Patents by Inventor Katsumi Yamada
Katsumi Yamada 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: 11813872Abstract: A recording apparatus includes a discard absorbing member (first absorbing member) that absorbs a liquid discarded from a discharge head to an outer side of an end portion of a medium supported by a support section as a waste liquid. Further, the recording apparatus includes: a cap which is an example of a waste liquid receiving section that receives the liquid ejected from the discharge head as a waste liquid; a waste liquid absorbing member (second absorbing member) that absorbs the waste liquid sent from the cap; and a waste liquid box (accommodating section) that holds the waste liquid absorbing member. The discard absorbing member and the waste liquid absorbing member 50A are coupled to each other such that the waste liquid can be delivered from the discard absorbing member to the waste liquid absorbing member.Type: GrantFiled: October 26, 2021Date of Patent: November 14, 2023Assignee: Seiko Epson CorporationInventors: Katsumi Yamada, Takatoshi Yamazaki
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Publication number: 20230344269Abstract: A network system includes a network architecture including: a network layer configured to define an entirety of an electric power network constituted from electric power grids; a local network layer configured to define a local network corresponding to electric power grid groups and forming a part of the electric power network; a grid layer configured to define the electric power grids; a physical layer configured to define constituent elements included in the electric power grids; a first layer configured to define the information communication network that is associated with the network layer; a second layer configured to define the information communication network that is associated with the local network layer; a third layer configured to define the information communication network that is associated with the grid layer; and space, a fourth layer configured to define the information communication network that is associated with the physical layer.Type: ApplicationFiled: June 29, 2023Publication date: October 26, 2023Applicants: TOHOKU UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.Inventors: Taiichi OTSUJI, Katsumi IWATSUKI, Hirohito YAMADA, Masafumi YASHIMA, Masakazu MATSUI, Hiroyuki KOSHI
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Publication number: 20230330993Abstract: A recording apparatus includes a first absorbing member (extended absorbing member or the like) that absorbs a liquid discarded from a discharge head to an outer side of an end portion of a medium supported by a support section as a waste liquid. The recording apparatus includes a second absorbing member (waste liquid absorbing member) that absorbs the waste liquid sent from a cap, an accommodating section (waste liquid box) that holds the second absorbing member, and a delivery section that delivers the liquid between the first absorbing member and the second absorbing member. In a state where the accommodating section is inserted into an apparatus main body, the delivery section 141 is inclined downward from the first absorbing member toward the second absorbing member, and an inclination of the delivery section when the accommodating section is removed from the apparatus main body varies depending on an inserted state.Type: ApplicationFiled: June 16, 2023Publication date: October 19, 2023Inventors: Katsumi YAMADA, Takatoshi YAMAZAKI
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Publication number: 20230327436Abstract: A power system includes: a direct-current bus to which a power generation device and a plurality of power devices are connected; and a plurality of battery devices connected at predetermined intervals from one end of the direct-current bus to another end and configured to supply and receive power to and from the direct-current bus.Type: ApplicationFiled: June 12, 2023Publication date: October 12, 2023Applicants: TOHOKU UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.Inventors: Taiichi OTSUJI, Katsumi IWATSUKI, Hirohito YAMADA, Masafumi YASHIMA, Masakazu MATSUI, Hiroyuki KOSHI
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Publication number: 20230321982Abstract: A recording apparatus includes a first absorbing member (extended absorbing member or the like) that absorbs a liquid discarded from a discharge head to an outer side of an end portion of a medium supported by a support section as a waste liquid. The recording apparatus includes a second absorbing member (waste liquid absorbing member) that absorbs the waste liquid sent from a cap, an accommodating section (waste liquid box) that holds the second absorbing member, and a delivery section that delivers the liquid between the first absorbing member and the second absorbing member. In a state where the accommodating section is inserted into an apparatus main body, the delivery section 141 is inclined downward from the first absorbing member toward the second absorbing member, and an inclination of the delivery section when the accommodating section is removed from the apparatus main body varies depending on an inserted state.Type: ApplicationFiled: June 16, 2023Publication date: October 12, 2023Inventors: Katsumi YAMADA, Takatoshi YAMAZAKI
