Patents by Inventor Yasushi Mizutani
Yasushi Mizutani has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20060065335Abstract: The present invention relates to a high-tensile-strength low alloy carbon steel (in the form of a steel sheet, a steel pipe, a section steel or a wire rod), for a building structure, said high-tensile-strength steel being excellent in high temperature strength during a relatively short span of about one hour in the temperature from 600° C. to 800° C. and being used in the field of building construction, civil engineering, an offshore structure, shipbuilding, a reservoir tank or the like; and, more specifically, is a high-tensile-strength steel excellent in high temperature strength, characterized by containing, in mass, C at not less than 0.005% to less than 0.08%, Si at not more than 0.5%, Mn at 0.1 to 1.6%, P at not more than 0.02%, S at not more than 0.01%, Mo at 0.1 to 1.5%, Nb at 0.03 to 0.3%, Ti at not more than 0.025%, B at 0.0005 to 0.003%, Al at not more than 0.06%, and N at not more than 0.006%, with the balance consisting of Fe and unavoidable impurities and satisfying the expression p??0.0029×T+2.Type: ApplicationFiled: March 28, 2003Publication date: March 30, 2006Inventors: Yasushi Mizutani, Ryuji Uemori, Tatsuya Kumagai, Tadayoshi Okada, Yoshiyuki Watanabe, Yoshio Terada
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Publication number: 20060016526Abstract: The present invention provides a high-strength steel for welded structures excellent in strength at a high temperature of a temperature range of 600° C. to 800° C. and a method of production of the same, in particular 490 MPa class high-strength steel for welded structures excellent in high temperature strength containing C: 0.005% to less than 0.040%, Si: 0.5% or less, Mn: 0.1 to less than 0.5%, P:0.02% or less, S: 0.01% or less, Mo: 0.3 to 1.5%, Nb: 0.03 to 0.15%, Al: 0.06% or less, and N: 0.006% or less and in accordance with need one or more of Cu, Ni, Cr, V, Ti, Ca, REM, and Mg, having a weld crack susceptible formulation PCM defined as PCM=C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B of 0.15% or less, substantially not containing B, and a remainder Fe and unavoidable impurities, the microstructure being mainly composed of a mixed structure of ferrite and bainite, and the fraction of bainite being 20 to 90%.Type: ApplicationFiled: August 29, 2005Publication date: January 26, 2006Inventors: Yasushi Mizutani, Yoshiyuki Watanabe, Ryuji Uemori, Tatsuya Kumagai
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Publication number: 20050141048Abstract: There is provided an image reading apparatus which reads an image pattern of a medium placed on a detection surface of a sensor array (100). In a waiting state, electrical connection between the sensor array (100) and a drive controller (110, 120) is cut off, and whether a medium is placed on the detection surface or not is detected. When a medium is placed on the detection surface, the sensor array (100) and the drive controller (110, 120) are electrically connected and an image reading operation is started. In a case where the medium is separated from the detection surface during the image reading operation, the image reading operation is suspended and the image reading apparatus is set to the waiting state.Type: ApplicationFiled: March 19, 2003Publication date: June 30, 2005Applicant: Casio Computer Co., LtdInventor: Yasushi Mizutani
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Publication number: 20050028448Abstract: A door weather strip has a mounting base portion, a hollow seal portion, a sub-seal lip, and a backside seal lip. Leading lips are provided in the middle of a front pillar part in such a way as to connect the backside seal lip to the sub-seal lip. Each of the leading lips forms an acute angle with respect to an extending direction of the backside seal lip. Especially, in an attached state, an intersection angle ? formed between the backside seal slip and each of the leading lips is set to be smaller than an angle ? formed between the extending direction of the backside seal lip, and a vertical line. A large amount of water flowing down a groove like dribbles does not accumulate on the leading lips. Even just a small amount of the water is positively led to the exterior side of an automobile.Type: ApplicationFiled: July 8, 2004Publication date: February 10, 2005Inventors: Yasushi Mizutani, Atsushi Hashimoto
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Patent number: 6815657Abstract: A reading apparatus has a sensor unit which is arranged on a substrate to read an object to be detected, a driver circuit unit which is arranged on the substrate to supply a drive signal for driving the sensor unit, and a static electricity protection portion, which is formed to cover at least a portion of the upper surface of the driver circuit unit, and at least a portion of which has electrical conductivity.Type: GrantFiled: June 10, 2002Date of Patent: November 9, 2004Assignee: Casio Computer Co., Ltd.Inventors: Tsuyoshi Toyoshima, Shigeru Morikawa, Yasushi Mizutani
