Patents by Inventor Fumikazu Sato
Fumikazu Sato 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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Publication number: 20200223186Abstract: Provided is a laminate in which excellent visibility is achieved by improving image blurring or the like. This laminate has a metal substrate provided with a plurality of through-holes penetrating therethrough in a thickness direction, and a resin layer provided on at least one surface of the metal substrate. In a case where an average opening ratio of the through-holes is G %, and an opening ratio of the through-holes having an opening diameter of 100 ?m or less is H %, the average opening ratio G % satisfies 50%?average opening ratio G %?80%, and a ratio R represented by the opening ratio H %/the average opening ratio G % satisfies 0.0001?R?0.5.Type: ApplicationFiled: March 26, 2020Publication date: July 16, 2020Applicant: FUJIFILM CorporationInventor: Fumikazu SATO
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Patent number: 9612551Abstract: Aspects described herein relate to a cap for a toner cartridge. In one example, the cap may be configured to close a toner supply opening of the toner cartridge. According to one or more aspects, the cap may include a sealing or covering portion configured to cover the toner supply opening and a shaft portion for rotatably supporting a to-be-detected rotary member. The to-be-detected rotary member 56 is rotatably supported around and fitted onto the shaft portion. Therefore, even if a toner supply opening of a cartridge is provided in a sidewall of the housing on a side where the to-be-detected rotary member is provided, e.g., a left sidewall, the toner supply opening and the to-be-detected rotary member can be provided in such a manner as to overlap each other.Type: GrantFiled: October 29, 2015Date of Patent: April 4, 2017Assignee: Brother Kogyo Kabushiki KaishaInventors: Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Fumikazu Sato, Hikaru Yoshizumi, Takahiro Nishimoto
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Patent number: 9348304Abstract: A process cartridge includes: a photoconductor having a peripheral surface; a first roller having a peripheral surface to be pressed against the peripheral surface of the photoconductor and configured to rotate around a first axis of rotation; a second roller having a peripheral surface to be pressed against the peripheral surface of the first roller and configured to rotate around a second axis of rotation which is parallel to the first axis of rotation; a first urging member configured to urge the first roller and the second roller in a first direction toward the photoconductor; and a second urging member configured to urge the second roller in a second direction toward the first roller. The second urging member is arranged such that the second direction is parallel to the first direction.Type: GrantFiled: August 30, 2012Date of Patent: May 24, 2016Assignee: Brother Kogyo Kabushiki KaishaInventors: Fumikazu Sato, Shota Shinoya
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Patent number: 9335655Abstract: A process cartridge, which includes a developing cartridge and a photosensitive cartridge for use with an image forming apparatus including a driving force output part and a feeding part, is provided. The developing cartridge includes a developer carrier, a first electrode provided at one side thereof, and a driving force receiving part provided at another side thereof and aligned with the first electrode such that the driving force receiving part overlaps the first electrode in a side view. The photosensitive cartridge, to which the developing cartridge is removably mounted, includes a photosensitive member, and a second electrode that contacts the first electrode when the developing cartridge is mounted in the photosensitive cartridge and that contacts the feeding part when the photosensitive cartridge is mounted in the image forming apparatus. The first electrode is pressed toward the driving force receiving part by contact with the second electrode.Type: GrantFiled: July 24, 2015Date of Patent: May 10, 2016Assignee: Brother Kogyo Kabushiki KaishaInventors: Naoya Kamimura, Fumikazu Sato
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Publication number: 20160048093Abstract: Aspects described herein relate to a cap for a toner cartridge. In one example, the cap may be configured to close a toner supply opening of the toner cartridge. According to one or more aspects, the cap may include a sealing or covering portion configured to cover the toner supply opening and a shaft portion for rotatably supporting a to-be-detected rotary member. The to-be-detected rotary member 56 is rotatably supported around and fitted onto the shaft portion. Therefore, even if a toner supply opening of a cartridge is provided in a sidewall of the housing on a side where the to-be-detected rotary member is provided, e.g., a left sidewall, the toner supply opening and the to-be-detected rotary member can be provided in such a manner as to overlap each other.Type: ApplicationFiled: October 29, 2015Publication date: February 18, 2016Inventors: Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Fumikazu Sato, Hikaru Yoshizumi, Takahiro Nishimoto