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Publication number: 20230321986Abstract: A recording apparatus includes a discard absorbing member (first absorbing member) that absorbs a liquid discarded from a discharge head to an outer side of an end portion of a medium supported by a support section as a waste liquid. Further, the recording apparatus includes: a cap which is an example of a waste liquid receiving section that receives the liquid ejected from the discharge head as a waste liquid; a waste liquid absorbing member (second absorbing member) that absorbs the waste liquid sent from the cap; and a waste liquid box (accommodating section) that holds the waste liquid absorbing member. The discard absorbing member and the waste liquid absorbing member 50A are coupled to each other such that the waste liquid can be delivered from the discard absorbing member to the waste liquid absorbing member.Type: ApplicationFiled: June 16, 2023Publication date: October 12, 2023Inventors: Katsumi YAMADA, Takatoshi YAMAZAKI
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Publication number: 20230327431Abstract: A network system includes: a wireless base station configured to relay communication performed by wireless terminals; distributed antennas each being configured to be connected to the wireless base station and form a cell that enables communication with the wireless terminals; direct-current grids each being arranged in a predetermined form in a communication area formed by the cells and configured to interchange power with power devices connected to the subject direct-current grid; a power gate arranged between the direct-current grids located adjacent to each other and configured to interchange power between the adjacent direct-current grids; and a control device configured to control the power gate based on information acquired from the power devices via the distributed antennas. The power devices connected to the direct-current grids are configured to perform communication with the control device via the distributed antennas that form the communication area including the direct-current grids.Type: ApplicationFiled: June 13, 2023Publication date: October 12, 2023Applicants: TOHOKU UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.Inventors: Taiichi OTSUJI, Katsumi IWATSUKI, Hirohito YAMADA, Masafumi YASHIMA, Masakazu MATSUI, Hiroyuki KOSHI
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Patent number: 11780091Abstract: To provide a robot control system and a robot control method capable of placing a component grasped by a robot hand at an accurate location on another member. A robot control system is provided with: a robot hand configured to grasp a clip; a camera configured to capture an image of the clip grasped by the robot hand, a calculation unit configured to calculate a position of the clip or an inclination of a component based on an imaging result of the clip captured by the camera, and a robot control unit configured to control the robot hand to adjust, based on the position of the clip or the inclination of the component calculated by the calculation unit, a position or an inclination of the robot hand and move the clip to a stringer.Type: GrantFiled: June 8, 2017Date of Patent: October 10, 2023Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.Inventors: Akira Kono, Takuya Goto, Takeshi Yamada, Katsumi Nakamura, Kazuto Nakamura, Kenichi Tsuruda, Takahiro Inagaki
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Publication number: 20230278342Abstract: A liquid container is configured to be refilled with a liquid from outside, the liquid container including a containing portion that contains the liquid, an inlet that is in communication with the containing portion and through which the liquid is poured, a lid portion that has an insertion portion to be inserted into the inlet and is configured to turn around a turning axis between a closed state in which the inlet is closed by inserting the insertion portion into the inlet and an open state in which the insertion portion is separated from the inlet, and a cover portion that covers the insertion portion in the open state, in which, when the lid portion is in the open state, the insertion portion does not project further than the cover portion when viewed in an axial direction of the turning axis.Type: ApplicationFiled: March 1, 2023Publication date: September 7, 2023Inventors: Satoshi NAKATA, Masanari TANAKA, Katsumi YAMADA, Masahito TATSUMI, Matsutaro NAITO
