Patents by Inventor Takahiro Kashikawa
Takahiro Kashikawa 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: 9710115Abstract: A panel-type input device including a pair of electrode plates, each electrode plate having a substrate and a conductive coat provided on a surface of the substrate, the conductive coat of each electrode plate being formed from a conducting polymer. The conductive coat of each electrode plate includes a detecting area adapted to detect a touch input and an inoperative area disposed adjacent to the detecting area, the inoperative area having a surface resistivity higher than a surface resistivity of the detecting area. A parallel electrode pair adapted to apply a voltage to the conductive coat is formed in the detecting area, and conductors connected to the parallel electrode pair are formed in the inoperative area. The inoperative area insulates the conductors from the detecting area.Type: GrantFiled: August 26, 2014Date of Patent: July 18, 2017Assignees: FUJITSU COMPONENT LIMITED, FUJITSU LIMITEDInventors: Michiko Endo, Hideki Iwata, Fumio Takei, Takahiro Kashikawa
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Patent number: 9310404Abstract: A power measurement system includes: a power temperature converter attached to a power supply line of an electric instrument and having a temperature changed corresponding to a current flowing through the power supply line; a temperature measurement apparatus configured to measure the temperature of the power temperature converter; and an analyzer configured to analyze power consumed by the electric instrument by using a measurement result of the temperature of the power temperature converter obtained by the temperature measurement apparatus.Type: GrantFiled: January 30, 2013Date of Patent: April 12, 2016Assignee: FUJITSU LIMITEDInventors: Fumio Takei, Kazushi Uno, Takeo Kasajima, Takahiro Kashikawa, Minoru Ishinabe
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Publication number: 20140362312Abstract: A panel-type input device including a pair of electrode plates, each electrode plate having a substrate and a conductive coat provided on a surface of the substrate, the conductive coat of each electrode plate being formed from a conducting polymer. The conductive coat of each electrode plate includes a detecting area adapted to detect a touch input and an inoperative area disposed adjacent to the detecting area, the inoperative area having a surface resistivity higher than a surface resistivity of the detecting area. A parallel electrode pair adapted to apply a voltage to the conductive coat is formed in the detecting area, and conductors connected to the parallel electrode pair are formed in the inoperative area. The inoperative area insulates the conductors from the detecting area.Type: ApplicationFiled: August 26, 2014Publication date: December 11, 2014Applicants: FUJITSU LIMITED, FUJITSU COMPONENT LIMITEDInventors: Michiko ENDO, Hideki IWATA, Fumio TAKEI, Takahiro KASHIKAWA
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Patent number: 8847392Abstract: A panel-type input device including a pair of electrode plates, each electrode plate having a substrate and a conductive coat provided on a surface of the substrate, the conductive coat of each electrode plate being formed from a conducting polymer. The conductive coat of each electrode plate includes a detecting area adapted to detect a touch input and an inoperative area disposed adjacent to the detecting area, the inoperative area having a surface resistivity higher than a surface resistivity of the detecting area. A parallel electrode pair adapted to apply a voltage to the conductive coat is formed in the detecting area, and conductors connected to the parallel electrode pair are formed in the inoperative area. The inoperative area insulates the conductors from the detecting area.Type: GrantFiled: February 6, 2009Date of Patent: September 30, 2014Assignees: Fujitsu Component Limited, Fujitsu LimitedInventors: Michiko Endo, Hideki Iwata, Fumio Takei, Takahiro Kashikawa
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Publication number: 20130273825Abstract: An air volume adjustment device is located at a vent for connecting an equipment installation area, where a rack for housing computers is installed, to a free access floor provided below a floor of the equipment installation area and supplied with air from an air conditioner. The air volume adjustment device includes an air volume adjustment sheet provided with an opening to allow passage of air, a first roll connected to one end portion of the air volume adjustment sheet and made capable of reeling in the air volume adjustment sheet, and a second roll located away from the first roll, connected to another end portion of the air volume adjustment sheet, and made capable of reeling in the air volume adjustment sheet.Type: ApplicationFiled: June 12, 2013Publication date: October 17, 2013Applicant: FUJITSU LIMITEDInventors: Kazushi Uno, Fumio Takei, Takeo Kasajima, Takahiro Kashikawa, Minoru Ishinabe, Kyouko Tadaki
