Patents by Inventor Koji Yamasaki

Koji Yamasaki 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).

  • Patent number: 11960223
    Abstract: An image forming apparatus includes an apparatus main body that includes an image formation unit forming an image on a recording material, a fixation unit that includes a fixing unit fixing the image formed by the image formation unit onto the recording material and that is attachable to and detachable from the apparatus main body, a first duct that is attached to the fixation unit to face the fixing unit and through which a gas that cools the fixing unit flows, and a second duct that is attached to the apparatus main body to be adjacent to the first duct and through which a gas that cools the fixing unit flows.
    Type: Grant
    Filed: September 7, 2022
    Date of Patent: April 16, 2024
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Koji Yoshitsugu, Kazunari Ishii, Yuta Shimatate, Shunsuke Yamasaki, Naoki Sambe, Yasuhisa Gonda
  • Publication number: 20240103404
    Abstract: A powder conveying device includes a first conveying component through which gas containing powder is to be conveyed; a second conveying component to which a downstream end of the first conveying component is connected and through which the gas received from the first conveying component is to be conveyed, the second conveying component extending in a second gas conveying direction that intersects a first gas conveying direction defined by the first conveying component; a third conveying component extending from the second conveying component and through which the gas received from the second conveying component is to be conveyed, the third conveying component extending in a third gas conveying direction that intersects the second gas conveying direction; a fourth conveying component to which a downstream end of the third conveying component is connected and through which the gas received from the third conveying component is to be conveyed, the fourth conveying component extending in a fourth gas conveying d
    Type: Application
    Filed: February 1, 2023
    Publication date: March 28, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Yasuhisa GONDA, Shunsuke YAMASAKI, Yuta SHIMATATE, Koji YOSHITSUGU, Kazunari ISHII
  • Publication number: 20240094673
    Abstract: A developing device includes: a container that contains developer; a developer holder that rotates with the developer being held on a surface thereof to transport the developer to a developing region; and a cooling unit. An introduction port is provided at a position corresponding to the developing region, the introduction port allowing suction of a floating substance generated in the developing region in a transverse direction of the container. The cooling unit is connected to the introduction port to allow passage of gas containing the floating substance in a longitudinal direction of the container, and cools the container with the gas. An intake port is connected to an end of the cooling unit in the longitudinal direction, the intake port allowing introduction of gas.
    Type: Application
    Filed: January 13, 2023
    Publication date: March 21, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Shunsuke YAMASAKI, Koji YOSHITSUGU, Yuta SHIMATATE, Yasuhisa GONDA, Kazunari ISHII, Yuka NOMURA
  • Patent number: 11914320
    Abstract: An image forming apparatus, for forming an image with a fixing unit that fixes a toner image to a recording material and with a first transport path, includes: a first guide unit that guides one side of a recording material discharged from the fixing unit and transported through the first transport path; a second guide unit that guides the other side of the recording material transported thorough the first transport path; a blowing part through which gas is sent to the one side of the recording material transported through the first transport path; and a gas guiding part that faces the second guide unit with the first transport path interposed between the gas guiding part and the second guide unit and that guides, in a direction away from the first transport path, gas that is sent from the blowing part and whose traveling direction is changed by a recording material.
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: February 27, 2024
    Assignee: FUJIFILM Business Innovation Corp.
    Inventors: Kazunari Ishii, Koji Yoshitsugu, Yuta Shimatate, Shunsuke Yamasaki, Naoki Sambe, Yasuhisa Gonda
  • Patent number: 11896949
    Abstract: An adsorbent to be packed into a canister, at least containing activated carbon and an additive material that has a higher heat capacity than the activated carbon. The adsorbent has first pores derived from the activated carbon that are less than 100 nm and second pores derived from meltable cores that are 1 ?m or more. The adsorbent is in the form of a hollow molded body having an outer diameter of more than 6 mm and not more than 50 mm and including a cylindrical wall and honeycomb walls each having a thickness of not less than 0.2 mm and not more than 1 mm. The adsorbent has a volumetric specific heat of 0.08 kcal/L·° C. or more. The ratio of the volume of the second pores to the volume of the first pores is not less than 10% and not more than 200%.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: February 13, 2024
    Assignee: Mahle International GmbH
    Inventors: Kenji Seki, Takayuki Hamase, Koji Yamasaki
  • Patent number: 11828305
    Abstract: A multi-control valve device includes: a valve block including a plurality of valve holes; a plurality of spools movably housed in the plurality of valve holes in a one-to-one correspondence; one or more attachment parts provided on the valve block; and a plurality of solenoid valves provided on the one or more attachment parts in a one-to-one correspondence with the plurality of spools and each of which reduces a primary pressure, outputs a secondary pressure to a corresponding one of the plurality of spools, and moves the spool. The valve block includes a primary pressure supply passage through which the primary pressure is supplied to each of the plurality of solenoid valves.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: November 28, 2023
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Seiji Aoki, Yoshiyuki Tode, Koji Yamasaki
  • Publication number: 20230375096
    Abstract: A multi-control valve includes: spools that are located side by side in a particular direction; and a housing including slide holes that receive therein the respective spools. The housing includes a first and second pump passages that extend in the particular direction, the first and second pump passages being located at both sides of the spools, respectively. Among the spools, a common spool that is used in common for the first and second pump passages is received in a merging slide hole. The housing includes: a first communication passage that is located at the first pump passage side of the merging slide hole and that extends from the first pump passage to the merging slide hole; and a second communication passage that is located at the second pump passage side of the merging slide hole and that extends from the second pump passage to the merging slide hole.