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Patent number: 6806483Abstract: A photosensor system includes a photosensor array which is constituted by two-dimensionally arraying a plurality of photosensors and has a light-receiving surface, and a front light source which is arranged to face the light-receiving surface at an interval, and illuminates a rear surface of an object whose front surface is set on the light-receiving surface. An image reading assembly reads an object image by receiving light that is emitted by the front light source and passes through the object.Type: GrantFiled: July 24, 2002Date of Patent: October 19, 2004Assignee: Casio Computer Co., Ltd.Inventors: Tomomi Iihama, Hisashi Aoki, Makoto Sasaki, Yasushi Mizutani, Yoshiaki Nakamura
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Publication number: 20040184027Abstract: An image reading system which reads the images of a detectable object comprising an image display device that has an image display area to display images having luminosity corresponding to the display gradation and radiates the display illumination according to this luminosity; a detection surface in which the entire image display area of the image display device is covered with a laminated layer arrangement and a detectable object is placed; an image reading device comprising a first sub-area in the detection surface on which the detectable object is placed and a second sub-area which consists of an area corresponding to at least a portion of the area of the image display area except for the first sub-area; and a plurality of photosensors arranged in a matrix form provided in the first sub-area and second sub-area which has uniform transmittance, wherein at least a portion of the display illumination is permeated and the image of the detectable object is read in the first sub-area.Type: ApplicationFiled: March 5, 2004Publication date: September 23, 2004Applicant: CASIO COMPUTER CO., LTD.Inventors: Yasushi Mizutani, Tomomi Sawano, Yasuo Koshizuka, Tatsuya Miyakawa, Makoto Sasaki
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Patent number: 6744416Abstract: A field sequential type liquid crystal display apparatus includes a liquid crystal display device in which unit-color image data of different colors are sequentially written in display elements during the period of one frame composed of three continuous fields, and an illuminating unit placed at the back of the liquid crystal display device to sequentially emit light beams having colors corresponding to the colors of the unit-color image data in accordance with the sequential write of the unit-color image data. The illuminating device is selectively controlled to sequential turn-on of colors, total turn-off by which the emission of all the light beams is stopped, or total turn-on. A semitransparent reflecting film is formed between the liquid crystal display device and the illuminating unit.Type: GrantFiled: December 21, 2001Date of Patent: June 1, 2004Assignee: Casio Computer Co., Ltd.Inventors: Yasushi Mizutani, Hisashi Aoki, Haruo Wakai, Shingo Yamauchi
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Publication number: 20030090583Abstract: A photosensor system includes an image read section which includes an image read region formed by arranging a plurality of photosensors in a matrix form. The image read region includes a sensitivity adjustment image read region, which is constituted of at least one of rows of the photosensors and columns. The image read section performs a read operation of a subject image by the image read region in accordance with an image read sensitivity. Read operation section is provided for sensitivity adjustment for performing a read operation for sensitivity adjustment which includes setting a charge accumulation period, reading an image for adjustment in the sensitivity adjustment image read region, and deriving an optimum image read sensitivity.Type: ApplicationFiled: November 8, 2002Publication date: May 15, 2003Applicant: Casio Computer Co., Ltd.Inventors: Yasushi Mizutani, Yoshiaki Nakamura
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Publication number: 20030020028Abstract: A photosensor system includes a photosensor array which is constituted by two-dimensionally arraying a plurality of photosensors and has a light-receiving surface, and a front light source which is arranged to face the light-receiving surface at an interval, and illuminates a rear surface of an object whose front surface is set on the light-receiving surface. An image reading assembly reads an object image by receiving light that is emitted by the front light source and passes through the object.Type: ApplicationFiled: July 24, 2002Publication date: January 30, 2003Applicant: Casio Computer Co., Ltd.Inventors: Tomomi Iihama, Hisashi Aoki, Makoto Sasaki, Yasushi Mizutani, Yoshiaki Nakamura
