Patents by Inventor Takashi Shimizu
Takashi Shimizu 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: 20210055671Abstract: A developer cartridge may include: a first gear having a small-diameter gear portion and a large-diameter gear portion; and a second gear including: a first columnar portion centered on a second axis; a second columnar portion having a smaller diameter than the first columnar portion; a first engagement portion extending along a portion of a peripheral surface of the first columnar portion and engageable with the small-diameter gear portion; a second engagement portion extending along a portion of a peripheral surface of the second columnar portion and positioned closer to a housing than the first engagement portion in an axial direction and engageable with the large-diameter gear portion; and a protruding portion protruding in the axial direction and rotatable together with the first engagement portion and the second engagement portion. The second engagement portion may engage the large-diameter gear portion after the first engagement portion engages the small-diameter gear portion.Type: ApplicationFiled: November 5, 2020Publication date: February 25, 2021Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Keita SHIMIZU, Takashi SHIMIZU, Hideshi NISHIYAMA, Naoya KAMIMURA, Tomonori WATANABE
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Publication number: 20210044014Abstract: A circuit includes a first input and output terminals to which a current, a voltage, or an electromagnetic wave (referred to as “current or the like” below) is applied, a second input and output terminals to which the current or the like is applied, a first board including a matrix circuit which is formed by a first line and includes a 90-degree hybrid circuit and a delay line, the first line in which one end is connected to the first input and output terminals and a tip of the other end is opened, a second board including a second line in which one end is connected to the second input and output terminals, and a tip of the other end is opened, and a shielding plate including an opening portion.Type: ApplicationFiled: February 26, 2019Publication date: February 11, 2021Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATIONInventors: Takana KAHO, Doohwan LEE, Hirofumi SASAKI, Yasunori YAGI, Takashi SHIMIZU
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Publication number: 20210008129Abstract: An object of the present invention is to provide a novel composition for promoting the secretion of FGF21. The object is achieved by a composition for promoting the secretion of FGF21, including a Bifidobacterium bacterium as an active ingredient.Type: ApplicationFiled: March 23, 2018Publication date: January 14, 2021Applicant: MORINAGA MILK INDUSTRY CO., LTD.Inventors: Tatsuya Ehara, Hirohisa Izumi, Takashi Shimizu
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Publication number: 20210014406Abstract: An interchangeable lens includes: a mount on which a camera body can be mounted; a communication device that performs communication with the camera body; a driven member; a controller that controls the driven member; and a storage device that stores lens data related to control of the driven member by the controller. The controller sends to the camera body via the communication device lens-side judgment data based on the lens data and a parameter relating to the driven member received from the camera body via the communication device and based on which whether the lens data is considered to be properly stored in the storage device or not can be judged at the camera body.Type: ApplicationFiled: September 30, 2020Publication date: January 14, 2021Applicant: NIKON CORPORATIONInventors: Kenji ISONO, Natsuki SHIRAI, Takashi SHIMIZU
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Publication number: 20210011716Abstract: Information processing circuit includes an accelerator function unit (AFU), an FPGA interface unit (FIU), a tag check unit, and an output control unit. The AFU sequentially obtains write control instructions for a plurality of kinds of data including an output waiting instruction that stops output of a subsequent instruction. The FIU sequentially outputs the write control instructions via a first path or a second path. The tag check unit receives responses to the write control instructions output from the FIU. The output control unit selects one of the first path and the second path based on the storage address of the write control instruction, determines the necessity for mixing write control instructions, mixes write control instructions and causes the FIU to output the result.Type: ApplicationFiled: June 29, 2020Publication date: January 14, 2021Applicant: FUJITSU LIMITEDInventors: Takashi Shimizu, Ken Yokoyama
