Patents by Inventor Yuki Koike
Yuki Koike 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: 20240101372Abstract: A medium transport device includes a first transporter configured to transport a medium by nipping the medium along with rotation, a second transporter configured to transport the medium and disposed on an upstream side of the first transporter in a transport direction of the medium, a first adjuster configured to adjust a position of the medium in a width direction by moving the first transporter and the second transporter in the width direction of the medium with the medium nipped by the first transporter and the second transporter, and a second adjuster configured to adjust a contact pressure of the first transporter for the medium and a contact pressure of the second transporter for the medium based on resistance caused when the medium is moved in the width direction.Type: ApplicationFiled: March 24, 2023Publication date: March 28, 2024Applicant: FUJIFILM Business Innovation Corp.Inventors: Hirotake EGUCHI, Yasunobu GOTO, Yoshinori KOIKE, Yuki KAWAZOE, Shuhei KOBORI, Kiyoshi WATANABE
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Publication number: 20240101378Abstract: A sheet transporting device includes: a skew correcting component configured to correct any skew of a sheet by executing speed-gap driving in which first and second transporting components that are arranged at respective positions in a direction intersecting a direction of sheet transport are driven for a predetermined time period with a speed gap between the first and second transporting components; and a changing component configured to change, with reference to a characteristic relevant to sheet transport, a state of the speed-gap driving of the skew correcting component.Type: ApplicationFiled: March 7, 2023Publication date: March 28, 2024Applicant: FUJIFILM Business Innovation Corp.Inventors: Yoshinori KOIKE, Hirotake EGUCHI, Yasunobu GOTO, Kiyoshi WATANABE, Yuki KAWAZOE, Shuhei KOBORI
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Publication number: 20240101381Abstract: A sheet transporting device includes first and second position correcting components provided at respective positions in a direction of sheet transport and each being configured to correct a position of a sheet in a direction intersecting the direction of sheet transport by being shifted in the direction intersecting the direction of sheet transport while holding the sheet, and a changing component capable of changing an amount of correction of the position of the sheet individually for the first and second position correcting components.Type: ApplicationFiled: March 24, 2023Publication date: March 28, 2024Applicant: FUJIFILM Business Innovation Corp.Inventors: Yasunobu GOTO, Kiyoshi WATANABE, Yoshinori KOIKE, Hirotake EGUCHI, Yuki KAWAZOE, Shuhei KOBORI
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Patent number: 11929201Abstract: A surface mount inductor includes a coil including a wound portion and a feeder end portion drawn out from the wound portion, a compact that contains a magnetic powder and that encapsulates the coil, and an external terminal disposed on the compact and connected to the coil. The compact has surfaces including two pressed surfaces, opposing each other in a direction of an axis of the wound portion and formed by being pressed in the direction of the axis, and a non-pressed surface, adjacent to the two surfaces and not pressed. The coil is disposed so that the axis of the wound portion is parallel to a mount surface of the compact. The mount surface is included in the non-pressed surface, the feeder end portion is exposed from the mount surface, and the external terminal is formed on only the non-pressed surface and connected to the feeder end portion.Type: GrantFiled: March 7, 2023Date of Patent: March 12, 2024Assignee: Murata Manufacturing Co., Ltd.Inventors: Yuki Kitashima, Masaki Kitajima, Takeo Ohaga, Takeshi Shimada, Yoshiaki Hirama, Daigo Mizumura, Ryota Watanabe, Masato Koike, Yuusuke Morita
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Patent number: 11870963Abstract: According to an embodiment, an image forming apparatus includes a sheet conveyance unit that is configured to transport a print medium along a conveyance path. An antenna is configured to emit radio waves towards a predetermined portion of the conveyance path. A controller is configured to control the antenna to emit the radio waves towards the predetermined portion with a polarization direction set according to a type of the print medium being transported by the sheet conveyance unit. The print medium may have, for example, one or more wireless tags thereon or therein.Type: GrantFiled: August 22, 2022Date of Patent: January 9, 2024Assignee: Toshiba Tec Kabushiki KaishaInventors: Fumiharu Nakayama, Takashi Tomiyama, Yuki Koike, Toshihiro Imai
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Patent number: 11832564Abstract: This brush cutter includes: a drive unit; a working unit which is driven by power of the drive unit; a shaft which transmits the power of the drive unit to the working unit; a tubular portion which is disposed between the drive unit and the working unit, and in which the shaft is inserted; a floating box which has a handle support portion; and a handle which is supported by the handle support portion. The brush cutter is provided with a vibration absorbing member which fits in a tubular portion side fitting portion provided in the tubular portion and fits in a box side fitting portion provided in the floating box.Type: GrantFiled: March 30, 2018Date of Patent: December 5, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Yuki Koike, Dai Hyakusawa, Shingo Tsuruoka, Takahiro Nakayama, Takahiro Yamamoto, Takuma Kimoto, Toshiro Uchida
