Patents by Inventor Hideaki Miyata
Hideaki Miyata 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: 7957677Abstract: A developing device that forms a toner image on an image carrier, including: a cleaning device that recovers a toner that remains on the image carrier; a recovered toner supply port to which a recovered toner is returned; a toner transporting section that transports the toner supplied from the recovered toner supply port within the developing device; a capturing section including a plurality of capturing members formed on a path along which the toner is transported by the toner transporting section, and capturing a foreign material; and a foreign-material removal member that moves along an elongating direction of the plurality of capturing members, and removes the foreign material captured by the plurality of capturing members.Type: GrantFiled: July 7, 2006Date of Patent: June 7, 2011Assignee: Fuji Xerox Co., Ltd.Inventor: Hideaki Miyata
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Patent number: 7925186Abstract: A developing device includes (a) a developing member; (b) a developer container; (c) a partition member that partitions an interior of the developer container into a primary chamber and a secondary chamber; and (d) a developer-conveying unit that is disposed in the primary chamber, the developing device defining a collected-toner-receiving port through which a collected toner that is collected from a toner image carrier is received into the developer container; and a migration opening through which a developer held in the primary chamber is migratable to the secondary chamber, the developing device further including (e) a capturing unit that is disposed at the migration opening and captures a foreign material which migrates through the migration opening together with the developer; and (f) a foreign-material-removing unit that is disposed at the developer-conveying unit and moves the foreign material out of the developer container in accordance with the rotation of the developer-conveying.Type: GrantFiled: April 16, 2007Date of Patent: April 12, 2011Assignee: Fuji Xerox Co., Ltd.Inventors: Hideaki Miyata, Kei Hirata, Takashi Sakamoto, Kiyoshi Chatani
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Patent number: 7693477Abstract: An image forming member includes: an electrostatic latent image holding member that holds an electrostatic latent image; a developing unit that develops a toner image formed by a toner on a surface of the electrostatic latent image holding member; a toner removing member that removes a residual toner remaining on a surface of the electrostatic latent image holding member; a conveying path including a conveying member that is internally provided in the conveying path and that returns the residual toner removed from the surface of the electrostatic latent image holding member to the developing unit; and a trapping portion that traps a foreign matter conveyed by the conveying member, the electrostatic latent image holding member, the developing unit, the toner removing member, the conveying path, and the trapping portion of the image forming member being integrally and detachably attached to an image forming apparatus body.Type: GrantFiled: April 16, 2007Date of Patent: April 6, 2010Assignee: Fuji Xerox Co., Ltd.Inventors: Kiyoshi Chatani, Kei Hirata, Takashi Sakamoto, Hideaki Miyata
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Publication number: 20080227509Abstract: The invention provides a field unit of a game machine, wherein a lower-stage running surface on which a self-running body is placed can be maintained efficiently. The field unit of a game machine includes a lower-stage running surface on which a self-running body runs; and an upper-stage running surface on which a model following up the self-running body runs. In the field unit of a game machine, the lower-stage running surface is formed in a lower structure, and the upper-stage running surface is formed in an upper structure which is liftably combined with the lower structure. The upper structure is raised and lowered with a lift drive device.Type: ApplicationFiled: January 18, 2006Publication date: September 18, 2008Applicant: KONAMI DIGITAL ENTERTAINMENT CO., LTD.Inventors: Hideaki Miyata, Yasufumi Kasuya, Tetsuo Ishimaru
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Publication number: 20080056771Abstract: An image forming member includes: an electrostatic latent image holding member that holds an electrostatic latent image; a developing unit that develops a toner image formed by a toner on a surface of the electrostatic latent image holding member; a toner removing member that removes a residual toner remaining on a surface of the electrostatic latent image holding member; a conveying path including a conveying member that is internally provided in the conveying path and that returns the residual toner removed from the surface of the electrostatic latent image holding member to the developing unit; and a trapping portion that traps a foreign matter conveyed by the conveying member, the electrostatic latent image holding member, the developing unit, the toner removing member, the conveying path, and the trapping portion of the image forming member being integrally and detachably attached to an image forming apparatus body.Type: ApplicationFiled: April 16, 2007Publication date: March 6, 2008Inventors: Kiyoshi Chatani, Kei Hirata, Takashi Sakamoto, Hideaki Miyata