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Patent number: 11724526Abstract: A recording device includes a recording unit, a discharge roller unit, a medium receiving tray, a motor serving as a power source of the discharge roller, a power transmission unit that is configured to switch between a power transmission state in which power of the motor is transmitted from the motor to the medium receiving tray, and a power non-transmission state in which the power of the motor is not transmitted from the motor to the medium receiving tray, and a restriction unit that is configured to switch between a restriction state in which the restriction unit restricts displacement of the medium receiving tray when the power transmission unit is in the power non-transmission state, and a non-restriction state in which the restriction unit does not restrict the displacement of the medium receiving tray when the power transmission unit is in the power transmission state.Type: GrantFiled: August 25, 2021Date of Patent: August 15, 2023Assignee: Seiko Epson CorporationInventors: Hidefumi Minemura, Katsumi Yamada
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Patent number: 11727908Abstract: A recording device includes a recording unit configured to record on a medium, a transportation unit configured to transport the medium, a driving member, a plurality of gears configured to transmit a driving force of the driving member, and a sound absorber having an opening and a hollow space in communication with the opening. The sound absorber is located between a side end of the medium being transported by the transportation unit and the plurality of gears.Type: GrantFiled: November 17, 2020Date of Patent: August 15, 2023Assignee: Seiko Epson CorporationInventors: Morio Iwata, Kazuhisa Takeda, Mafumi Kobayashi, Katsumi Yamada
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Publication number: 20230226831Abstract: A recording apparatus including a recording head that performs recording, a feed roller that feeds out a set medium, a transport driving roller that transports the medium, which is fed out by the feed roller, towards an opposing position that opposes the recording head, and an auxiliary roller provided between the feed roller and the transport driving roller, the auxiliary roller assisting transportation of the medium. When the apparatus is seen from a side of the apparatus, the auxiliary roller overlaps the feed roller in a height direction of the apparatus.Type: ApplicationFiled: March 10, 2023Publication date: July 20, 2023Inventors: Keisuke SASAKI, Shinji KANEMARU, Katsumi YAMADA
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Publication number: 20230219352Abstract: A medium-discharging device includes: a medium-discharging section that discharges a medium; a medium-receiving tray that receives the medium discharged by the medium-discharging section; a light-emitting section that emits light to the medium-receiving tray; and a control section that controls the light-emitting section, in which the medium-receiving tray is configured to switch between a first state in which the medium-receiving tray is stored in an apparatus main body that includes the medium-discharging section and a second state in which the medium-receiving tray protrudes from the apparatus main body, and the control section controls the light-emitting section in accordance with a state or operation of the medium-receiving tray.Type: ApplicationFiled: March 7, 2023Publication date: July 13, 2023Inventors: Kazuo SAITO, Hiroki SHINAGAWA, Satoru ORII, Katsumi YAMADA, Nobuhisa NOMOTO
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Patent number: 11698548Abstract: A liquid crystal display apparatus, includes: a light-condensing backlight unit; a liquid crystal panel including a first linear polarizer and a second linear polarizer; a light scattering film facing the second linear polarizer; and a third linear polarizer facing the light scattering film. The light scattering film includes a functional layer including an organic polymer compound and light scattering particles. The functional layer includes a particle layer in which a fraction of 60% by volume to 100% by volume of the light scattering particles included in the functional layer expands along a surface of the particle layer at which the light output from the liquid crystal panel is received, and the particle layer is concentrated to a region having a thickness of 1 to 80% of a total thickness of the functional layer, in a direction perpendicular to the contact surface.Type: GrantFiled: March 27, 2020Date of Patent: July 11, 2023Assignee: SAKAI DISPLAY PRODUCTS CORPORATIONInventors: Yukio Yoshida, Atsuko Maeda, Nobuaki Ikenaka, Katsumi Kondo, Toshihiro Yamashita, Hideki Nakagawa, Sumire Hombo, Mitsuhiro Takeba, Shintaro Yamada
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Publication number: 20230194340Abstract: A color measuring system includes a color measuring apparatus performing color measurement of a color measurement target, a backing plate disposed under the color measurement target, and an alignment unit with which alignment between the backing plate and the color measuring apparatus is performed in a state where the backing plate is disposed under the color measurement target and entirely covered with the color measurement target.Type: ApplicationFiled: December 13, 2022Publication date: June 22, 2023Inventors: So YOKOTA, Katsumi YAMADA
