Patents by Inventor Satoshi Mizushima
Satoshi Mizushima 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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Patent number: 8615114Abstract: An image reading apparatus is disclosed that includes a light emitting unit that illuminates light on an object; an image capturing device that receives incident light from the object and generates an electrical signal according to the intensity of the received incident light; an object detecting unit that detects the object being positioned close to the image capturing device; a disturbance light intensity determining unit that turns off the light emitting unit when the object detecting unit detects the object being positioned close to the image capturing device, controls the image capturing device to acquire pixel data of a predetermined number of pixels by imaging the object, and determines a disturbance light intensity based on the acquired pixel data; and a light accumulating time setting unit that sets a light accumulating time of the image capturing device based on the disturbance light intensity determined by the disturbance light intensity determining unit.Type: GrantFiled: July 23, 2008Date of Patent: December 24, 2013Assignee: Mitsumi Electric Co., Ltd.Inventors: Satoshi Mizushima, Yoshinori Tahara
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Patent number: 8453958Abstract: A method of winding a tape-like laminated film in a disk form, in which the winding tension force applied to the tape-like laminated film is so controlled as to be 0%/winding meters to +0.10%/winding meters to the tension value at the start of winding in accordance with the length of the tape-like laminated film wound around a core. According to this method, the occurrence of the deformation and the winding breakage of the tape-like laminated film during the transportation and storage thereof can be suppressed.Type: GrantFiled: February 17, 2009Date of Patent: June 4, 2013Assignee: Denki Kagaku Kogyo Kabushiki KaishaInventors: Hisatsugu Tokunaga, Satoshi Mizushima
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Patent number: 8131027Abstract: A finger contact detecting apparatus, which detects a finger being swept on a fingerprint sensor of the finger contact detecting apparatus, the finger contact detecting apparatus including, a pixel data averaging unit calculating an average value of pixel data collected by the fingerprint sensor; a deviation adding unit calculating, based on the average value and respective pixel data of predetermined pixels obtained by the fingerprint sensor, a summation of deviations of the respective pixel data of the predetermined pixels; and a finger contact detecting unit determining whether the finger is separated from the fingerprint sensor based on the summation of deviations and a predetermined threshold value.Type: GrantFiled: September 22, 2008Date of Patent: March 6, 2012Assignee: Mitsumi Electric Co., Ltd.Inventors: Satoshi Mizushima, Yoshinori Tahara
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Publication number: 20110024541Abstract: A method of winding a tape-like laminated film in a disk form, in which the winding tension force applied to the tape-like laminated film is so controlled as to be 0%/winding meters to +0.10%/winding meters to the tension value at the start of winding in accordance with the length of the tape-like laminated film wound around a core. According to this method, the occurrence of the deformation and the winding breakage of the tape-like laminated film during the transportation and storage thereof can be suppressed.Type: ApplicationFiled: February 17, 2009Publication date: February 3, 2011Applicant: Denki Kagaku Kogyo Kabushiki KaishaInventors: Hisatsugu Tokunaga, Satoshi Mizushima
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Publication number: 20090087043Abstract: An image reading apparatus is disclosed that includes a light emitting unit that illuminates light on an object; an image capturing device that receives incident light from the object and generates an electrical signal according to the intensity of the received incident light; an object detecting unit that detects the object being positioned close to the image capturing device; a disturbance light intensity determining unit that turns off the light emitting unit when the object detecting unit detects the object being positioned close to the image capturing device, controls the image capturing device to acquire pixel data of a predetermined number of pixels by imaging the object, and determines a disturbance light intensity based on the acquired pixel data; and a light accumulating time setting unit that sets a light accumulating time of the image capturing device based on the disturbance light intensity determined by the disturbance light intensity determining unit.Type: ApplicationFiled: July 23, 2008Publication date: April 2, 2009Inventors: Satoshi Mizushima, Yoshinori Tahara
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Publication number: 20090087044Abstract: A finger contact detecting apparatus, which detects a finger being swept on a fingerprint sensor of the finger contact detecting apparatus, the finger contact detecting apparatus including, a pixel data averaging unit calculating an average value of pixel data collected by the fingerprint sensor; a deviation adding unit calculating, based on the average value and respective pixel data of predetermined pixels obtained by the fingerprint sensor, a summation of deviations of the respective pixel data of the predetermined pixels; and a finger contact detecting unit determining whether the finger is separated from the fingerprint sensor based on the summation of deviations and a predetermined threshold value.Type: ApplicationFiled: September 22, 2008Publication date: April 2, 2009Inventors: Satoshi Mizushima, Yoshinori Tahara