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Patent number: 9213256Abstract: The developer cartridge includes a developing roller, a supply roller, a gear, a first intermediate gear, a second intermediate gear, a developing roller gear, and a supply roller gear. The supply roller is in contact with the developing roller. The gear is configured to receive a drive force from an outside. The first intermediate gear is provided to a supply roller shaft such that the first intermediate gear is rotatable relative to the supply roller shaft. The developing roller gear is provided to a developing roller shaft such that the developing roller gear is unrotatable relative to the developing roller shaft. The developing roller gear is engaged with the second intermediate gear. The supply roller gear is provided to the supply roller shaft such that the supply roller gear is unrotatable relative to the supply roller shaft. The supply roller gear is engaged with the second intermediate gear.Type: GrantFiled: December 19, 2014Date of Patent: December 15, 2015Assignee: Brother Kogyo Kabushiki KaishaInventors: Yasushi Okabe, Hideshi Nishiyama, Fumikazu Sato
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Patent number: 9207567Abstract: Aspects described herein relate to a cap for a toner cartridge. In one example, the cap may be configured to close a toner supply opening of the toner cartridge. According to one or more aspects, the cap may include a sealing or covering portion configured to cover the toner supply opening and a shaft portion for rotatably supporting a to-be-detected rotary member. The to-be-detected rotary member 56 is rotatably supported around and fitted onto the shaft portion. Therefore, even if a toner supply opening of a cartridge is provided in a sidewall of the housing on a side where the to-be-detected rotary member is provided, e.g., a left sidewall, the toner supply opening and the to-be-detected rotary member can be provided in such a manner as to overlap each other.Type: GrantFiled: December 19, 2014Date of Patent: December 8, 2015Assignee: Brother Kogyo Kabushiki KaishaInventors: Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Fumikazu Sato, Hikaru Yoshizumi, Takahiro Nishimoto
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Publication number: 20150331353Abstract: A process cartridge, which includes a developing cartridge and a photosensitive cartridge for use with an image forming apparatus including a driving force output part and a feeding part, is provided. The developing cartridge includes a developer carrier, a first electrode provided at one side thereof, and a driving force receiving part provided at another side thereof and aligned with the first electrode such that the driving force receiving part overlaps the first electrode in a side view. The photosensitive cartridge, to which the developing cartridge is removably mounted, includes a photosensitive member, and a second electrode that contacts the first electrode when the developing cartridge is mounted in the photosensitive cartridge and that contacts the feeding part when the photosensitive cartridge is mounted in the image forming apparatus. The first electrode is pressed toward the driving force receiving part by contact with the second electrode.Type: ApplicationFiled: July 24, 2015Publication date: November 19, 2015Inventors: Naoya Kamimura, Fumikazu Sato
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Patent number: 9110441Abstract: A cartridge is detachably mountable on a main casing. The main casing is provided with a coupling member providing a driving force. The cartridge comprises: a first roller extending in a first direction and configured to rotate about a first rotational axis; a driving force receiving portion configured to receive the driving force from the coupling member to drive the first roller and rotate about a second rotational axis, the driving force receiving portion comprising a contact portion configured to be in contact with the coupling member; and a first gear comprising a gear tooth, the gear being configured to transmit the driving force received at the driving force receiving portion to the first roller. The contact portion is overlapped with the gear tooth when projected in the first direction.Type: GrantFiled: December 23, 2013Date of Patent: August 18, 2015Assignee: Brother Kogyo Kabushiki KaishaInventors: Masatoshi Shiraki, Fumikazu Sato
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Patent number: 9092003Abstract: A process cartridge, which includes a developing cartridge and a photosensitive cartridge for use with an image forming apparatus including a driving force output part and a feeding part, is provided. The developing cartridge includes a developer carrier, a first electrode provided at one side thereof, and a driving force receiving part provided at another side thereof and aligned with the first electrode such that the driving force receiving part overlaps the first electrode in a side view. The photosensitive cartridge, to which the developing cartridge is removably mounted, includes a photosensitive member, and a second electrode that contacts the first electrode when the developing cartridge is mounted in the photosensitive cartridge and that contacts the feeding part when the photosensitive cartridge is mounted in the image forming apparatus. The first electrode is pressed toward the driving force receiving part by contact with the second electrode.Type: GrantFiled: October 13, 2014Date of Patent: July 28, 2015Assignee: Brother Kogyo Kabushiki KaishaInventors: Naoya Kamimura, Fumikazu Sato