    Type: Application
    Filed: September 10, 2021
    Publication date: November 23, 2023
    Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Seiji AOKI, Yoshiyuki TODE, Koji YAMASAKI
  • Publication number: 20230359182
    Abstract: Provided is a work management apparatus that is capable of allowing actual work to be continued without stopping a system as a whole even in the case where work start and completion times are lost. The work management apparatus according to the present invention recognizes content of work of a worker on the basis of a recognition result of a motion of the worker and a recognition result of an operation status of an object used by the worker and identifies a start time and a completion time according to the content of the work, to thereby confirm whether or not there is any missing content of the work.
    Type: Application
    Filed: April 13, 2023
    Publication date: November 9, 2023
    Applicant: HITACHI, LTD.
    Inventors: Koji Yamasaki, Chiyo Ohno, Akinobu Watanabe
  • Patent number: 11740468
    Abstract: An interframe difference processor 206 generates a difference image between frames of a sensor image, and an image processor 208 generates distance information indicating a distance to a photographic subject on the basis of calculation of a difference image and a developing pattern 1101. Thus, since a video display apparatus 101 generates the difference image between the frames of the sensor image, it is possible to realize a distance measuring apparatus capable of reducing an influence of a background and generating distance information with high accuracy.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: August 29, 2023
    Assignee: MAXELL, LTD.
    Inventors: Koji Yamasaki, Yusuke Nakamura
  • Publication number: 20230221794
    Abstract: A head mounted display device includes: a mounting state sensor (for example, a sensor) in which a sensor value changes according to a mounting state; a mounting state determination unit for determining a mounting state according to an output of the mounting state sensor; a storage unit for storing a content to be displayed; a content control unit for changing the content stored in the storage unit; and a display unit for displaying the content stored in the storage unit. The content control unit changes the content according to the mounting state output by the mounting state determination unit.
    Type: Application
    Filed: August 31, 2020
    Publication date: July 13, 2023
    Inventors: Takuya NAKAMICHI, Shoji YAMAMOTO, Koji YAMASAKI
  • Patent number: 11659646
    Abstract: A target supply device may include a tank configured to store a target substance, a pressure adjuster configured to adjust a pressure in the tank, a filter configured to filter the target substance in the tank, a nozzle configured to output a droplet of the target substance having passed through the filter, a droplet detector configured to detect outputting of the droplet from the nozzle, and a processor configured to control the pressure adjuster so that a pressure-increasing speed of the pressure in the tank is higher after detection of outputting of the droplet than before detection of outputting of the droplet, during a period in which the pressure in the tank is increased to a target pressure from a pressure at which outputting of the droplet is detected by the droplet detector for the first time after installation of the target supply device.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: May 23, 2023
    Assignee: Gigaphoton Inc.
    Inventors: Koji Yamasaki, Fumio Iwamoto
  • Publication number: 20230078915
    Abstract: A work sequence management device (1) of the present invention is characterized in including: a question processing unit (22) that acquires a question raised by a worker at a site; and a language processing unit (23) that determines whether there is necessity to present, to the worker, an intention of issuing an instruction together with the instruction for the acquired question. Further, the work sequence management device is characterized in further including an intention request unit (24) that generates an intention request for prompting generation of the intention when there is the necessity.
    Type: Application
    Filed: February 18, 2021
    Publication date: March 16, 2023
    Inventors: Koji YAMASAKI, Chiyo OHNO
  • Patent number: 11574582
    Abstract: A display system includes a display and a detector configured to detect an orientation of the display. The display system includes a display source image generation unit configured to generate a display source image including a first image and a second image related to this first image; and a visual field image display unit configured to display the first image in a first display region of the display and display the second image in a second display region of the display. The visual field image display unit is configured to set a predetermined fixed region of the display as the first display region when a display mode associated with the first image is a first display mode, and determine the first display region according to the orientation of the display when the display mode is a second display mode.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: February 7, 2023
    Assignee: HITACHI, LTD.
    Inventors: Koji Yamasaki, Chiyo Ohno, Shoji Yamamoto, Takuya Nakamichi
  • Publication number: 20230013888
    Abstract: A multi-control valve device includes: a valve block including a plurality of valve holes; a plurality of spools movably housed in the plurality of valve holes in a one-to-one correspondence; one or more attachment parts provided on the valve block; and a plurality of solenoid valves provided on the one or more attachment parts in a one-to-one correspondence with the plurality of spools and each of which reduces a primary pressure, outputs a secondary pressure to a corresponding one of the plurality of spools, and moves the spool. The valve block includes a primary pressure supply passage through which the primary pressure is supplied to each of the plurality of solenoid valves.
