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Kobayashi Shinya, Shimada Akira, Hakoyama Akiyoshi, Sasaki Akira: Optical recording system.. Hitachi, September 26, 1990: EP0388833-A2 (11 worldwide citation)

An optical recording system is disclosed in which input pixels (101) are recorded by controlling the quantity of light as a medium based on the input pixels. The information on the pixels surrounding at least given one of the input pixels is compared with a predetermined pattern information, and the ...


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Minami Toshiaki, Ohashi Reiji, Umeda Hiroaki, Kinishi Ryoichi, Shimada Akira: Derivatives of 4-hydroxyphenylsulfone.. Jujo Paper, Yoshitomi Pharmaceutical, January 15, 1992: EP0466096-A1 (9 worldwide citation)

4-Hydroxydiphenylsulfone derivatives represented by formula (I) wherein R1, R2, R3 and R4, independently from one another, each denote a hydrogen atom, an alkyl group, a substituted or unsubstituted phenyl group or a cycloalkyl group, provided at least one of R1, R2, R3 and R4 is other than a hydrog ...


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Yamamoto Masashi, Miyasaka Toru, Nakano Masaru, Shimada Akira, Mori Kenji, Sasaki Akira, Wakamatsu Kazuhiro: Photoconductor unit and image forming system. Hitachi, May 9, 2001: EP1098228-A2 (8 worldwide citation)

In order to provide an image forming system characterized by compact configuration, high speed printing, high picture quality recording and excellent maintainability without image misregistration, an image forming system is provided, wherein multiple photoconductors (1a-d) are arranged on one of the ...


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Go Shintetsu, Kashizaki Yoshio, Suzuki Koichi, Sato Kazuma, Shimada Akira: Electrophotographic photosensitive member and electrophotographic apparatus employing the same.. Canon, August 10, 1994: EP0609511-A1 (7 worldwide citation)

An electrophotographic photosensitive member includes, in orders, a supporting member, and an intermediate layer and a photoconductive layer. The intermediate layer contains a powder of fine particles of tin oxide containing phosphorus.


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Nakayama Takahiro, Kobayashi Shinya, Shimada Akira: Organic light emitting element and producing method thereof. Hitachi, June 10, 1998: EP0847094-A2 (5 worldwide citation)

An organic light emitting element having a metal thin film (106; 404) on an upper surface of an organic thin film (105; 403A,403B), is produced by mechanically cutting the metal thin film, using the cut metal thin film as a mask, and applying dry etching processing to the whole of the organic thin f ...


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Shimada Akira, Terashima Isamu, Kitagishi Tomoji, Wakamatsu Kazuhiro, Saito Masahiko: Electrophotographic recording apparatus.. Hitachi, November 19, 1992: EP0513547-A2 (5 worldwide citation)

In an electrophotographic recording apparatus, toner images of different colors formed on a photosensitive belt (1) are transferred in overlapping fashion to an intermediate transfer drum (11) to form a color toner image and the color toner image is transferred to a secondary recording medium (15) b ...


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Go Shintetsu C O Canon Kabushi, Kashizaki Toshio C O Canon Kab, Suzuki Koichi C O Canon Kabush, Sato Kazuma C O Canon Kabushik, Shimada Akira C O Canon Kabush: Electrophotographic photosensitive member and electrophotographic apparatus using the same.. Canon, May 11, 1994: EP0596504-A1 (5 worldwide citation)

An electrophotographic photosensitive member, comprising: a support, and an intermediate layer and a photosensitive layer disposed on the support in this order; the intermediate layer comprising: a coated powder comprising a coating layer and barium sulfate fine particles coated with the coating lay ...


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Yamamoto Masashi, Miyasaka Toru, Nakano Masaru, Shimada Akira, Mori Kenji, Sasaki Akira, Wakamatsu Kazuhiro: Photoreceptor unit and image forming apparatus. Ricoh Printing Systems, October 19, 2006: JP2006-285296 (5 worldwide citation)

PROBLEM TO BE SOLVED: To provide an image forming apparatus whicg is small in size, is high in printing speed, attains a high quality recording without any image deletion, and is excellent in maintenability.SOLUTION: A plurality of photoreceptors are vertically arranged on one surface of an intermed ...


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Tachibana Toshiaki, Ozawa Tsutomu, Shimada Akira: Method for determining whether or not magnetic disk device and non-magnetic substrate are good, magnetic disk, and magnetic disk device. Hoya, October 18, 2007: JP2007-272995 (5 worldwide citation)

PROBLEM TO BE SOLVED: To provide a method for determining whether or not a magnetic disk device and non-magnetic substrate are good, a magnetic disk, and the magnetic disk device for obtaining stable surfacing performance even when a compact slider and amorphous glass substrate are used.SOLUTION: In ...