Patents by Inventor Hiroaki Watanabe
Hiroaki Watanabe 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: 12339597Abstract: Used is an electro-conductive member for electrophotography including: a support having an electro-conductive outer surface; and an electro-conductive layer on the outer surface of the support, wherein the electro-conductive layer includes: a matrix containing a first crosslinked rubber product and having a volume resistivity greater than 1.0×1012 ?cm; and domains dispersed in the matrix, wherein the domain includes a second crosslinked rubber product and an electron conductive agent; and the electro-conductive layer includes a region T in which the volume resistivity of the matrix decreases in a depth direction from the outer surface of the electro-conductive member.Type: GrantFiled: April 1, 2022Date of Patent: June 24, 2025Assignee: CANON KABUSHIKI KAISHAInventors: Shota Kaneko, Yuichi Kikuchi, Kenji Takashima, Masahiro Kurachi, Kazuhiro Yamauchi, Satoru Nishioka, Hiroaki Watanabe
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Patent number: 12240558Abstract: There is provided a front structure of a handlebar vehicle that allows clutch and brake operations to be easily performed with one hand of the rider, a clutch lever that activates a clutch device and a brake lever of a brake device that activates a rear-wheel brake being arranged around a grip provided at a side-end part of a steering handlebar. The brake device is provided with a hydraulic master cylinder provided with a cylinder hole that accommodates a piston, and a brake lever that activates the piston. A clutch grip operation part of the clutch lever and a brake grip operation part of the brake lever extend along the grip and are able to rotate in the same rotation direction, and the clutch lever is disposed higher in the body of the vehicle than the brake lever.Type: GrantFiled: December 13, 2021Date of Patent: March 4, 2025Assignee: HITACHI ASTEMO, LTD.Inventors: Tomohiro Doi, Hiroaki Watanabe
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Publication number: 20240425318Abstract: A sheet processing apparatus in an embodiment includes a processing unit, a tray, alignment members, and a supporting member. The processing unit processes regular size sheets. The regular size sheets can be placed on a first surface of the tray. The alignment members are capable of coming into contact with end portions in a first direction, in which a line of intersection of the first surface and a horizontal plane extends, further in an upward direction than a center of gravity of a largest regular size sheet present in an initial position where the regular size sheet entering the tray is placed first. The supporting member supports a lower end portion of the largest regular size sheet and extends from inner sides to outer sides of end portions of the largest regular size sheet in the first direction.Type: ApplicationFiled: June 26, 2023Publication date: December 26, 2024Inventor: Hiroaki Watanabe
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Publication number: 20240401322Abstract: Provided is a compact toilet apparatus. A toilet apparatus (100) comprises: a toilet (10) having a bowl (10A) with a lower end opened to form a discharge port (10M), and a flapper valve (30B) that opens and closes the discharge port (10M); a buffer tank (18) provided below the flapper valve (30B); and a crushing part (12) having an inflow port (12C) communicating with a side surface of the buffer tank (18) below an upper end of the buffer tank (18) in a state where the crushing part (12) is connected to the toilet (10), the crushing part (12) crushing a solid included in sewage (Sew) stored in the buffer tank (18).Type: ApplicationFiled: June 23, 2022Publication date: December 5, 2024Applicant: AS America, Inc.Inventors: Hitomi Matsumoto, Hiroaki Watanabe, Michitarou Maki, Masashi Kusume
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Patent number: 11971683Abstract: Provided an electrophotographic electro-conductive member that can stably suppress an occurrence of fogging in an electrophotographic image. The member comprises a support having an electro-conductive outer surface, and an electro-conductive layer on the outer surface of the support, the electro-conductive layer having a matrix including a cross-linked product of a first rubber, and domains dispersed in the matrix, the domains each includes a cross-linked product of a second rubber and an electro-conductive particle, at least some of the domains is exposed to the outer surface of the electro-conductive member to constitute protrusions on an outer surface of the member, the outer surface of the electro-conductive member is constituted by the matrix and the domains exposed to the outer surface of the electrophotographic electro-conductive member, the electrophotographic electro-conductive member has an impedance of 1.0×103? or more and 1.0×108? or less, and some of the domains satisfy two specific requirements.Type: GrantFiled: September 27, 2021Date of Patent: April 30, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Satoru Nishioka, Kazuhiro Yamauchi, Hiroaki Watanabe, Takumi Furukawa, Yasuhiro Fushimoto, Masahiro Kurachi, Kenji Takashima, Yuichi Kikuchi, Kana Sato
