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Ryuji Nishikawa, Toshio Shimada: Liquid crystal display with transparent storage capacitors for holding electric charges. Sanyo Electric, Loeb & Loeb, March 3, 1998: US05724107 (83 worldwide citation)

A storage capacitor is constituted by a storage capacitor electrode, made of a transparent and conductive film extending substantially all over a substrate, and pixel electrodes overlapping with the storage capacitor electrode via an interlevel insulation layer. The storage capacitor holds charges. ...


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Ryuji Nishikawa, Tsutomu Yamada: Sealing structure for display device. Sanyo Electric, Cantor Colburn, July 8, 2003: US06590337 (64 worldwide citation)

In a display device formed by adhering substrates facing one another using a seal, a buffer layer is disposed between the seal and a substrate to prevent separation between the substrates. Specifically, for example, a display region is configured by covering switching elements with a planarizing ins ...


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Ryuji Nishikawa, Yasushi Miyajima: Vertical orientation type liquid crystal display having conductive film reducing the influence of electrical field caused by the storage capacitor line on the liquid crystal. Sanyo Electric, Hogan & Hartson, August 21, 2001: US06278503 (29 worldwide citation)

A vertical orientation type liquid crystal display having an orientation controlling means such as an orientation control window or an orientation control slope portion, wherein a storage capacitor electrode is disposed between a storage capacitor line extending across pixels and the liquid crystal, ...


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Ryuji Nishikawa: Electroluminescence display device. Sanyo Electric, Cantor Colburn, October 25, 2005: US06958740 (29 worldwide citation)

An EL element and an interface between a channel and an impurity diffusion area of a thin film transistor provided in the vicinity of the EL element are spaced apart. A light shielding film is provided between the EL element and the interface. By providing such a space and/or the light shielding fil ...


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Naoaki Komiya, Ryoichi Yokoyama, Tsutomu Yamada, Ryuji Nishikawa: Emissive display device and electroluminescence display device with uniform luminance. Sanyo Electric, Cantor Colburn, March 7, 2006: US07009345 (19 worldwide citation)

Power source lines (183) for supplying drive current from power source input terminals (180) to organic EL elements (160) formed in a display pixel region having display pixels are connected by a bypass line (181) along the row direction within the display pixel region. This arrangement minimizes de ...


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Ryuji Nishikawa, Tetsuji Omura: Light-emitting display. Sanyo Electric, Cantor Colburn, March 8, 2011: US07903055 (18 worldwide citation)

Disclosed is a light-emitting display having a plurality of pixels wherein each pixel comprises a light-emitting device (100) having a light-emitting element layer which is formed between a first electrode and a second electrode and contains at least a light-emitting layer. An insulating layer (30) ...


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Ryuji Nishikawa: Liquid crystal display with storage capacitors for holding electric charges. Sanyo Electric, Loeb & Loeb, November 11, 1997: US05686976 (18 worldwide citation)

An active matrix type liquid crystal display comprises pixel electrodes corresponding to respective pixels and storage capacitor electrodes which are disposed lying adjacent to each pixel electrode, with an insulation layer interposed therebetween. Input terminal electrodes are positioned at ends of ...


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Ryuji Nishikawa, Yushi Jinno, Takashi Ogawa, Ryouzou Nagata: Light attenuation in defective pixel in organic EL panel. Sanyo Electric, Cantor Colburn, June 26, 2007: US07234984 (18 worldwide citation)

An organic EL element of one pixel is selectively irradiated with laser light. With the laser irradiation, the functionality of the organic layer of the organic EL element is selectively degraded and the light emission capability is removed without damaging the cathode.


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Koji Suzuki, Ryuji Nishikawa, Kiyoshi Yoneda: Display device having microresonator structure. Sanyo Electric, Cantor Colburn, January 23, 2007: US07166959 (17 worldwide citation)

A display device includes a plurality of pixels and realizes a color display using emitted light of at least two wavelengths. Each pixel has a microresonator structure formed between a lower reflective film formed on a side near a substrate and an upper reflective film formed above the lower reflect ...