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Publication number: 20080056770Abstract: A developing device includes (a) a developing member; (b) a developer container; (c) a partition member that partitions an interior of the developer container into a primary chamber and a secondary chamber; and (d) a developer-conveying unit that is disposed in the primary chamber, the developing device defining a collected-toner-receiving port through which a collected toner that is collected from a toner image carrier is received into the developer container; and a migration opening through which a developer held in the primary chamber is migratable to the secondary chamber, the developing device further including (e) a capturing unit that is disposed at the migration opening and captures a foreign material which migrates through the migration opening together with the developer; and (f) a foreign-material-removing unit that is disposed at the developer-conveying unit and moves the foreign material out of the developer container in accordance with the rotation of the developer-conveying.Type: ApplicationFiled: April 16, 2007Publication date: March 6, 2008Inventors: Hideaki Miyata, Kei Hirata, Takashi Sakamoto, Kiyoshi Chatani
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Publication number: 20070147898Abstract: A developing device that forms a toner image on an image carrier, including: a cleaning device that recovers a toner that remains on the image carrier; a recovered toner supply port to which a recovered toner is returned; a toner transporting section that transports the toner supplied from the recovered toner supply port within the developing device; a capturing section including a plurality of capturing members formed on a path along which the toner is transported by the toner transporting section, and capturing a foreign material; and a foreign-material removal member that moves along an elongating direction of the plurality of capturing members, and removes the foreign material captured by the plurality of capturing members.Type: ApplicationFiled: July 7, 2006Publication date: June 28, 2007Inventor: Hideaki Miyata
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Patent number: 6996301Abstract: An optical module including a substrate, a plurality of optical components mounted on the substrate, and a plurality of first optical fibers connected to the optical components. The optical module further includes a fiber sheet including a first resin sheet having an adhesive layer on one side, a plurality of second optical fibers wired on the adhesive layer of the first resin sheet, and a second resin sheet attached to the first resin sheet so that the second optical fibers are sandwiched between the first and second resin sheets. The second optical fibers of the fiber sheet project from between the first and second resin sheets and are connected to the first optical fibers by fusion splicing.Type: GrantFiled: January 14, 2003Date of Patent: February 7, 2006Assignee: Fujitsu LimitedInventors: Tadao Arima, Osamu Saito, Shizuo Ishijima, Hideaki Miyata, Hideaki Terauchi
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Patent number: 6968097Abstract: A fiber sheet including a first resin sheet having an adhesive layer on one side, first and second optical fibers wired on the adhesive layer of the first resin sheet so as to cross each other, and a plurality of spacers scattered on the adhesive layer of the first resin sheet. The fiber sheet further includes a second resin sheet attached to the first resin sheet so that the first and second optical fibers and the spacers are sandwiched between the first and second resin sheets. Preferably, each spacer is a spherical spacer.Type: GrantFiled: January 23, 2003Date of Patent: November 22, 2005Assignee: Fujitsu LimitedInventors: Tadao Arima, Osamu Saito, Shizuo Ishijima, Hideaki Miyata, Hideaki Terauchi
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Publication number: 20040042754Abstract: An optical module including a substrate, a plurality of optical components mounted on the substrate, and a plurality of first optical fibers connected to the optical components. The optical module further includes a fiber sheet including a first resin sheet having an adhesive layer on one side, a plurality of second optical fibers wired on the adhesive layer of the first resin sheet, and a second resin sheet attached to the first resin sheet so that the second optical fibers are sandwiched between the first and second resin sheets. The second optical fibers of the fiber sheet project from between the first and second resin sheets and are connected to the first optical fibers by fusion splicing.Type: ApplicationFiled: January 14, 2003Publication date: March 4, 2004Applicant: FUJITSU LIMITEDInventors: Tadao Arima, Osamu Saito, Shizuo Ishijima, Hideaki Miyata, Hideaki Terauchi
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Publication number: 20040033005Abstract: A fiber sheet including a first resin sheet having an adhesive layer on one side, first and second optical fibers wired on the adhesive layer of the first resin sheet so as to cross each other, and a plurality of spacers scattered on the adhesive layer of the first resin sheet. The fiber sheet further includes a second resin sheet attached to the first resin sheet so that the first and second optical fibers and the spacers are sandwiched between the first and second resin sheets. Preferably, each spacer is a spherical spacer.Type: ApplicationFiled: January 23, 2003Publication date: February 19, 2004Applicant: Fujitsu LimitedInventors: Tadao Arima, Osamu Saito, Shizuo Ishijima, Hideaki Miyata, Hideaki Terauchi