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Patent number: 11681242Abstract: A developing device includes: a first transport member and a second transport member that are disposed in a first transport path and a second transport path provided at an upper side and a lower side in a gravitational direction and that transport a developer. The developing device also includes an ejecting path that is provided in the first transport path disposed at the upper side in the gravitational direction and that ejects an excess developer. The developing device includes a reverse helical section that is disposed in front of a support that supports the second transport member. The reverse helical section helically extends in a reverse direction relative to a helical section provided for circulating the developer, the developer being transported to the ejecting path by the reverse helical section.Type: GrantFiled: August 20, 2021Date of Patent: June 20, 2023Assignee: FUJIFILM Business Innovation Corp.Inventors: Shota Igawa, Masanori Kato, Katsumi Yamada, Yoshihisa Nakao, Atsushi Funada, Mitsutoshi Hongo
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Patent number: 11673413Abstract: A recording apparatus includes a recording head, an ink tank that is disposed above the recording head, a carriage on which the recording head and the ink tank are mounted, a scanner unit that is attached to the upper portion of the casing via a pivot shaft so as to pivot with respect to the casing and that reads a document placed on the document table, and a panel unit in which the scanner unit is attached to an end portion disposed on the opposite side to the pivot shaft and is configured to tilt between a first orientation and a second orientation closer to the document table than the first orientation, and by pivoting the scanner unit with respect to the casing to expose the ink tank, ink is injected from the refill container into the ink tank and the remaining amount of liquid is viewed.Type: GrantFiled: January 3, 2022Date of Patent: June 13, 2023Assignee: Seiko Epson CorporationInventors: Yoshikazu Nagai, Yoshiyuki Okazawa, Kazunori Takabayashi, Hisayuki Akahane, Kensuke Tamai, Shintaro Miyamoto, Katsumi Yamada
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Patent number: 11618269Abstract: A medium-discharging device includes: a medium-discharging section that discharges a medium; a medium-receiving tray that receives the medium discharged by the medium-discharging section; a light-emitting section that emits light to the medium-receiving tray; and a control section that controls the light-emitting section, in which the medium-receiving tray is configured to switch between a first state in which the medium-receiving tray is stored in an apparatus main body that includes the medium-discharging section and a second state in which the medium-receiving tray protrudes from the apparatus main body, and the control section controls the light-emitting section in accordance with a state or operation of the medium-receiving tray.Type: GrantFiled: July 13, 2021Date of Patent: April 4, 2023Assignee: Seiko Epson CorporationInventors: Kazuo Saito, Hiroki Shinagawa, Satoru Orii, Katsumi Yamada, Nobuhisa Nomoto
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Patent number: 11613135Abstract: A recording apparatus including a recording head that performs recording, a feed roller that feeds out a set medium, a transport driving roller that transports the medium, which is fed out by the feed roller, towards an opposing position that opposes the recording head, and an auxiliary roller provided between the feed roller and the transport driving roller, the auxiliary roller assisting transportation of the medium. When the apparatus is seen from a side of the apparatus, the auxiliary roller overlaps the feed roller in a height direction of the apparatus.Type: GrantFiled: November 9, 2020Date of Patent: March 28, 2023Assignee: Seiko Epson CorporationInventors: Keisuke Sasaki, Shinji Kanemaru, Katsumi Yamada
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Patent number: 11609510Abstract: A developing device includes a first transport member and a second transport member that are respectively disposed in a first transport path and a second transport path arranged in a vertical direction and that transport developer so as to circulate the developer between the first transport path and the second transport path. The developing device includes a developing device body in which the first transport path and the second transport path are formed. The developing device also includes a developer discharging structure that discharges excess developer discharged from the first transport path to outside through the second transport path or through a space between an end portion of the second transport path and the developing device body.Type: GrantFiled: August 24, 2021Date of Patent: March 21, 2023Assignee: FUJIFILM Business Innovation Corp.Inventors: Katsumi Yamada, Yoshihisa Nakao, Masanori Kato, Shota Igawa, Atsushi Funada, Mitsutoshi Hongo, Makoto Kanno, Daisuke Uchimitsu