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Patent number: 11913982Abstract: A radiated electromagnetic wave estimation is performed by a computer. The estimation process includes: converting a circuit diagram of an electronic circuit board into a combination of a plurality of partial circuits; and predicting radiated electromagnetic waves from the electronic circuit board by using a prediction result of a radiated electromagnetic wave for each of the partial circuits obtained by the converting.Type: GrantFiled: February 22, 2021Date of Patent: February 27, 2024Assignee: FUJITSU LIMITEDInventors: Yusuke Oishi, Shohei Yamane, Yoichi Kochibe, Hiroaki Watanabe, Toshiyasu Ohara
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Patent number: 11909158Abstract: Provided is a small-sized circuit board fixing structure capable of enabling a circuit board on a base to be easily replaced. A circuit board fixing structure configured to fix a circuit board onto a surface of a base includes a wire pattern formed on a surface of the circuit board, a first through hole penetrating from a front surface to a rear surface of the circuit board, a second through hole penetrating from a front surface to a rear surface of the base so as to communicate with the first through hole, an electrode penetratively inserted into the second through hole, and a fixing member engaged with the electrode mounted on the surface of the circuit board and configured to fix the circuit board to the base, in which when the fixing member and the electrode are engaged, the wire pattern and the electrode are electrically connected through the fixing member.Type: GrantFiled: January 28, 2020Date of Patent: February 20, 2024Assignee: HOYA CORPORATIONInventors: Hiroaki Watanabe, Katsumi Ashida
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Publication number: 20240043089Abstract: There is provided a front structure of a handlebar vehicle that allows clutch and brake operations to be easily performed with one hand of the rider, a clutch lever that activates a clutch device and a brake lever of a brake device that activates a rear-wheel brake being arranged around a grip provided at a side-end part of a steering handlebar. The brake device is provided with a hydraulic master cylinder provided with a cylinder hole that accommodates a piston, and a brake lever that activates the piston. A clutch grip operation part of the clutch lever and a brake grip operation part of the brake lever extend along the grip and are able to rotate in the same rotation direction, and the clutch lever is disposed higher in the body of the vehicle than the brake lever.Type: ApplicationFiled: December 13, 2021Publication date: February 8, 2024Applicant: Hitachi Astemo, Ltd.Inventors: Tomohiro Doi, Hiroaki Watanabe
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Patent number: 11640122Abstract: Provided is an electrophotographic electroconductive member including an electroconductive support and an electroconductive layer on the support, an electroconductive member is used, in which an electroconductive layer has a matrix comprising a first rubber, and domains dispersed in the matrix, the domains each comprising a second rubber and an electronic electroconductive agent, and for impedance measured by applying an AC voltage with an amplitude of 1 V to the electroconductive layer while varying frequencies between 1.0×10?2 Hz to 1.0×107 Hz under a specific environment, when a double logarithmic plot with a frequency on an abscissa and an impedance on an ordinate is obtained, a slope on a high frequency side is ?0.8 or more and —0.3 or less, and the impedance a low frequency side is from 1.0×103 to 1.0×107?.Type: GrantFiled: June 8, 2022Date of Patent: May 2, 2023Assignee: CANON KABUSHIKI KAISHAInventors: Yuichi Kikuchi, Satoru Nishioka, Kenji Takashima, Kazuhiro Yamauchi, Masahiro Kurachi, Takumi Furukawa, Hiroaki Watanabe, Kenya Terada, Yuya Tomomizu, Toshimitsu Nakazawa