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Patent number: 5495321Abstract: A developing apparatus using monocomponent developer comprising: monocomponent magnetic toner; a developer carrying body for carrying and transporting the monocomponent magnetic toner; a magnetic field generation unit fixed inside the developer carrying body; a developer supply unit for supplying the developer carrying body with the monocomponent magnetic toner; and a developer trimming member furnished to the developer supply unit for pressed contact with the circumference of the developer carrying body. The developer trimming member is made of a spring material and tipped with a sliding part which contacts the circumference of the developer carrying body slidingly and which is made of a rubber material.Type: GrantFiled: October 11, 1994Date of Patent: February 27, 1996Assignee: Fuji Xerox Co., Ltd.Inventors: Takayuki Sunaga, Akihiko Kato, Takashi Sakamoto, Hideaki Miyata
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Patent number: 5469246Abstract: A developing apparatus using monocomponent developer comprising: a developer application unit for having a thin coat of monocomponent magnetic developer of a constant thickness applied to and held over a developer carrying body, the thin coat on the developer carrying body being moved close to an image carrying member; a transfer unit for getting an alternating electric field applied between the developer carrying body and the image carrying member to transfer aerially the thin coat of monocomponent magnetic developer from the developer carrying body to the image carrying member; and a developing unit for developing a latent image on the image carrying member using the transferred developer; wherein the following conditions are met:11.times.10.sup.5 /Vp-p.ltoreq.V.sub.D .ltoreq.13.times.10.sup.5 /Vp-p3.times.10.sup.5 /Vp-p.ltoreq.G.ltoreq.5.times.10.sup.5 /Vp-pwhere, V.sub.Type: GrantFiled: October 11, 1994Date of Patent: November 21, 1995Assignee: Fuji Xerox Co., Ltd.Inventors: Takayuki Sunaga, Akihiko Kato, Takashi Sakamoto, Hideaki Miyata
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Patent number: 5463452Abstract: A single-component developing apparatus comprising a developer holding member having a peripheral surface, a power supply section applying an AC developing bias voltage to the developer holding member, the AC developing bias voltage having a waveform with predetermined minimum value, maximum value and period, an electrostatic latent image receiving member opposing the developer holding member across a gap having predetermined width, a developer supplying section supplying a developer to the developer holding member, and a developer regulating member forming developer into a thin layer on the peripheral surface of the developer holding member by pressing on the developer holding member.Type: GrantFiled: February 14, 1994Date of Patent: October 31, 1995Assignee: Fuji Xerox Co., Ltd.Inventors: Shigeru Inaba, Masaaki Fukuhara, Makoto Hirota, Mitsuo Yamamoto, Jun Abe, Hideaki Miyata, Takayuki Sunaga, Toru Ishikawa, Yoshio Shiina, Toru Isosu, Makoto Kanno
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Patent number: 5461465Abstract: A developing apparatus is disclosed, comprising a cylindrical developer support member which is provided facing an electrostatic latent image support member and transports developer attached to the surface, a developer controlling member which contacts the round surface of the developer support member under pressure to control the quantity of developer thereon, forming a thin layer of developer, and side seal members which contact the round surface of end portions of the developer support member and face the end portions of the developer controlling member along the axis of the developer support member to prevent leakage of developer, and whose side seal members do not contact the developer controlling member or contact it under a pressure which does not constrain the displacement of the developer controlling member.Type: GrantFiled: April 9, 1993Date of Patent: October 24, 1995Assignee: Fuji Xerox Co., Ltd.Inventors: Takayuki Sunaga, Akihiko Kato, Toru Ishikawa, Hideaki Miyata
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Patent number: 5374977Abstract: An apparatus for detecting and controlling a the exhaustion of toner in a developing unit of an image recording device which forms an electrostatic latent image on a latent image carrier by exposure in response to image signals and develops the electrostatic latent image to a toner image to be recorded. The apparatus includes a detection unit for detecting a presence or absence of toner in the developing unit under a condition that a power of the image recording equipment is turned on and an interlock is released, and a drive unit for driving the developing unit and the toner supplying mechanism for a predetermined period of time when the toner is exhausted as is detected by the detection unit, wherein the detection unit detects again a presence or absence of toner in the developing unit after the drive unit drives the developing unit and the toner supplying mechanism.Type: GrantFiled: August 16, 1993Date of Patent: December 20, 1994Assignee: Fuji Xerox Co., Ltd.Inventors: Yoshio Shiina, Takayuki Sunaga, Toru Isosu, Makoto Kanno, Toru Ishikawa, Hideaki Miyata