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Patent number: 11809944Abstract: A data writing device includes a roller configured to convey a label including a radio tag along a predetermined path, a reader/writer configured to wirelessly communicate with the radio tag, and a controller configured to control the roller to convey the label and control the reader/writer to acquire a plurality of radio wave intensities from the radio tag at different positions along the predetermined path as the label is conveyed, and determine one of the different positions along the predetermined path at which the radio wave intensities are equal to or greater than a threshold value as a writing position for the radio tag.Type: GrantFiled: January 5, 2021Date of Patent: November 7, 2023Assignee: Toshiba Tec Kabushiki KaishaInventors: Yuki Koike, Sadatoshi Oishi
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Publication number: 20230306223Abstract: A sheet processing apparatus for processing sheets each with a wireless tag, includes a roller, a wireless tag reader/writer, and a controller configured to control the roller to convey a first sheet with a first tag along a path, control the reader/writer to acquire first strengths of radio signals received from the first tag during the conveyance and second strengths of radio signals received from wireless tags of sheets not being conveyed, determine a threshold value of signal strength for distinguishing a wireless tag being conveyed from wireless tags not being conveyed based on the first and second strengths, and control the roller to convey a second sheet with a second tag and control the reader/writer to write to the second tag when a strength of a radio signal from the second tag is greater than or equal to the threshold value.Type: ApplicationFiled: May 31, 2023Publication date: September 28, 2023Inventor: Yuki KOIKE
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Publication number: 20230297792Abstract: A wireless tag communication device for communicating with a wireless tag conveyed in a conveyance direction includes an antenna with a plurality of radiation regions from which a polarized radio wave is emitted and including a first radiation region extending along a first direction crossing the conveyance direction and having a first length in the first direction, and a second radiation region extending parallel to the first radiation region and having a second length that is different from the first length in the first direction, and a controller configured to cause at least one of the first and second radiation regions to emit a polarized wave towards the wireless tag.Type: ApplicationFiled: May 22, 2023Publication date: September 21, 2023Inventor: Yuki KOIKE
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Patent number: 11704527Abstract: A sheet processing apparatus for processing sheets each with a wireless tag, includes a roller, a wireless tag reader/writer, and a controller configured to control the roller to convey a first sheet with a first tag along a path, control the reader/writer to acquire first strengths of radio signals received from the first tag during the conveyance and second strengths of radio signals received from wireless tags of sheets not being conveyed, determine a threshold value of signal strength for distinguishing a wireless tag being conveyed from wireless tags not being conveyed based on the first and second strengths, and control the roller to convey a second sheet with a second tag and control the reader/writer to write to the second tag when a strength of a radio signal from the second tag is greater than or equal to the threshold value.Type: GrantFiled: May 24, 2022Date of Patent: July 18, 2023Assignee: Toshiba Tec Kabushiki KaishaInventor: Yuki Koike
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Patent number: 11699049Abstract: A wireless tag communication device for communicating with a wireless tag conveyed by a conveyance mechanism, includes radiation regions from which a radio wave is emitted. The radiation regions include a first region extending along a first direction crossing a conveyance direction of the tag and having a first length in the first direction, a second region extending along the first direction and having a second length in the first direction, a third region extending along the conveyance direction and having a third length in the conveyance direction, and a fourth region extending along the conveyance direction and having a fourth length in the conveyance direction. The device further includes a controller configured to cause at least one of the first, second, third and, fourth regions to emit a polarized wave towards the tag. Each of the first and second regions partially overlaps the third and fourth regions.Type: GrantFiled: May 19, 2021Date of Patent: July 11, 2023Assignee: Toshiba Tec Kabushiki KaishaInventor: Yuki Koike
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Patent number: 11599762Abstract: According to one embodiment, a reading apparatus includes a shielding body, an antenna, and a reader and writer. The shielding body is formed in a box shape with an upper opening, to place an accommodating body and to shield radio waves. The antenna is provided in the shielding body to receive information from an RFID tag attached to a product that is passing through the opening. The reader and writer is connected to the antenna to read information of the product from the information received by the antenna.Type: GrantFiled: October 28, 2021Date of Patent: March 7, 2023Assignee: TOSHIBA TEC KABUSHIKA KAISHAInventors: Sadatoshi Oishi, Yuki Koike, Sunao Tsuchida, Jun Yaginuma