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Publication number: 20150104222Abstract: Aspects described herein relate to a cap for a toner cartridge. In one example, the cap may be configured to close a toner supply opening of the toner cartridge. According to one or more aspects, the cap may include a sealing or covering portion configured to cover the toner supply opening and a shaft portion for rotatably supporting a to-be-detected rotary member. The to-be-detected rotary member 56 is rotatably supported around and fitted onto the shaft portion. Therefore, even if a toner supply opening of a cartridge is provided in a sidewall of the housing on a side where the to-be-detected rotary member is provided, e.g., a left sidewall, the toner supply opening and the to-be-detected rotary member can be provided in such a manner as to overlap each other.Type: ApplicationFiled: December 19, 2014Publication date: April 16, 2015Inventors: Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Fumikazu Sato, Hikaru Yoshizumi, Takahiro Nishimoto
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Publication number: 20150104223Abstract: The developer cartridge includes a developing roller, a supply roller, a gear, a first intermediate gear, a second intermediate gear, a developing roller gear, and a supply roller gear. The supply roller is in contact with the developing roller. The gear is configured to receive a drive force from an outside. The first intermediate gear is provided to a supply roller shaft such that the first intermediate gear is rotatable relative to the supply roller shaft. The developing roller gear is provided to a developing roller shaft such that the developing roller gear is unrotatable relative to the developing roller shaft. The developing roller gear is engaged with the second intermediate gear. The supply roller gear is provided to the supply roller shaft such that the supply roller gear is unrotatable relative to the supply roller shaft. The supply roller gear is engaged with the second intermediate gear.Type: ApplicationFiled: December 19, 2014Publication date: April 16, 2015Inventors: Yasushi Okabe, Hideshi Nishiyama, Fumikazu Sato
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Patent number: 8948661Abstract: Aspects described herein relate to a cap for a toner cartridge. In one example, the cap may be configured to close a toner supply opening of the toner cartridge. According to one or more aspects, the cap may include a sealing or covering portion configured to cover the toner supply opening and a shaft portion for rotatably supporting a to-be-detected rotary member. The to-be-detected rotary member 56 is rotatably supported around and fitted onto the shaft portion. Therefore, even if a toner supply opening of a cartridge is provided in a sidewall of the housing on a side where the to-be-detected rotary member is provided, e.g., a left sidewall, the toner supply opening and the to-be-detected rotary member can be provided in such a manner as to overlap each other.Type: GrantFiled: May 12, 2014Date of Patent: February 3, 2015Assignee: Brother Kogyo Kabushiki KaishaInventors: Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Fumikazu Sato, Hikaru Yoshizumi, Takahiro Nishimoto
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Publication number: 20150030347Abstract: A process cartridge, which includes a developing cartridge and a photosensitive cartridge for use with an image forming apparatus including a driving force output part and a feeding part, is provided. The developing cartridge includes a developer carrier, a first electrode provided at one side thereof, and a driving force receiving part provided at another side thereof and aligned with the first electrode such that the driving force receiving part overlaps the first electrode in a side view. The photosensitive cartridge, to which the developing cartridge is removably mounted, includes a photosensitive member, and a second electrode that contacts the first electrode when the developing cartridge is mounted in the photosensitive cartridge and that contacts the feeding part when the photosensitive cartridge is mounted in the image forming apparatus. The first electrode is pressed toward the driving force receiving part by contact with the second electrode.Type: ApplicationFiled: October 13, 2014Publication date: January 29, 2015Inventors: Naoya Kamimura, Fumikazu Sato