    Type: Application
    Filed: October 16, 2020
    Publication date: January 19, 2023
    Inventors: Seiji AOKI, Yoshiyuki TODE, Koji YAMASAKI
  • Publication number: 20220293036
    Abstract: A display system includes a display and a detector configured to detect an orientation of the display. The display system includes a display source image generation unit configured to generate a display source image including a first image and a second image related to this first image; and a visual field image display unit configured to display the first image in a first display region of the display and display the second image in a second display region of the display. The visual field image display unit is configured to set a predetermined fixed region of the display as the first display region when a display mode associated with the first image is a first display mode, and determine the first display region according to the orientation of the display when the display mode is a second display mode.
    Type: Application
    Filed: November 29, 2021
    Publication date: September 15, 2022
    Inventors: Koji YAMASAKI, Chiyo OHNO, Shoji YAMAMOTO, Takuya NAKAMICHI
  • Publication number: 20220159818
    Abstract: A target supply device may include a tank configured to store a target substance, a pressure adjuster configured to adjust a pressure in the tank, a filter configured to filter the target substance in the tank, a nozzle configured to output a droplet of the target substance having passed through the filter, a droplet detector configured to detect outputting of the droplet from the nozzle, and a processor configured to control the pressure adjuster so that a pressure-increasing speed of the pressure in the tank is higher after detection of outputting of the droplet than before detection of outputting of the droplet, during a period in which the pressure in the tank is increased to a target pressure from a pressure at which outputting of the droplet is detected by the droplet detector for the first time after installation of the target supply device.
    Type: Application
    Filed: October 4, 2021
    Publication date: May 19, 2022
    Applicant: Gigaphoton Inc.
    Inventors: Koji YAMASAKI, Fumio IWAMOTO
  • Patent number: 11333892
    Abstract: A HMD includes a sensor for detecting an orientation of a main body, a display, and a field image display unit for displaying a first image in a predetermined first display region of the display and displaying a second image related to the first image in a second display region of the display on a screen of the display. The field image display unit determines the second display region on the screen of the display according to the orientation of the main body.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: May 17, 2022
    Assignee: Hitachi, Ltd.
    Inventors: Chiyo Ohno, Koji Yamasaki, Takuya Nakamichi, Yasuyuki Mimatsu
  • Publication number: 20220040627
    Abstract: An object of the present invention is to provide an adsorbent and a canister which can improve adsorption performance and purge performance. An adsorbent 10 to be packed in a canister includes: a cylindrical outer wall 10A, and a plurality of ribs 10B for partitioning along an axis of the outer wall 10A into a plurality of cells, wherein the thickness da of the outer wall 10A and the thickness d? of the ribs 10B is less than 0.6 mm, the thickness of at least either of the outer wall 10A and the ribs 10B exceeds 0.4 mm, the outer diameter D of the outer wall 10A is 3.5 mm or more and 40 mm or less, a BWC exceeds 3.0 g/dL, and purge efficiency((amount of butane adsorbed?amount of butane retained)/amount of butane adsorbed) is more than 0.86 or more.
    Type: Application
    Filed: September 24, 2019
    Publication date: February 10, 2022
    Inventors: Kenji Seki, Koji Yamasaki
  • Publication number: 20220043265
    Abstract: An interframe difference processor 206 generates a difference image between frames of a sensor image, and an image processor 208 generates distance information indicating a distance to a photographic subject on the basis of calculation of a difference image and a developing pattern 1101. Thus, since a video display apparatus 101 generates the difference image between the frames of the sensor image, it is possible to realize a distance measuring apparatus capable of reducing an influence of a background and generating distance information with high accuracy.
    Type: Application
    Filed: September 18, 2018
    Publication date: February 10, 2022
    Inventors: Koji YAMASAKI, Yusuke NAKAMURA
  • Patent number: RE49587
    Abstract: A cylindrical column-shaped honeycomb adsorbent has a plurality of cell passages extending along an axial direction of the honeycomb adsorbent. The plurality of cell passages are configured so that a pitch of adjacent cell passages is within a range of 1.5 mm˜1.8 mm, and so that a thickness of a wall between the cell passages is within a range of 0.45 mm˜0.60 mm. With this configuration, the honeycomb adsorbent exhibits BWC (Butane Working Capacity) of 6.5 g/dL or greater. By mixing fibrous meltable core melting away during baking, the honeycomb adsorbent has macropores configured to have a volume of 0.15 mL/g˜0.35 mL/g with respect to an overall weight of the honeycomb adsorbent and metal oxide particles having a proportion of weight of 150˜250% with respect to the activated carbon.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: July 25, 2023
    Inventors: Takashi Hasumi, Junpei Omichi, Koji Yamasaki