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Hiroyuki Sakakibara patents

Recent patents with Hiroyuki Sakakibara listed as an inventor - additional entries may be under other spellings.


Hiroyuki Sakakibara - Related organizations: Canon Kabushiki Kaisha patents

Fixing device and heater used in fixing device

10/15/15 - 20150293483 - A heater used for a fixing device includes a substrate, first and second conductor patterns formed at either end of the substrate in the short direction of the substrate, a third conductor pattern formed between the first and second conductor patterns and separated from the two conductor patterns, a first
Inventors: Hisashi Nakahara, Hideaki Yonekubo, Satoru Taniguchi, Hiroyuki Sakakibara, Koji Nihonyanagi, Yasuhiro Shimura, Nozomu Nakajima, Yuji Fujiwara, Yusaku Iwasawa

Heater and image heating apparatus including the same

10/08/15 - 20150289317 - Resistors are connected in parallel between two conductive patterns that are provided on a heater substrate along the longitudinal direction of the substrate, and resistors are arranged so that the shortest current path of each of the resistors can overlap the shortest current path of an adjacent resistor in the
Inventors: Hiroyuki Sakakibara

Heater and image heating apparatus including the heater

09/24/15 - 20150268608 - The image heating apparatus includes an endless belt, a connector and a heater including an insulated substrate, a heat generating resistor, an electrode brought into contact with a contact of the connector; and a conductor provided on a surface of the insulated substrate opposite to a surface on which the
Inventors: Shuji Saito, Hiroyuki Sakakibara, Yusuke Nakashima, Atsuhiko Yamaguchi

Electrophotographic member and heat fixing assembly

12/04/14 - 20140356040 - The present invention is directed to providing an electrophotographic member including a conductive elastic layer having high thermal insulation properties and excellent dimensional stability. The electrophotographic member having an elastic layer which includes a plurality of voids derived from resin microballoons connected to and made open to each other and
Inventors: Hiroyuki Sakakibara, Katsuhisa Matsunaka

Fixing device and heater used in fixing device

06/19/14 - 20140169845 - A heater used for a fixing device includes a substrate, first and second conductor patterns formed at either end of the substrate in the short direction of the substrate, a third conductor pattern formed between the first and second conductor patterns and separated from the two conductor patterns, a first
Inventors: Hisashi Nakahara, Hideaki Yonekubo, Satoru Taniguchi, Hiroyuki Sakakibara, Koji Nihonyanagi, Yasuhiro Shimura, Nozomu Nakajima, Yuji Fujiwara, Yusaku Iwasawa

Image heating apparatus and heater used in the apparatus

02/06/14 - 20140037348 - An image heating apparatus includes: an endless belt; a heater, contacted to a surface of the endless belt, provided so that a longitudinal direction thereof is parallel to a generating line direction of the endless belt; and a pressing member for forming a nip together with the endless belt. The
Inventors: Takaaki Tsuruya, Hiroyuki Sakakibara

Heater and image heating apparatus including the same

01/02/14 - 20140003848 - Resistors are connected in parallel between two conductive patterns that are provided on a heater substrate along the longitudinal direction of the substrate, and resistors are arranged so that the shortest current path of each of the resistors can overlap the shortest current path of an adjacent resistor in the
Inventors: Hiroyuki Sakakibara

Heater and image heating apparatus including the heater

05/02/13 - 20130108306 - The image heating apparatus includes an endless belt, a connector and a heater including an insulated substrate, a heat generating resistor, an electrode brought into contact with a contact of the connector; and a conductor provided on a surface of the insulated substrate opposite to a surface on which the
Inventors: Shuji Saito, Hiroyuki Sakakibara, Yusuke Nakashima, Atsuhiko Yamaguchi

Image heating apparatus and heater used in the apparatus

12/06/12 - 20120308280 - An image heating apparatus includes: an endless belt; a heater, contacted to a surface of the endless belt, provided so that a longitudinal direction thereof is parallel to a generating line direction of the endless belt; and a pressing member for forming a nip together with the endless belt. The
Inventors: Takaaki Tsuruya, Hiroyuki Sakakibara

Roller for fixing apparatus, and image heating apparatus having roller for image fixing apparatus

10/25/12 - 20120269560 - A roller for a fixing device includes a foam layer; an elastic layer containing a thermo-conductive filler and provided outside of the foam layer; a middle layer provided between the foam layer and elastic layer; wherein a content of all filler in the middle layer is smaller than a content
Inventors: Hiroyuki Sakakibara

Image heating apparatus and pressure roller used for image heating apparatus

10/11/12 - 20120257913 - A pressure roller forms a nip for contacting a heating member to pinch and convey a heat recording material. The roller includes a core metal and an elastic layer containing filler. The elastic layer containing the filler includes thermal conductive filler with a length of not less than 0.05 mm
Inventors: Hiroyuki Sakakibara, Norio Hashimoto, Hiroaki Sakai, Atsushi Iwasaki, Yuko Sekihara, Kazuo Kishino, Masaaki Takahashi, Katsuhisa Matsunaka