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Patent number: 11574161Abstract: A wireless tag processing device includes a wireless tag reader-writer and a processor configured to acquire first and second sets of parameter values, control the reader-writer to transmit a radio wave using each parameter value of the first set and acquire a first intensity of a response wave from a wireless tag, when a highest first intensity satisfies a first condition, determine a parameter value of the first set corresponding to the highest intensity as a parameter value to be used by the reader-writer, and when the highest intensity does not satisfy the condition, control the reader-writer to transmit a radio wave using each parameter value of the second set and acquire a second intensity, and when a highest second intensity satisfies a second condition, determine a parameter value of the second set corresponding to the highest second intensity as the parameter value to be used by the reader-writer.Type: GrantFiled: September 8, 2021Date of Patent: February 7, 2023Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventor: Yuki Koike
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Patent number: 11551015Abstract: According to one embodiment, a merchandise reading apparatus is equipped with a storage chamber formed of a radio wave shielding member and a reading apparatus which reads information of a radio tag from merchandise attached with the radio tag and stored in the storage chamber, and at least a part of the storage chamber is formed of a light transmitting member.Type: GrantFiled: February 8, 2021Date of Patent: January 10, 2023Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventors: Sunao Tsuchida, Sadatoshi Oishi, Jun Yaginuma, Seiya Kishimoto, Yuki Koike
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Publication number: 20220394920Abstract: A portable work machine wherein a first region of a shaft facing a handle support part corresponds to the antinode of vibration generated in the shaft. A plurality of bearing members are disposed along the longitudinal direction of the shaft at positions other than the first region in a cylindrical part.Type: ApplicationFiled: October 31, 2019Publication date: December 15, 2022Inventors: Yuki Koike, Shingo Tsuruoka
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Publication number: 20220400185Abstract: According to an embodiment, an image forming apparatus includes a sheet conveyance unit that is configured to transport a print medium along a conveyance path. An antenna is configured to emit radio waves towards a predetermined portion of the conveyance path. A controller is configured to control the antenna to emit the radio waves towards the predetermined portion with a polarization direction set according to a type of the print medium being transported by the sheet conveyance unit. The print medium may have, for example, one or more wireless tags thereon or therein.Type: ApplicationFiled: August 22, 2022Publication date: December 15, 2022Inventors: Fumiharu NAKAYAMA, Takashi TOMIYAMA, Yuki KOIKE, Toshihiro IMAI
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Publication number: 20220369551Abstract: A work machine wherein motive power of a drive part is transmitted to an operation part through a shaft, the shaft being inserted into a cylindrical part and supported by a plurality of bearing members. In the cylindrical part, the plurality of bearing members are disposed on the node side of vibration generated in the shaft or the cylindrical part.Type: ApplicationFiled: October 31, 2019Publication date: November 24, 2022Inventors: Yuki Koike, Shingo Tsuruoka, Mai Kurihara, Takuma Namiki, Gaku Naoe
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Patent number: 11457119Abstract: According to an embodiment, an image forming apparatus includes a sheet conveyance unit that is configured to transport a print medium along a conveyance path. An antenna is configured to emit radio waves towards a predetermined portion of the conveyance path. A controller is configured to control the antenna to emit the radio waves towards the predetermined portion with a polarization direction set according to a type of the print medium being transported by the sheet conveyance unit. The print medium may have, for example, one or more wireless tags thereon or therein.Type: GrantFiled: April 27, 2021Date of Patent: September 27, 2022Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventors: Fumiharu Nakayama, Takashi Tomiyama, Yuki Koike, Toshihiro Imai
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Publication number: 20220283766Abstract: A sheet processing apparatus for processing sheets each with a wireless tag, includes a roller, a wireless tag reader/writer, and a controller configured to control the roller to convey a first sheet with a first tag along a path, control the reader/writer to acquire first strengths of radio signals received from the first tag during the conveyance and second strengths of radio signals received from wireless tags of sheets not being conveyed, determine a threshold value of signal strength for distinguishing a wireless tag being conveyed from wireless tags not being conveyed based on the first and second strengths, and control the roller to convey a second sheet with a second tag and control the reader/writer to write to the second tag when a strength of a radio signal from the second tag is greater than or equal to the threshold value.Type: ApplicationFiled: May 24, 2022Publication date: September 8, 2022Inventor: Yuki KOIKE
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Patent number: 11392785Abstract: According to an embodiment, a control device for an image forming apparatus includes a controller that acquires reference information corresponding to expected signal strength values from a wireless tag on a sheet moving along a conveyance path and also acquires measured signal strength values for a first wireless tag on a sheet from a wireless tag communication device. The controller calculates a similarity value from the measured signal strength values and the expected signal strength values to determine whether the first wireless tag is on a sheet moving along the conveyance path. The controller controls the wireless tag communication device to write information to the first wireless tag when the calculated similarity value is above a threshold similarity value.Type: GrantFiled: May 12, 2021Date of Patent: July 19, 2022Assignee: TOSHIBA TEC KABUSHIKI KAISHAInventors: Takashi Tomiyama, Sadatoshi Oishi, Yuki Koike