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Patent number: 7923080Abstract: A liquid crystal display which has spacers reliably joined with a pair of substrates of the liquid crystal display by using spacers adapted to the purpose with respect to material, structure, method of joining with the substrates, etc. A pair of substrates can be reliably joined with spacers, and the strength of the liquid crystal display against an external pressure as well as display characteristics can be thereby improved. A manufacturing methods for such a liquid crystal display is also disclosed.Type: GrantFiled: September 13, 2006Date of Patent: April 12, 2011Assignee: Fujitsu LimitedInventors: Katsuji Ebisu, Takahiro Kashikawa, Keiji Watanabe
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Publication number: 20090201268Abstract: A panel-type input device including a pair of electrode plates, each electrode plate having a substrate and a conductive coat provided on a surface of the substrate, the conductive coat of each electrode plate being formed from a conducting polymer. The conductive coat of each electrode plate includes a detecting area adapted to detect a touch input and an inoperative area disposed adjacent to the detecting area, the inoperative area having a surface resistivity higher than a surface resistivity of the detecting area. A parallel electrode pair adapted to apply a voltage to the conductive coat is formed in the detecting area, and conductors connected to the parallel electrode pair are formed in the inoperative area. The inoperative area insulates the conductors from the detecting area.Type: ApplicationFiled: February 6, 2009Publication date: August 13, 2009Applicants: FUJITSU COMPONENT LIMITED, FUJITSU LIMITEDInventors: Michiko Endo, Hideki Iwata, Fumio Takei, Takahiro Kashikawa
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Publication number: 20080223629Abstract: A coordinate input apparatus with a pair of conductive films which are arranged opposite to each other for identifying a coordinate by a contact therebetween, wherein at least one of the conductive films contains clay minerals.Type: ApplicationFiled: March 17, 2008Publication date: September 18, 2008Applicant: FUJITSU LIMITEDInventors: Takahiro KASHIKAWA, Fumio TAKEI
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Patent number: 7316882Abstract: The present invention provides an image forming method for obtaining excellent color fixed images with a smaller amount of light energy. This image forming method includes the steps of: forming a toner layer of a color toner containing at least a binder resin, a coloring agent, and an infrared absorbent, on a recording medium; and fixing the toner layer by flashlight emission, where the relationship among the PAS level S of the color toner that is obtained by integrating an infrared PAS spectrum obtained through PAS (photoacoustic spectroscopy) analysis in the range of 800 nm to 2000 nm, the melt viscosity ? of the color toner at a reference temperature, and the energy E of the flashlight, is expressed by the following relational expression: 1000??/E·S?5500.Type: GrantFiled: September 30, 2002Date of Patent: January 8, 2008Assignee: Fuji Xerox Co., Ltd.Inventors: Yoshimichi Katagiri, Yasushige Nakamura, Katsuji Ebisu, Yuzo Horikoshi, Takahiro Kashikawa
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Patent number: 7179512Abstract: A liquid crystal display which has spacers reliably joined with a pair of substrates of the liquid crystal display by using spacers adapted to the purpose with respect to material, structure, method of joining with the substrates, etc. A pair of substrates can be reliably joined with spacers, and the strength of the liquid crystal display against an external pressure as well as display characteristics can be thereby improved. A manufacturing methods for such a liquid crystal display is also disclosed.Type: GrantFiled: May 13, 2003Date of Patent: February 20, 2007Assignee: Fujitsu LimitedInventors: Katsuji Ebisu, Takahiro Kashikawa
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Publication number: 20070009677Abstract: A liquid crystal display which has spacers reliably joined with a pair of substrates of the liquid crystal display by using spacers adapted to the purpose with respect to material, structure, method of joining with the substrates, etc. A pair of substrates can be reliably joined with spacers, and the strength of the liquid crystal display against an external pressure as well as display characteristics can be thereby improved. A manufacturing methods for such a liquid crystal display is also disclosed.Type: ApplicationFiled: September 13, 2006Publication date: January 11, 2007Applicant: Fujitsu LimitedInventors: Katsuji Ebisu, Takahiro Kashikawa, Keiji Watanabe
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Patent number: 7045265Abstract: Electrophotographic color toner prepared as a mixture of white toner and chromatic color toner in an electrophotographic toner composition at least containing a colorant, a binder resin and an additive, wherein a colorant of the white toner is one member selected from the group consisting of silver white pigment, titanium white pigment, zinc white pigment, and titanium strontium white pigment.Type: GrantFiled: October 8, 2003Date of Patent: May 16, 2006Assignee: Fuji Xerox Co., Ltd.Inventors: Yuzo Horikoshi, Katsuji Ebisu, Takahiro Kashikawa