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Patent number: 11507724Abstract: An estimation method is performed by a computer for estimating a far field of electromagnetic waves or heat. The method includes: generating an emphasis pattern image obtained by emphasizing each target element of a pattern image of a target circuit by an emphasizing method that corresponds to a type of each target element, with respect to the target element which is at least a part of elements included in the target circuit; and estimating the far field of electromagnetic waves or heat radiated from the target circuit by an existing estimation model using the emphasis pattern image.Type: GrantFiled: September 26, 2019Date of Patent: November 22, 2022Assignee: FUJITSU LIMITEDInventors: Shohei Yamane, Yusuke Oishi, Hiroaki Watanabe, Yoichi Kochibe
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Publication number: 20220308495Abstract: Provided is an electrophotographic electroconductive member including an electroconductive support and an electroconductive layer on the support, an electroconductive member is used, in which an electroconductive layer has a matrix comprising a first rubber, and domains dispersed in the matrix, the domains each comprising a second rubber and an electronic electroconductive agent, and for impedance measured by applying an AC voltage with an amplitude of 1 V to the electroconductive layer while varying frequencies between 1.0×10?2 Hz to 1.0×107 Hz under a specific environment, when a double logarithmic plot with a frequency on an abscissa and an impedance on an ordinate is obtained, a slope on a high frequency side is ?0.8 or more and —0.3 or less, and the impedance a low frequency side is from 1.0×103 to 1.0×107?.Type: ApplicationFiled: June 8, 2022Publication date: September 29, 2022Inventors: Yuichi Kikuchi, Satoru Nishioka, Kenji Takashima, Kazuhiro Yamauchi, Masahiro Kurachi, Takumi Furukawa, Hiroaki Watanabe, Kenya Terada, Yuya Tomomizu, Toshimitsu Nakazawa
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Patent number: 11447942Abstract: A toilet seat device includes a toilet seat, a casing provided in rear of the toilet seat, and a functional component that ejects liquid or that blows out or suctions gas. The functional component is a private part cleaning device that cleans a private part of a sitting person, a blower device that provides warm air into a toilet bowl, or a deodorizing device that deodorizes an inner portion of the toilet bowl, for example. At least part of the functional component is provided in the toilet seat, and the other part of the functional component is provided in the casing.Type: GrantFiled: March 15, 2019Date of Patent: September 20, 2022Assignee: LIXIL CorporationInventors: Kazuki Koga, Hiroaki Watanabe, Tomoya Sasaki, Tsunaki Itou
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Patent number: 11397388Abstract: A process for producing an electrophotographic electroconductive member having an electroconductive support and an electroconductive layer in the order mentioned. The electroconductive layer has a matrix including a crosslinked product of a first rubber, and a domain including a crosslinked product of a second rubber and an electroconductive particle, the process including the steps of: providing a rubber mixture for forming the domain, including carbon black and the second rubber by kneading the carbon black and the second rubber; providing a rubber mixture for forming the matrix, including the first rubber; kneading the rubber mixture for forming the domain and the rubber mixture for forming the matrix to prepare a rubber composition having a matrix-domain structure; forming a layer of the rubber composition on a surface of the electroconductive support; and curing the layer of the rubber composition on the surface of the electroconductive support to form the electroconductive layer.Type: GrantFiled: October 7, 2021Date of Patent: July 26, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Satoru Nishioka, Masahiro Kurachi, Kenji Takashima, Yuichi Kikuchi, Kazuhiro Yamauchi, Kana Sato, Takumi Furukawa, Hiroaki Watanabe, Kenya Terada, Yuya Tomomizu, Toshimitsu Nakazawa
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Publication number: 20220229379Abstract: Used is an electro-conductive member for electrophotography including: a support having an electro-conductive outer surface; and an electro-conductive layer on the outer surface of the support, wherein the electro-conductive layer includes: a matrix containing a first crosslinked rubber product and having a volume resistivity greater than 1.0×1012 ?cm; and domains dispersed in the matrix, wherein the domain includes a second crosslinked rubber product and an electron conductive agent; and the electro-conductive layer includes a region T in which the volume resistivity of the matrix decreases in a depth direction from the outer surface of the electro-conductive member.Type: ApplicationFiled: April 1, 2022Publication date: July 21, 2022Inventors: Shota Kaneko, Yuichi Kikuchi, Kenji Takashima, Masahiro Kurachi, Kazuhiro Yamauchi, Satoru Nishioka, Hiroaki Watanabe