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Publication number: 20210003941Abstract: An image forming apparatus, including: a photoconductor; a developing device; a developer storage; a supplier configured to supply developer; an optical sensor; and a controller configured to execute: a developing process of developing an electrostatic latent image on the photoconductor; a usage-amount obtaining process of obtaining a usage amount of the developer; a supplying process of supplying the developer to the developing device every time when the obtained usage amount becomes equal to or greater than a first threshold; and a detecting process of detecting, by the optical sensor, an amount of the developer in the developing device every time when the obtained usage amount becomes equal to or greater than a second threshold larger than the first threshold, and wherein the controller is configured to execute the detecting process in a period different from a period in which the developing process is being executed.Type: ApplicationFiled: September 21, 2020Publication date: January 7, 2021Inventors: Takashi Suzuki, Kazuma Hinoue, Takashi Yasuda, Takashi Shimizu, Yoshifumi Kajikawa
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Patent number: 10863075Abstract: An interchangeable lens includes: a mount unit on which a camera body can be mounted; a driven member; a drive unit that drives the driven member; a storage unit that stores lens data related to driving of the driven member by the drive unit; and a transmitter that sends lens-side judgment data, based on which whether the lens data is properly stored in the storage unit can be judged at the camera body, to the camera body.Type: GrantFiled: March 11, 2019Date of Patent: December 8, 2020Assignee: NIKON CORPORATIONInventors: Kenji Isono, Natsuki Shirai, Takashi Shimizu
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Publication number: 20200371470Abstract: A developing cartridge includes a developing electrode and a supply electrode. The developing electrode includes a first electrical contact in contact with a developing roller shaft, and a second electrical contact positioned closer to the developing roller shaft than a second agitator gear is to the developing roller shaft. The second electrical contact is positioned farther from the developing roller shaft than the first electrical contact is from the developing roller shaft. The supply electrode includes a first electrical contact in contact with the supply roller shaft, and a second electrical contact positioned closer to the developing roller shaft than the second agitator gear is to the developing roller shaft. The second electrical contact of the supply electrode is positioned farther from the developing roller shaft than the second electrical contact of the developing electrode is from the developing roller shaft.Type: ApplicationFiled: August 10, 2020Publication date: November 26, 2020Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Keita SHIMIZU, Tomoya ICHIKAWA, Takashi SHIMIZU, Kazuna TAGUCHI
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Publication number: 20200363750Abstract: An image forming apparatus, including: a photoconductor; an exposing device configured to expose the photoconductor and form an electrostatic latent image on the photoconductor; a developing device including a developing roller configured to form a developer image on the photoconductor; a transfer device configured to transfer the developer image to a sheet; a developer storage storing developer; a supplier configured to supply the developer from the developer storage to the developing device; a sheet feeder configured to convey the sheet toward the transfer device; a sheet sensor configured to detect the sheet conveyed toward the transfer device; and a controller, wherein the controller is configured to start a supplying process of supplying, by the supplier, the developer to the developing device before formation of the electrostatic latent image corresponding to the sheet is started, based on a signal indicating that the sheet sensor has detected the sheet.Type: ApplicationFiled: July 28, 2020Publication date: November 19, 2020Inventors: Takashi Suzuki, Kazuma Hinoue, Takashi Shimizu, Takashi Yasuda, Yoshifumi Kajikawa
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Patent number: 10831129Abstract: A developer cartridge may include: a first gear having a small-diameter gear portion and a large-diameter gear portion; and a second gear including: a first columnar portion centered on a second axis; a second columnar portion having a smaller diameter than the first columnar portion; a first engagement portion extending along a portion of a peripheral surface of the first columnar portion and engageable with the small-diameter gear portion; a second engagement portion extending along a portion of a peripheral surface of the second columnar portion and positioned closer to a housing than the first engagement portion in an axial direction and engageable with the large-diameter gear portion; and a protruding portion protruding in the axial direction and rotatable together with the first engagement portion and the second engagement portion. The second engagement portion may engage the large-diameter gear portion after the first engagement portion engages the small-diameter gear portion.Type: GrantFiled: July 22, 2019Date of Patent: November 10, 2020Assignee: BROTHER KOGYO KABUSHIKI KAISHAInventors: Keita Shimizu, Takashi Shimizu, Hideshi Nishiyama, Naoya Kamimura, Tomonori Watanabe
