1
Joseph M Jacobson, Paul S Drzaic, Ian D Morrison, Anthony E Pullen, Jianna Wang, Robert W Zehner, Caprice L Gray, Gregg M Duthaler, Michael McCreary, Emily J Pratt: Electrophoretic displays using nanoparticles. E Ink Corporation, David J Cole, March 25, 2003: US06538801 (333 worldwide citation)

An electrophoretic display comprises a fluid and a plurality of nanoparticles having diameters substantially less the wavelengths of visible light such that, when the nanoparticles are in a dispersed state and uniformly dispersed throughout the fluid, the fluid presents a first optical characteristi ...


2
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 ...


3
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 ...


4
Richard D LeCain, Ara N Knaian, Steven J O Neil, Gregg M Duthaler, Guy M Danner, Robert W Zehner, Alberto Goenaga, Benjamin Max Davis, Randolph W Chan, Jonathan D Albert, Glen Crossley: Components and methods for use in electro-optic displays. E Ink Corporation, David J Cole, January 3, 2006: US06982178 (227 worldwide citation)

A front plane laminate useful in the manufacture of electro-optic displays comprises, in order, a light-transmissive electrically-conductive layer, a layer of an electro-optic medium in electrical contact with the electrically-conductive layer, an adhesive layer and a release sheet. This front plane ...


5
Robert W Zehner, Gregg M Duthaler, Richard J Paolini Jr, Ian Morrison: Electrophoretic displays in portable devices and systems for addressing such displays. E Ink Corporation, Testa Hurwitz & Thibeault, June 22, 2004: US06753999 (221 worldwide citation)

A card may include a photoconductive layer and an electrophoretic layer. The impedance of the photoconductive layer is lowered when struck by light from the light-emitting layer. Where the impedance of the photoconductive layer is lowered, the electrophoretic layer may be addressed by an applied ele ...


6
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 ...


7
Karl R Amundson, Robert W Zehner, Ara N Knaian, Benjamin Zion: Methods for driving bistable electro-optic displays, and apparatus for use therein. E Ink Corporation, David J Cole, October 10, 2006: US07119772 (149 worldwide citation)

A gray scale bistable electro-optic display is driven by storing a look-up table containing data representing the impulses necessary for transitions, storing data representing at least an initial state of each pixel of the display, storing data representing temporal and gray level prior states of ea ...


8
Richard J Paolini Jr, Robert W Zehner, Karl R Amundson, Craig A Herb, Alexi C Arango, Andrew L Loxley: Construction of electrophoretic displays. E Ink Corporation, David J Cole, January 17, 2006: US06987603 (145 worldwide citation)

An electrophoretic display (100) comprises a front light-transmissive substrate (112), a rear substrate (116) spaced from the front substrate (112) so as to leave a cavity, and an electrophoretic medium (102) in the cavity, the electrophoretic medium (102) comprising a liquid external phase (120) an ...


9
Robert W Zehner, Russell J Wilcox, Barrett Comiskey: Machine-readable displays. E Ink Corporation, David J Cole, October 10, 2006: US07119759 (129 worldwide citation)

A reflective electro-optic display (200) has a bar code display area (206) arranged to display a bar code readable by a bar code scanner.


10
Guy M Danner, Karl R Amundson, Robert W Zehner, Alexi C Arango, Jay Britton Ewing: Methods for driving electro-optic displays, and apparatus for use therein. E Ink Corporation, David J Cole, March 20, 2007: US07193625 (123 worldwide citation)

A method for addressing a bistable electro-optic display having at least one pixel comprises applying an addressing pulse to drive the pixel to a first optical state; leaving the pixel undriven for a period of time, thereby permitting the pixel to assume a second optical state different from the fir ...