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Publication number: 20020196036Abstract: A reading apparatus has a sensor unit which is arranged on a substrate to read an object to be detected, a driver circuit unit which is arranged on the substrate to supply a drive signal for driving the sensor unit, and a static electricity protection portion, which is formed to cover at least a portion of the upper surface of the driver circuit unit, and at least a portion of which has electrical conductivity.Type: ApplicationFiled: June 10, 2002Publication date: December 26, 2002Applicant: Casio Computer Co., Ltd.Inventors: Tsuyoshi Toyoshima, Shigeru Morikawa, Yasushi Mizutani
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Publication number: 20020190229Abstract: A photosensor system includes a photosensor array constituted by two-dimensionally arraying a plurality of photosensors, an image reading section which reads a subject image at a predetermined image reading sensitivity by using the photosensor array, a sensitivity adjustment image reading section which reads a sensitivity adjustment subject image while the image reading sensitivity in the photosensor array is changed to a plurality of stages, an optimal image reading sensitivity deriving section which derives an image reading sensitivity optimal for reading operation of the subject image, on the basis of a pixel data group relating to an image pattern of the subject image read by the sensitivity adjustment image reading section, and an image reading sensitivity setting section-which sets the optimal image reading sensitivity as the image reading sensitivity in the image reading section.Type: ApplicationFiled: June 14, 2002Publication date: December 19, 2002Applicant: Casio Computer Co., Ltd.Inventors: Yoshiaki Nakamura, Yasushi Mizutani
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Publication number: 20020113761Abstract: A field sequential type liquid crystal display apparatus includes a liquid crystal display device in which unit-color image data of different colors are sequentially written in display elements during the period of one frame composed of three continuous fields, and an illuminating unit placed at the back of the liquid crystal display device to sequentially emit light beams having colors corresponding to the colors of the unit-color image data in accordance with the sequential write of the unit-color image data. The illuminating device is selectively controlled to sequential turn-on of colors, total turn-off by which the emission of all the light beams is stopped, or total turn-on. A semitransparent reflecting film is formed between the liquid crystal display device and the illuminating unit.Type: ApplicationFiled: December 21, 2001Publication date: August 22, 2002Applicant: Casio Computer Co., Ltd.Inventors: Yasushi Mizutani, Hisashi Aoki, Haruo Wakai, Shingo Yamauchi
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Patent number: 6393766Abstract: A molded corner sealing structure of a door weather strip for attachment along a peripheral surface of a vehicle door including a seal lip for abutment on an inner surface of a door projecting edge which projects around the vehicle door to cover an outer side surface of the door weather strip over the entire length thereof. The door weather strip has an additional secondary seal lip for abutment on the inner surface of the door projecting edge under and along the seal lip. The door weather strip is bonded to a roof-side part and corner part of the vehicle door frame with a double-sided adhesive tape, and is secured to the remaining part of the peripheral surface of the vehicle door with clips. The seal lip and secondary seal lip of the door weather strip in combination effect a double seal in the corner part thereof.Type: GrantFiled: December 28, 1999Date of Patent: May 28, 2002Assignee: Toyoda Gosei Co., Ltd.Inventors: Masahiro Nozaki, Yasushi Mizutani
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Patent number: 6340906Abstract: A flip-flop control circuit for reducing low-frequency power supply noise, a processor incorporating the flip-flop control circuit, and a method for operating the processor are disclosed.Type: GrantFiled: June 29, 2000Date of Patent: January 22, 2002Assignee: Fujitsu LimitedInventor: Yasushi Mizutani
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Publication number: 20010054261Abstract: A molded corner sealing structure of a door weather strip for attachment along a peripheral surface of a vehicle door including a seal lip for abutment on an inner surface of a door projecting edge which projects around the vehicle door to cover an outer side surface of the door weather strip over the entire length thereof. The door weather strip has an additional secondary seal lip for abutment on the inner surface of the door projecting edge under and along the seal lip. The door weather strip is bonded to a roof-side part and corner part of the vehicle door frame with a double-sided adhesive tape, and is secured to the remaining part of the peripheral surface of the vehicle door with clips. The seal lip and secondary seal lip of the door weather strip in combination effect a double seal in the corner part thereof.Type: ApplicationFiled: December 28, 1999Publication date: December 27, 2001Inventors: MASAHIRO NOZAKI, YASUSHI MIZUTANI