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Patent number: 11385559Abstract: Provided is an electrophotographic electroconductive member including an electroconductive support and an electroconductive layer on the support, an electroconductive member is used, in which an electroconductive layer has a matrix comprising a first rubber, and domains dispersed in the matrix, the domains each comprising a second rubber and an electronic electroconductive agent, and for impedance measured by applying an AC voltage with an amplitude of 1 V to the electroconductive layer while varying frequencies between 1.0×10?2 Hz to 1.0×107 Hz under a specific environment, when a double logarithmic plot with a frequency on an abscissa and an impedance on an ordinate is obtained, a slope on a high frequency side is ?0.8 or more and ?0.3 or less, and the impedance a low frequency side is from 1.0×103 to 1.0×107?.Type: GrantFiled: October 16, 2020Date of Patent: July 12, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Yuichi Kikuchi, Satoru Nishioka, Kenji Takashima, Kazuhiro Yamauchi, Masahiro Kurachi, Takumi Furukawa, Hiroaki Watanabe, Kenya Terada, Yuya Tomomizu, Toshimitsu Nakazawa
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Patent number: 11374157Abstract: (Problem) To provide a small light illuminating apparatus configured to uniformly cool a plurality of light emitting diodes (LEDs) (Problem-solving approach) A light illuminating apparatus that irradiates light of a line shape includes a light source unit having a plurality of light sources arranged along a first direction on a surface of a substrate, a heat dissipation unit having a plurality of heat sink fins formed along the first direction, and thermally coupled to an opposing surface side of the substrate, a housing which receives the heat dissipation unit and forms a wind tunnel with a cooling wind flowing inside, wherein the cooling wind cools the heat sink fins, and a first cooling fan which generates the cooling wind flowing in the first direction within the wind tunnel, wherein at least one of opposite sides of a second direction of the housing has an air hole through which the cooling wind is discharged to outside via the plurality of heat sink fins, or the cooling wind is absorbed via the pluralitType: GrantFiled: December 24, 2019Date of Patent: June 28, 2022Assignee: HOYA CORPORATIONInventor: Hiroaki Watanabe
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Patent number: 11315707Abstract: There is provided a method of producing a long body covered with a covering layer, in which the long body includes at least plural electric wires and/or tubes, the covering layer includes at least a specific intermediate layer and a specific outermost layer, the method including at least: covering the long body with the covering layer; and fixing positions of the plural electric wires and/or tubes.Type: GrantFiled: September 11, 2019Date of Patent: April 26, 2022Assignee: JUNKOSHA INC.Inventor: Hiroaki Watanabe
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Patent number: 11305560Abstract: An image forming apparatus includes a feeder, a conveyance section, an image forming section, a light emitter, a light receiver, a measuring section, and a permeation depth calculator. The feeder feeds a sheet. The conveyance section conveys the sheet. The image forming section forms an image on the sheet conveyed by the conveyance section using an ink. The light emitter emits near-infrared light to the sheet with the image thereon. The light receiver receives reflected light of the near-infrared light. The reflected light has been reflected by the sheet with the image thereon. The measuring section measures a received light quantity of the reflected light. The permeation depth calculator calculates a permeation depth of the ink permeating the sheet based on the received light quantity.Type: GrantFiled: February 11, 2021Date of Patent: April 19, 2022Assignee: KYOCERA Document Solutions Inc.Inventors: Satoshi Ishii, Motoki Suzuki, Hiroaki Watanabe, Ryota Okui
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Patent number: D1032540Type: GrantFiled: July 28, 2022Date of Patent: June 25, 2024Assignee: KYOCERA CORPORATIONInventor: Hiroaki Watanabe
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Patent number: D1054991Type: GrantFiled: August 23, 2022Date of Patent: December 24, 2024Assignee: KYOCERA CORPORATIONInventor: Hiroaki Watanabe