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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Yoshida; Tetsushi
Address:
Kanagawa-ken, JP
No. of patents:
24
Patents:




Patent Number Title Of Patent Date Issued
6897914 Liquid crystal display device including two liquid crystal display units disposed on opposite si May 24, 2005
A liquid crystal display device includes first and second display units for controlling transmission and interception of a light incident upon a front side on an observation side of display, whose rear surfaces are disposed to face each other in reverse directions, and an irradiation mem
6822711 Liquid crystal display apparatus using polarizing element transmitting one of two polarizing com November 23, 2004
A liquid crystal display apparatus includes a liquid crystal element including a front substrate positioned on the side of an observer and having a first electrode mounted to one surface, a rear substrate having a second electrode arranged to face said first electrode, and a liquid c
6704077 Reflection type liquid crystal display with selective reflector March 9, 2004
A liquid crystal display device is provided which includes a scattering/transparent liquid crystal cell having a liquid crystal layer for controlling incident light in a scattered or transparent state in accordance with an applied electric field, and a selective reflector arranged on
6556258 Display device using ambient light a lighting panel April 29, 2003
A display device includes a non light-emitting type display element for controlling the transmission of incident light to display an image, a light radiating unit having a light source and a photoconductor, and arranged at the back of the display element for emitting illuminating lig
6208403 Antiferroelectric liquid crystal display device March 27, 2001
An antiferroelectric liquid crystal display device includes: an active matrix type LC cell and an antiferroelectric liquid crystal sealed in the cell. Liquid crystal molecules aligned to one of a first aligning direction and a second aligning direction are aligned in the other aligni
6175401 Liquid crystal display device having a liquid crystal layer which contains liquid crystal molecu January 16, 2001
A liquid crystal material which exhibits an antiferroelectric phase while the liquid crystal material is in a bulk state, is sealed between substrates. The liquid crystal layer sealed between the substrates exhibits a mixed phase wherein the liquid crystal layer contains liquid cryst
6163360 Liquid crystal display apparatus December 19, 2000
Placed between a pair of substrates is a liquid crystal which has a first ferroelectric phase where liquid crystal molecules are aligned substantially in a first direction in accordance with an applied voltage, a second ferroelectric phase where the liquid crystal molecules are align
6151090 LCD using liquid crystal of ferroelectric and/or antiferroelectric phase having pretilt angle of November 21, 2000
A liquid crystal cell is formed by bonding a first substrate on which a first electrode and a first aligning film are formed, and a second substrate on which a second electrode and a second aligning film are formed by a seal member. A liquid crystal is filled in the liquid crystal ce
6124909 Color liquid crystal display device having a plurality of pixel areas which emit non-colored lig September 26, 2000
In a liquid crystal display device using color filters, the area of each of color filters arranged on the inner surface of one of substrates in correspondence with the pixel areas is set to be smaller than that of each pixel area to form non-colored light exit areas, and color pixels are
6122034 Antiferroelectric liquid crystal display device September 19, 2000
An antiferroelectric liquid crystal display device includes: an active matrix type LC cell and an antiferroelectric liquid crystal sealed in the cell. Liquid crystal molecules aligned to one of a first aligning direction and a second aligning direction are aligned in the other aligni
6115014 Liquid crystal display by means of time-division color mixing and voltage driving methods using September 5, 2000
One frame of a video signal is separated to a plurality of display frames. To display a color specified by the video signal by mixing display colors of a plurality of display frames, the video signal is converted to data indicative of a voltage to be applied to each pixel over the displa
6091478 Liquid Crystal Display device using liquid crystal having ferrielectric phase between substrates July 18, 2000
A liquid crystal layer is sealed between a pair of substrates on which opposite electrodes are formed. The liquid crystal layer is formed of a liquid crystal which exhibits an antiferroelectric phase while the liquid crystal is in a bulk state. When the liquid crystal is sealed between t
6069602 Liquid crystal display device, liquid crystal display apparatus and liquid crystal driving metho May 30, 2000
A liquid crystal display device includes a first substrate having pixel electrodes and active elements formed thereon in a matrix form, a second substrate having common electrodes formed thereon which face the pixel electrodes, and a liquid crystal located between the first and second
6057817 Liquid crystal display device having bistable nematic liquid crystal and method of driving the s May 2, 2000
A liquid crystal cell includes scanning and signal electrodes, and a bistable nematic liquid crystal material sealed therein. The material has liquid crystal molecules alignable in first and second metastable aligned states by selective application of twist select voltages smaller than a
6046788 Liquid crystal display device and method for driving the same April 4, 2000
A liquid crystal material is sealed between substrates. The liquid crystal material exhibits an antiferroelectric phase while the liquid crystal is in a bulk state. In the liquid crystal layer sealed between the substrates, due to aligning forces of alignment films, liquid crystal mo
6038001 Bistable nematic liquid crystal which remains tilted in first and second states and which is til March 14, 2000
A liquid crystal display device comprises a pair of substrates opposing each other, each having an electrode and an aligning film on an inner surface, a layer of bistable nematic liquid crystal sealed in a space between substrate, and two polarizing plates. A reset pulse voltage high
6025894 Scatter control member for organic electroluminescent light source for passing light with or wit February 15, 2000
An organic electroluminescence device is placed as a back light of a liquid crystal display panel. The organic electroluminescence device is constituted by a front electrode (#112) having transparency to visible light, a rear electrode (#113) having reflection to visible light and an
6014195 LCD device with polarizers having polarizing and transmittance characteristics January 11, 2000
A liquid crystal display device, for displaying pure white, has a first substrate having first electrodes formed thereon; a second substrate positioned to face the first substrate and having second electrodes formed thereon; a liquid crystal sealed between the first and second substrates
5963187 Liquid crystal display apparatus using liquid crystal having ferroelectric phase and method of d October 5, 1999
In a TFT liquid crystal display device using a DHF liquid crystal, the DHF liquid crystal is alienable to a first alignment state in which liquid crystal molecules are substantially aligned to a first direction, to a second alignment state in which the liquid crystal molecules are su
5936693 Liquid crystal display device having a wide view angle August 10, 1999
An underlying electrode is formed on nearly the entire surface of an opposing substrate and a color filter is formed on the underlying electrode. An overcoat layer is formed on the color filter. A stripe-shaped overlying electrode connected to the underlying electrode and extending t
5847799 Antiferroelectric liquid crystal display device December 8, 1998
An antiferroelectric liquid crystal display device includes: an active matrix type LC cell and an antiferroelectric liquid crystal sealed in the cell. Liquid crystal molecules aligned to one of a first aligning direction and a second aligning direction are aligned in the other aligni
5796378 Birifringence control type liquid crystal display device and apparatus and method of driving the August 18, 1998
A color liquid crystal display apparatus comprises an ECB (Electrically Controlled Birifringence) type liquid crystal display device, which has a plurality of dots arranged in a matrix form and displays a plurality of colors in accordance with applied voltages dot by dot, and a driving
5753937 Color liquid crystal display device having a semitransparent layer on the inner surface of one o May 19, 1998
A color liquid crystal display device includes a front substrate having a surface on which a plurality of pixel electrodes are arranged in the form of a matrix, and two-terminal nonlinear resistor elements are arranged to correspond to the pixel electrodes. An aligning film covers the pi
5734455 Reflective birefringent type color liquid crystal display employing black mask March 31, 1998
A color liquid crystal display device includes a first substrate having a surface on which a transparent electrode and a first aligning film covering the transparent electrode are arranged, a second substrate having an electrode arranged to oppose the first substrate, and a second aligni


 
 
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