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Patent number: 10827110Abstract: An interchangeable lens includes: a mount unit on which a camera body can be mounted; a driven member; a drive unit that drives the driven member; a storage unit that stores lens data related to driving of the driven member by the drive unit; and a transmitter that sends lens-side judgment data, based on which whether the lens data is properly stored in the storage unit can be judged at the camera body, to the camera body.Type: GrantFiled: March 11, 2019Date of Patent: November 3, 2020Assignee: NIKON CORPORATIONInventors: Kenji Isono, Natsuki Shirai, Takashi Shimizu
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Publication number: 20200332863Abstract: A developing device may include an auger or an agitator that is capable of supplying toner in a toner accommodation chamber to a developing chamber and is rotatable about an auger axis extending in an axial direction, a transporting gear that is rotatable together with the auger or the agitator, and a moving gear that is in mesh with a coupling gear and is rotatable both counterclockwise and clockwise. The moving gear is movable while being in mesh with the coupling gear between a first position where the moving gear is in mesh with the transporting gear and a second position where the moving gear is out of mesh with the transporting gear. The moving gear moves to the first position when the coupling gear rotates counterclockwise and to the second position when the coupling gear rotates clockwise.Type: ApplicationFiled: March 19, 2020Publication date: October 22, 2020Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takashi SHIMIZU, Yasuo FUKAMACHI, Keita SHIMIZU, Kazutoshi NAKAMURA
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Patent number: 10809647Abstract: An image forming apparatus, including: a photoconductor; a developing device; a developer storage; a supplier configured to supply developer; an optical sensor; and a controller configured to execute: a developing process of developing an electrostatic latent image on the photoconductor; a usage-amount obtaining process of obtaining a usage amount of the developer; a supplying process of supplying the developer to the developing device every time when the obtained usage amount becomes equal to or greater than a first threshold; and a detecting process of detecting, by the optical sensor, an amount of the developer in the developing device every time when the obtained usage amount becomes equal to or greater than a second threshold larger than the first threshold, and wherein the controller is configured to execute the detecting process in a period different from a period in which the developing process is being executed.Type: GrantFiled: July 8, 2019Date of Patent: October 20, 2020Assignee: Brother Kogyo Kabushiki KaishaInventors: Takashi Suzuki, Kazuma Hinoue, Takashi Yasuda, Takashi Shimizu, Yoshifumi Kajikawa
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Publication number: 20200310297Abstract: An image forming apparatus may include a developing device including a developing roller and a coupling rotatable both in a first direction and in a second direction opposite to the first direction, a coupler engageable with the coupling, a motor configured to drive the coupler, the motor configured to cause the coupler to be a first state in which the coupling rotates in the second direction and a second state in which the coupling rotates in the first direction, and a controller configured to transfer-, to the motor, an instruction for changing the coupler to the second state, in a case where the controller judges that the remaining toner amount in a developing chamber of the developing device is smaller than or equal to the first predetermined value.Type: ApplicationFiled: March 18, 2020Publication date: October 1, 2020Applicant: BROTHER KOGYO KABUSHIKI KAISHAInventors: Takashi SHIMIZU, Keita SHIMIZU, Yasuo FUKAMACHI, Kazutoshi NAKAMURA, Kasuma HINOUE
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Patent number: 10771232Abstract: An information processing apparatus includes: a memory configured to store first system time; and a processor configured to: receive, from an information acquisition apparatus after the first system time is written in the memory, first information acquired by the information acquisition apparatus and first time information indicating acquisition time of the first information; receive, from the information acquisition apparatus after receiving the first information and the first time information, second information and second time information indicating acquisition time of the second information; converting, based on the first system time, reception time at which the first information and the first time information are received into second system time; convert, based on the second system time and the first time information, the second time information into third system time; attach the second system time to the first information; and attach the third system time to the second information.Type: GrantFiled: November 25, 2019Date of Patent: September 8, 2020Assignee: FUJITSU LIMITEDInventors: takashi shimizu, Ken Yokoyama, Hiroshi Murakawa