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Patent number: 8918019Abstract: The developer cartridge includes a developing roller, a supply roller, an input gear, a developing roller gear, a supply roller gear, a first intermediate gear, and a second intermediate gear. The input gear is inputted with a drive force from an outside. The developing roller gear rotates about a first axis to drive the developing roller by the drive force. The supply roller gear rotates about a second axis parallel to the first axis to drive the supply roller by the drive force. The first intermediate gear rotates about the second axis. The first intermediate gear engages the input gear to receive the drive force therefrom. The second intermediate gear is engaged with the first intermediate gear and the developing roller gear so as to transmit the drive force from the first intermediate gear to the developing roller gear.Type: GrantFiled: August 30, 2012Date of Patent: December 23, 2014Assignee: Brother Kogyo Kabushiki KaishaInventors: Yasushi Okabe, Fumikazu Sato, Hideshi Nishiyama
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Publication number: 20140341617Abstract: Aspects described herein relate to a cap for a toner cartridge. In one example, the cap may be configured to close a toner supply opening of the toner cartridge. According to one or more aspects, the cap may include a sealing or covering portion configured to cover the toner supply opening and a shaft portion for rotatably supporting a to-be-detected rotary member. The to-be-detected rotary member 56 is rotatably supported around and fitted onto the shaft portion. Therefore, even if a toner supply opening of a cartridge is provided in a sidewall of the housing on a side where the to-be-detected rotary member is provided, e.g., a left sidewall, the toner supply opening and the to-be-detected rotary member can be provided in such a manner as to overlap each other.Type: ApplicationFiled: May 12, 2014Publication date: November 20, 2014Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Fumikazu Sato, Hikaru Yoshizumi, Takahiro Nishimoto
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Patent number: 8867949Abstract: A cartridge for use with an image forming apparatus that includes a frame to which the cartridge can be mounted is provided. The cartridge includes a developer carrier, a first electrode provided at one side thereof, and a housing including a bulkhead. Frame includes a second electrode that is configured to electrically couple to the first electrode The second electrode and the bulkhead are arranged to overlap each other when viewed from a longitudinal direction.Type: GrantFiled: May 31, 2013Date of Patent: October 21, 2014Assignee: Brother Kogyo Kabushiki KaishaInventors: Naoya Kamimura, Fumikazu Sato
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Patent number: 8867948Abstract: A cartridge may include a transfer roller, a photoconductor drum and a transfer electrode. In one or more examples, the transfer electrode may be disposed on a first side of the transfer roller while the photoconductor drum is disposed on a second side of the transfer roller, where the second side is opposite to the first side. The transfer electrode may further include ribs configured to aid in placement or positioning of the transfer electrode in one or more directions.Type: GrantFiled: March 29, 2012Date of Patent: October 21, 2014Assignee: Brother Kogyo Kabushiki KaishaInventor: Fumikazu Sato
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Publication number: 20140270849Abstract: A cartridge including: a housing including a first side wall and a second side wall which are opposed to each other; a driving input member provided to the first side wall and is configured to rotate; and a first rotary member provided at an outer side of the first side wall and is configured to rotate about a first rotational axis in response to a rotational driving force from the driving input member, wherein the first rotary member includes a protrusion protruding to the outer side, wherein the first rotary member is configured to be moved relative to the first side wall in a direction along the first rotational axis, and wherein an end portion of the first rotary member at an opposite side of the first side wall is configured to be displaced in a direction crossing the first rotational axis.Type: ApplicationFiled: May 29, 2014Publication date: September 18, 2014Applicant: Brother Kogyo Kabushiki KaishaInventors: Shota Shinoya, Masatoshi Shiraki, Fumikazu Sato, Naoto Ozeki
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Patent number: 8761643Abstract: Aspects described herein relate to a cap for a toner cartridge. In one example, the cap may be configured to close a toner supply opening of the toner cartridge. According to one or more aspects, the cap may include a sealing or covering portion configured to cover the toner supply opening and a shaft portion for rotatably supporting a to-be-detected rotary member. The to-be-detected rotary member 56 is rotatably supported around and fitted onto the shaft portion. Therefore, even if a toner supply opening of a cartridge is provided in a sidewall of the housing on a side where the to-be-detected rotary member is provided, e.g., a left sidewall, the toner supply opening and the to-be-detected rotary member can be provided in such a manner as to overlap each other.Type: GrantFiled: January 14, 2014Date of Patent: June 24, 2014Assignee: Brother Kogyo Kabushiki KaishaInventors: Motoaki Mushika, Tsutomu Suzuki, Yasuo Fukamachi, Fumikazu Sato, Hikaru Yoshizumi, Takahiro Nishimoto