the lamination adhesive layer having a volume resistivity, measured at 10° C., which does not change by a fac ...


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Robert W Zehner, Holly G Gates, Karl R Amundson, Joanna F Au, Ara N Knalan, Jonathan L Zalesky, Alexi C Arango: Methods for driving bistable electro-optic displays, and apparatus for use therein. E Ink Corporation, David J Cole, March 14, 2006: US07012600 (206 worldwide citation)

A bistable electro-optic display has a plurality of pixels, each of which is capable of displaying at least three gray levels. The display is driven by a method comprising: storing a look-up table containing data representing the impulses necessary to convert an initial gray level to a final gray le ...


10
Alberto Goenaga, Karl R Amundson, Michael L Steiner, Libing Zhang: Methods for addressing electro-optic materials. E Ink Corporation, David J Cole, November 30, 2004: US06825970 (196 worldwide citation)

The invention provides a first process for addressing an electro-optic material having first and second display states differing in at least one optical characteristic and being capable of being changed from its first to its second display state by application of an electric field to the material, t ...