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Patent number: 10768702Abstract: A display device includes: a display panel having a display section; an operation panel disposed so as to cover the display panel, the operation panel having an operation surface which is located on an opposite side to a side facing the display panel; vibrating bodies disposed on the operation panel; a support disposed on the side facing the display panel so as to face the operation panel apart therefrom; elastic supporting members disposed between the operation panel and the support, the elastic supporting members being elastically deformable in accordance with vibration of the vibrating bodies; and a ventilatable wall member disposed across the operation panel and the support so as to externally surround the display section, the wall member being composed of a mesh structure deformable in accordance with the vibration of the vibrating bodies.Type: GrantFiled: February 9, 2018Date of Patent: September 8, 2020Assignee: KYOCERA CORPORATIONInventors: Takashi Shimizu, Takeshi Shintani
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Patent number: 10761843Abstract: An information processing device includes a first package including a first arithmetic circuit, first cache memory and a transmitting circuit, as well as a second package including a second arithmetic circuit, second cache memory and a receiving circuit. The first arithmetic circuit is configured to provide transfer data to the first cache memory that is destined for the second cache memory. The transmitting circuit is configured to transmit to the receiving circuit an indication of a data transfer of the transfer data and to restrict use of the first cache memory for data other than the transfer data during the data transfer. The receiving circuit is configured to receive the indication of the data transfer, to acquire the transfer data stored in the first cache memory and to store the acquired transfer data in the second cache memory.Type: GrantFiled: July 26, 2018Date of Patent: September 1, 2020Assignee: FUJITSU LIMITEDInventors: Takashi Shimizu, Yasuhiro Watanabe
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Patent number: 10754274Abstract: An image forming apparatus, including: a photoconductor; an exposing device configured to expose the photoconductor and form an electrostatic latent image on the photoconductor; a developing device including a developing roller configured to form a developer image on the photoconductor; a transfer device configured to transfer the developer image to a sheet; a developer storage storing developer; a supplier configured to supply the developer from the developer storage to the developing device; a sheet feeder configured to convey the sheet toward the transfer device; a sheet sensor configured to detect the sheet conveyed toward the transfer device; and a controller, wherein the controller is configured to start a supplying process of supplying, by the supplier, the developer to the developing device before formation of the electrostatic latent image corresponding to the sheet is started, based on a signal indicating that the sheet sensor has detected the sheet.Type: GrantFiled: March 29, 2018Date of Patent: August 25, 2020Assignee: Brother Kogyo Kabushiki KaishaInventors: Takashi Suzuki, Kazuma Hinoue, Takashi Shimizu, Takashi Yasuda, Yoshifumi Kajikawa
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Patent number: 10754065Abstract: An object of the present invention is to provide a retardation film excellent in various properties such as optical properties, heat resistance, mechanical properties, and reliability. The present invention relates to a retardation film containing a thermoplastic resin and composed of a single layer, in which the retardation film has a value of wavelength dispersion that is a ratio of retardations at a wavelength of 450 nm and at a wavelength of 550 nm being 0.75 or more and 0.92 or less; a birefringence at a wavelength of 550 nm and the wavelength dispersion satisfy a relationship of ?n?0.0140×(R450/R550)?0.0082; and a photoelastic coefficient is 25×10?12 Pa?1 or less.Type: GrantFiled: October 14, 2016Date of Patent: August 25, 2020Assignees: NITTO DENKO CORPORATION, Mitsubishi Chemical CorporationInventors: Shingo Namiki, Yuuichi Hirami, Hisatoshi Uehara, Hiroyuki Hayashi, Takashi Shimizu, Hiroshi Sumimura, Nao Murakami
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Publication number: 20200264544Abstract: An image forming apparatus, including: a housing; a photoconductor; a developing unit configured to form a developer image on the photoconductor; a developer cartridge storing developer, the cartridge being removably mountable on the housing, a supplier configured to supply the developer from the developer cartridge to the developing unit; and a controller configured to execute a first printing process of forming a developer image by use of the developer supplied from the developer cartridge, when the developer cartridge is being mounted on the housing, and a second printing process of forming a developer image by use of the developer remaining in the developing unit, when a usage amount of the developing unit is not less than a predetermined value and the developer cartridge is not being mounted on the housing, wherein the controller does not execute the second printing process when the usage amount is less than the predetermined value.Type: ApplicationFiled: May 8, 2020Publication date: August 20, 2020Inventors: Tomoyasu Yabuki, Yoshifumi Kajikawa, Takashi Suzuki, Takashi Yasuda, Takashi Shimizu