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Patent number: 6982139Abstract: An electrophotographic color toner at least includes a colorant, a binder resin and an additive, wherein the additive includes at least any of burned fine particles selected from titanium oxide fine particles and tin oxide fine particles obtained by a burning process.Type: GrantFiled: May 28, 2003Date of Patent: January 3, 2006Assignee: Fuji Xerox Co., LTDInventors: Yuzo Horikoshi, Katsuji Ebisu, Takahiro Kashikawa
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Publication number: 20040137349Abstract: Electrophotographic color toner prepared as a mixture of white toner and chromatic color toner in an electrophotographic toner composition at least containing a colorant, a binder resin and an additive, wherein a colorant of the white toner is one member selected from the group consisting of silver white pigment, titanium white pigment, zinc white pigment, and titanium strontium white pigment.Type: ApplicationFiled: October 8, 2003Publication date: July 15, 2004Applicant: FUJI XEROX CO., LTD.Inventors: Yuzo Horikoshi, Katsuji Ebisu, Takahiro Kashikawa
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Patent number: 6703175Abstract: A color toner for electrophotography containing less conductive particles that have appropriate electrical resistance and an aspect ratio can produce clear color images. Specifically, the conductive particles contained in the color toner having an electrical resistance of 1-100 &OHgr;·cm, an aspect ratio of 10 or more, and a major axis length of 4 &mgr;m or less that are distributed in the binding resin of the color toner at a weight percentage of 20 wt % or less ensure preferable properties of the color toner.Type: GrantFiled: March 20, 2002Date of Patent: March 9, 2004Assignee: Fuji Xerox Co., Ltd.Inventors: Katsuji Ebisu, Yuzo Horikoshi, Takahiro Kashikawa
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Publication number: 20030224274Abstract: An electrophotographic color toner at least includes a colorant, a binder resin and an additive, wherein the additive includes at least any of burned fine particles selected from titanium oxide fine particles and tin oxide fine particles obtained by a burning process.Type: ApplicationFiled: May 28, 2003Publication date: December 4, 2003Applicant: FUJI XEROX CO., LTD.Inventors: Yuzo Horikoshi, Katsuji Ebisu, Takahiro Kashikawa
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Publication number: 20030214623Abstract: A liquid crystal display which has spacers reliably joined with a pair of substrates of the liquid crystal display by using spacers adapted to the purpose with respect to material, structure, method of joining with the substrates, etc. A pair of substrates can be reliably joined with spacers, and the strength of the liquid crystal display against an external pressure as well as display characteristics can be thereby improved. A manufacturing methods for such a liquid crystal display is also disclosed.Type: ApplicationFiled: May 13, 2003Publication date: November 20, 2003Applicant: FUJITSU LIMITEDInventors: Katsuji Ebisu, Takahiro Kashikawa, Keiji Watanabe
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Publication number: 20030203304Abstract: The present invention provides an image forming method for obtaining excellent color fixed images with a smaller amount of light energy.Type: ApplicationFiled: September 30, 2002Publication date: October 30, 2003Applicant: FUJITSU LIMITEDInventors: Yoshimichi Katagiri, Yasushige Nakamura, Katsuji Ebisu, Yuzo Horikoshi, Takahiro Kashikawa
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Patent number: 6555280Abstract: A color toner to which flash light is applied and is fixed on a recording medium at least includes a binding resin, a colorant, and a infrared absorbent. PAS intensity thereof obtained from integration of infrared PAS spectrum obtained based on photoacoustic spectroscopy (PAS) analytical measurement through a range between 800 and 2000 nm is in a range between 0.01 and 0.2 assuming that the value of carbon black is 1.Type: GrantFiled: October 17, 2001Date of Patent: April 29, 2003Assignee: Fujitsu LimitedInventors: Yuzo Horikoshi, Katsuji Ebisu, Takahiro Kashikawa, Katsura Sakamoto
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Publication number: 20030059698Abstract: A color toner for electrophotography containing less conductive particles that have appropriate electrical resistance and an aspect ratio can produce clear color images. Specifically, the conductive particles contained in the color toner having an electrical resistance of 1-100 &OHgr;·cm, an aspect ratio of 10 or more, and a major axis length of 4 &mgr;m or less that are distributed in the binding resin of the color toner at a weight percentage of 20 wt % or less ensure preferable properties of the color toner.Type: ApplicationFiled: March 20, 2002Publication date: March 27, 2003Applicant: Fujitsu LimitedInventors: Katsuji Ebisu, Yuzo Horikoshi, Takahiro Kashikawa