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Patent number: 7308833Abstract: In a torque sensor having lead pins connected to a wire harness, the wire harness includes: a plurality of lead wires; a plurality of connection terminals each having a sleeve mounted around each of the lead pins and a connection portion extended from an outer periphery of the sleeve to be connected with one end of the lead wire; and an electrically insulating terminal holder for holding the plural connection terminals. The terminal holder includes: a sleeve holder portion for holding the sleeves in mutually spaced relation in order to prevent the sleeves from contacting each other; and a connection-portion holder portion for holding the connection portions in mutually spaced relation in order to prevent the connection portions from bending to contact each other.Type: GrantFiled: May 25, 2005Date of Patent: December 18, 2007Assignees: Favess Co., Ltd., Koyo Seiko Co. Ltd., Hitachi Cable Ltd, Toyoda Koki Kabushiki KaishaInventors: Takahiro Sanada, Yoshirou Sakai, Satoshi Mizushima, Masaaki Nagai, Daisuke Kimoto
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Publication number: 20050274202Abstract: In a torque sensor having lead pins connected to a wire harness, the wire harness includes: a plurality of lead wires; a plurality of connection terminals each having a sleeve mounted around each of the lead pins and a connection portion extended from an outer periphery of the sleeve to be connected with one end of the lead wire; and an electrically insulating terminal holder for holding the plural connection terminals. The terminal holder includes: a sleeve holder portion for holding the sleeves in mutually spaced relation in order to prevent the sleeves from contacting each other; and a connection-portion holder portion for holding the connection portions in mutually spaced relation in order to prevent the connection portions from bending to contact each other.Type: ApplicationFiled: May 25, 2005Publication date: December 15, 2005Applicants: FAVESS CO., LTD., KOYO SEIKO CO., LTD., HITACHI CABLE, LTD., TOYODA KOKI KABUSHIKI KAISHAInventors: Takahiro Sanada, Yoshirou Sakai, Satoshi Mizushima, Masaaki Nagai, Daisuke Kimoto
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Patent number: 6476329Abstract: A twisted flat cable is provided which includes parallel fused portions and twisted pair portions alternating with the parallel fused portions. TPO (thermoplastic olefin) is used as an insulating material for an insulative layer that covers conductors to provide separately insulated conductors constituting the parallel fused portions and the twisted pair portions in the twisted flat cable. By virtue of this construction, the twisted flat cable has excellent transmission characteristics.Type: GrantFiled: August 27, 1999Date of Patent: November 5, 2002Assignee: Hitachi Cable, Ltd.Inventors: Yoshinori Tsukamoto, Fumio Shimizu, Osamu Mochizuki, Masaaki Aoyagi, Satoshi Mizushima
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Publication number: 20020084101Abstract: A twisted flat cable is provided which comprises parallel fused portions and twisted pair portions alternating with the parallel fused portions. TPO (thermoplastic olefin) is used as an insulating material for an insulative layer that covers conductors to provide separately insulated conductors constituting the parallel fused portions and the twisted pair portions in the twisted flat cable. By virtue of this construction, the twisted flat cable has excellent transmission characteristics.Type: ApplicationFiled: August 27, 1999Publication date: July 4, 2002Inventors: YOSHINORI TSUKAMOTO, FUMIO SHIMIZU, OSAMU MOCHIZUKI, MASAAKI AOYAGI, SATOSHI MIZUSHIMA
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Patent number: 6412265Abstract: A plurality of perforations 6 has been defined on a plastic tape 5 to be laminated on insulated wire cores 2. Accordingly, intrusions of the plastic tape 5 in between each of pair-twisted sections 4 are elevated in laminating step of the plastic tape 5. As a result, collapses in the pair-twisted sections 4 decrease, and in addition, portions of a tape material corresponding to perforations 6 defined on the plastic tape 5 are replaced by air, so that dielectric constant between conductors of the insulated wire cores 2 decreases, whereby decrease in impedance can be reduced. Thus, a twisted flat cable I exhibiting flexibility and accompanying with no decrease in impedance in laminating step is provided.Type: GrantFiled: September 7, 2001Date of Patent: July 2, 2002Assignee: Hitachi Cable, Ltd.Inventors: Tetsuhiro Yamamoto, Satoshi Mizushima
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Patent number: 6270598Abstract: A mold is disposed just behind twist ports for forming twisted pair portions of a flat cable. When a plurality of insulated conductors in their portion corresponding to a parallel portion, before fusion, of a flat cable are passed through the twist ports, the rotation of the twist ports is stopped to permit the plurality of insulated conductors to be parallel aligned with an identical pitch. The mold comprises a combination of two molds each having a plurality of grooves for accommodating therein the plurality of insulated conductors delivered from the twist ports. Upon accommodation of the plurality of insulated conductors within the grooves of the mold, fusion between adjacent insulated conductors in their insulative layers is carried out in the mold to form a parallel fused portion.Type: GrantFiled: July 27, 1999Date of Patent: August 7, 2001Assignee: Hitachi Cable, Ltd.Inventors: Tsukasa Kasahara, Osamu Mochizuki, Masaaki Aoyagi, Satoshi Mizushima
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Patent number: 6215071Abstract: In a flat cable including fused portions and twisted pair portions, the length of the twisted pair portions being not constant, the twist pitch of the twisted pair portions being substantially constant independently of the length of the twisted pair portions, some of the twisted pair portions being constituted by S twists with the other twisted pair portions being constituted by Z twists, the next twisted pair portion is twisted in such a manner that, when the number of twists in the S twisted pair portions in the longitudinal direction of the flat cable is added as “plus (+)” value with the number of twists in the Z twisted pair portions being added as “minus (−)” value, the twist sense in the next twisted pair portion is Z twist sense if the integrated value of the number of twists is plus (+) while the twist sense in the next twisted pair portion is S twist sense if the integrated value of the number of twists is minus (−).Type: GrantFiled: July 21, 1999Date of Patent: April 10, 2001Assignee: Hitachi Cable Ltd.Inventors: Tsukasa Kasahara, Osamu Mochizuki, Masaaki Aoyagi, Satoshi Mizushima