1
Tetsushi Yoshida, Tetsuo Muto, Masaru Higuchi, Hisashi Aoki: Display device using ambient light a lighting panel. Casio Computer, Frishauf Holtz Goodman & Chick P C, April 29, 2003: US06556258 (62 worldwide citation)

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 light toward the di ...


2
Takashi Miyashita, Tetsushi Yoshida, Hidetoshi Akao, Tsuyoshi Toyoshima, Jiro Takei: Color liquid crystal display device having a plurality of pixel areas which emit non-colored light. Casio Computer, Frishauf Holtz Goodman Langer & Chick P C, September 26, 2000: US06124909 (57 worldwide citation)

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 displayed w ...


3
Shinichi Shimomaki, Tetsushi Yoshida: Color liquid crystal display device having a semitransparent layer on the inner surface of one of the substrates. Casio Computer, Frishauf Holtz Goodman Langer & Chick, May 19, 1998: US05753937 (56 worldwide citation)

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 pixel electrod ...


4
Tomoyuki Shirasaki, Hiroyasu Yamada, Masaharu Shioya, Tetsushi Yoshida, Manabu Takei, Tetsuo Muto, Yasuhiro Daiku: Scatter control member for organic electroluminescent light source for passing light with or without scattering depending upon an incident angle. Casio Computer, Frishauf Holtz Goodman Langer & Chick P C, February 15, 2000: US06025894 (43 worldwide citation)

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 organic electro ...


5
Tetsushi Yoshida, Shinichi Shimomaki: Reflective birefringent type color liquid crystal display employing black mask. Casio Computer, Frishauf Holtz Goodman Langer & Chick, March 31, 1998: US05734455 (40 worldwide citation)

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 aligning film cove ...


6
Tetsushi Yoshida, Zenta Kikuchi, Hisashi Aoki: Color liquid crystal apparatus. Casio Computer, Frishauf Holtz Goodman Langer & Chick, March 3, 1998: US05724112 (39 worldwide citation)

A color liquid crystal display device including a transparent first substrate having an inner surface and at least one transparent electrode formed thereon, and an insulating second substrate having an inner surface arranged to oppose the inner surface of the first substrate and at least one electro ...


7
Tetsushi Yoshida, Soichi Sato, Zenta Kikuchi: Birifringence control type liquid crystal display device and apparatus and method of driving the same. Casio Computer, Frishauf Holtz Goodman Langer & Chick, August 18, 1998: US05796378 (36 worldwide citation)

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 circuit. The ...


8
Minoru Kanbara, Tetsushi Yoshida, Zenta Kikuchi, Jiro Takei: Active matrix polymer dispersed liquid crystal display device with flourescent film. Casio Computer, Frishauf Holtz Goodman Langer & Chick, May 13, 1997: US05629783 (33 worldwide citation)

A liquid crystal device includes a TFT or active element substrate on which TFTs and pixel electrodes are arranged in the form of a matrix, a counter substrate having a counter electrode formed thereon and arranged to oppose the active element substrate, a polymer dispersed liquid crystal layer arra ...


9
Hisashi Aoki, Soichi Sato, Tetsushi Yoshida, Jiro Takei: Liquid crystal display by means of time-division color mixing and voltage driving methods using birefringence. Casio Computer, Frishauf Holtz Goodman Langer & Chick P C, September 5, 2000: US06115014 (31 worldwide citation)

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 display frames by ...


10
Tetsushi Yoshida, Takashi Miyashita, Yoshinaga Miyazawa, Toshihiro Mannouji, Hiroko Awata, Yasushi Nakajima: Liquid crystal display device having a wide view angle. Casio Computer, Frishauf Holtz Goodman Langer & Chick, August 10, 1999: US05936693 (28 worldwide citation)

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 to a part of each ...