Pressure roller and fixing device equipped with the same

08/02/12 - 20120195658 - A pressure roller for use in a fixing device includes a core metal, an elastic layer, a releasing layer, and an adhesive layer configured to cause the elastic layer and the releasing layer to adhere to each other, wherein the adhesive layer contains monomer electrolyte.
Inventors: Hiroyuki Sakakibara, Yusaku Iwasawa, Hirohiko Aiba

Pressure roller and fixing device equipped with the same

08/02/12 - 20120195657 - A pressure roller for use in a fixing device includes a core metal, an elastic layer, and a releasing layer. The releasing layer is made of at least one fluorine resin selected from among tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, ethylene-tetrafluoroethylene copolymer, and tetrafluoroethylene-hexafluoropropylene copolymer. The fluorine resin contains at least one
Inventors: Hiroyuki Sakakibara, Noriaki Sato, Shuji Saito, Hirohiko Aiba, Kouichi Uchida

Fixing rotating member and fixing device equipped with the same

08/02/12 - 20120195654 - A fixing rotating member configured to, together with a pressure member, pinch and transport a recording material carrying an image includes a base material and a releasing layer, wherein the releasing layer is made of at least one fluorine resin selected from among tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, ethylene-tetrafluoroethylene copolymer, and
Inventors: Hiroyuki Sakakibara, Noriaki Sato, Shuji Saito

Image forming apparatus

05/17/12 - 20120121285 - An image forming apparatus includes an image forming unit, a fixing unit, and a power control unit. The image forming unit forms an unfixed image on a recording material. The fixing unit includes an endless belt, a heater held in contact with the endless belt, a pressurization roller to form
Inventors: Yuko Sekihara, Hiroaki Sakai, Hiroyuki Sakakibara

Pressing roller and image heating device using the pressing roller

01/19/12 - 20120014726 - A pressing roller includes a core metal and an elastic layer containing a needle-like filler which has an average length of 0.05 mm or more and 1 mm or less and a thermal conductivity of 500 W/(m.k) or more. In the elastic layer, pore portions are dispersed.
Inventors: Yuko Sekihara, Hiroyuki Sakakibara

Image heating apparatus and pressure roller used for image heating apparatus

09/29/11 - 20110237413 - A pressure roller forming a nip portion for contacting to a heating member to pinch and convey and heat recording material includes: a core metal and an elastic layer containing filler, the elastic layer containing the filler including thermal conductive filler with length of not less than 0.05 mm and
Inventors: Hiroyuki Sakakibara, Norio Hashimoto, Hiroaki Sakai, Atsushi Iwasaki, Yuko Sekihara, Kazuo Kishino, Masaaki Takahashi, Katsuhisa Matsunaka

Image heating apparatus, pressure roller to be used in the image heating apparatus, and manufacturing method for the pressure roller

09/08/11 - 20110217092 - The image heating apparatus includes a rubber layer and a resin tube layer on a metal core. The rubber layer includes a solid rubber layer having a thermal conductivity in a thickness direction of 0.16 W/(m·K) or more and 0.40 W/(m·K) or less, and a self-bonded silicone rubber layer that
Inventors: Yuko Sekihara, Norio Hashimoto, Hiroaki Sakai, Hiroyuki Sakakibara, Atsushi Iwasaki, Kazuo Kishino, Masaaki Takahashi, Katsuhisa Matsunaka

Pressing member and image heating member using the pressing member

04/21/11 - 20110091252 - A pressing member for creating a nip in which the pressing member contacts a heating member and a recording material is heated while being nip-conveyed, includes an elastic layer and a high thermal conductive elastic layer which is provided on the elastic layer and has a thermal conductivity which is
Inventors: Yuko Sekihara, Norio Hashimoto, Hiroaki Sakai, Hiroyuki Sakakibara, Kazuo Kishino, Masaaki Takahashi, Katsuhisa Matsunaka

Heater and image heating apparatus including the same

03/17/11 - 20110062140 - Resistors are connected in parallel between two conductive patterns that are provided on a heater substrate along the longitudinal direction of the substrate, and resistors are arranged so that the shortest current path of each of the resistors can overlap the shortest current path of an adjacent resistor in the
Inventors: Hiroyuki Sakakibara

Image heating apparatus and pressure roller therein

05/07/09 - 20090116886 - A pressure member contacts with a heating member 23 to form a nip part N where a recording material P is heated and pinched-conveyed, and includes a first elastic layer 24a and a second elastic layer 24b having higher thermal conductivity than that of the first elastic layer. An elastic
Inventors: Hiroaki Sakai, Norio Hashimoto, Yuko Sekihara, Kazuo Kishino, Masaaki Takahashi, Katsuhisa Matsunaka, Atsushi Iwasaki, Hiroyuki Sakakibara


### Hiroyuki Sakakibara patent invention listings

The bibliographic references displayed about Hiroyuki Sakakibara's patents are for a recent sample of Hiroyuki Sakakibara's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Hiroyuki Sakakibara filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

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