Patents by Inventor Takahiro MATSUZAKI
Takahiro MATSUZAKI 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: 11865560Abstract: A liquid ejection device includes: a nozzle including a nozzle opening through which a liquid is ejected; a liquid transfer tube through which the liquid is transferred to the nozzle; and a first tube with the nozzle and the liquid transfer tube being provided therein, having a first end and a second end, and having a first opening at the first end, in which the nozzle opening is positioned closer to a second end side than the first opening of the first tube, and when a position where the liquid ejected from the nozzle becomes a droplet is set as a droplet formation position, and a distance from the nozzle opening to the droplet formation position is set as a droplet formation distance, a distance between the nozzle opening and the first opening is equal to or greater than the droplet formation distance.Type: GrantFiled: July 30, 2020Date of Patent: January 9, 2024Inventors: Yuji Saito, Hirokazu Sekino, Takeshi Seto, Hideki Kojima, Takahiro Matsuzaki
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Publication number: 20230294972Abstract: In a production system 100, containers have hollow main bodies 1a having openings at their top parts and caps 1b for closing the openings. The production system 100 includes a conveyor line L for conveying the containers 1, a capper 5 for attaching the caps 1b to the main bodies 1a of the containers 1 on the conveyor line L, a reading apparatus 18 configured to read first information attached to top surfaces of the caps 1b of the containers 1 for identifying the containers 1 on the conveyor line L at one or more predetermined points after the capper 5, and a memory apparatus 52 configured to store linked together the first information of the containers 1, second information attached to the main bodies 1a of the containers 1 for identifying the main bodies 1a, and times at which the containers 1 passed the one or more predetermined points.Type: ApplicationFiled: July 19, 2021Publication date: September 21, 2023Applicant: Suntory Holdings LimitedInventors: Tatsutoshi Higo, Naoki Furukawa, Takahiro Matsuzaki, Yohei Shirakawa
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Patent number: 11745211Abstract: Provided is a liquid ejection device that includes a nozzle that ejects a liquid, a liquid conveying tube that conveys the liquid to the nozzle, an outer tube that is internally provided with the nozzle and the liquid conveying tube, and a first vibration applying unit that applies vibration to the nozzle or the liquid conveying tube. The first vibration applying unit is provided between the nozzle and the outer pipe or between the liquid conveying tube and the outer pipe.Type: GrantFiled: July 30, 2020Date of Patent: September 5, 2023Inventors: Takahiro Matsuzaki, Hirokazu Sekino, Hideki Kojima, Takeshi Seto, Yuji Saito
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Patent number: 11701886Abstract: A liquid ejection device includes: a nozzle through which a liquid is ejected; a liquid transfer tube through which the liquid is transferred to the nozzle; and a vibration generation unit configured to generate vibration, in which the vibration generation unit is in contact with one of the liquid, the nozzle, and the liquid transfer tube, and when the liquid ejected from the nozzle flies as a plurality of droplets in a state where the vibration generation unit does not generate vibration, and the number of the droplets passing through a predetermined position in a unit time is defined as a droplet frequency, a frequency of the vibration generated by the vibration generation unit is equal to or less than the droplet frequency.Type: GrantFiled: December 8, 2021Date of Patent: July 18, 2023Inventors: Hirokazu Sekino, Takeshi Seto, Hideki Kojima, Takahiro Matsuzaki, Yuji Saito
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Publication number: 20230073787Abstract: A liquid spray device includes a spray nozzle having at least one nozzle hole configured to spray a liquid, a pressurized liquid supply unit configured to pressurize a liquid and feed the pressurized liquid to the spray nozzle, and a controller configured to control an operation of the pressurized liquid supply unit such that the liquid to be sprayed from the nozzle hole flies in a state of splitting into droplets from a continuous flow. The nozzle hole has a hole diameter of 0.015 mm to 0.030 mm. The liquid has a viscosity of 0.6 mPa·s to 4.0 mPa·s. The controller controls a supply pressure of the pressurized liquid supply unit such that a velocity of the liquid to be sprayed from the nozzle hole is 10 m/s to 80 m/s, and that the number of droplets (droplets/s), which is the number of the droplets generated by the continuous flow splitting into the droplets per second, is in a range of 0.8×105 to 9.0×105.Type: ApplicationFiled: August 19, 2022Publication date: March 9, 2023Inventors: Hirokazu SEKINO, Yasunori ONISHI, Takahiro MATSUZAKI
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Publication number: 20220348157Abstract: A control device to be mounted on a vehicle, includes: a board; a control circuit which is provided on the board and is configured to execute a control in a case of a collision of the vehicle; a case in which the board is accommodated; and a bracket that extends from a side surface of the case and is to be fixed to the vehicle with a fastening member, and the bracket includes: a groove portion that extends in an intersection direction intersecting an extending direction of the bracket from the case; and a protrusion that closes a part of the groove portion.Type: ApplicationFiled: September 1, 2021Publication date: November 3, 2022Applicant: DENSO TEN LimitedInventors: Yuuya SAKAI, Nobumasa TOKUI, Takahiro MATSUZAKI
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Publication number: 20220331828Abstract: A liquid spray nozzle includes a nozzle hole configured to spray a liquid toward an object, a liquid flow channel communicated with the nozzle hole, and a filter disposed in the liquid flow channel, wherein at least one of a part of the filter and a part of the liquid flow channel from the filter to the nozzle hole forms an antibacterial part.Type: ApplicationFiled: April 15, 2022Publication date: October 20, 2022Inventors: Osamu KATSUDA, Kaname NAGATANI, Takahiro MATSUZAKI, Yasunori ONISHI, Tomoki ABE
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Patent number: 11351795Abstract: A liquid ejection device includes: a nozzle configured to eject a liquid; an airflow introduction member configured to introduce an airflow to the liquid; a liquid feeding pump configured to adjust a pressure of the liquid; a pressure pump configured to adjust an introduction pressure of the airflow introduced by the airflow introduction member; and a processor configured to control driving of the liquid feeding pump and the pressure pump, and the processor controls a ratio of the introduction pressure of the airflow to an ejection pressure of the liquid to be 0.005 or more and 0.11 or less.Type: GrantFiled: January 28, 2021Date of Patent: June 7, 2022Assignee: SEIKO EPSON CORPORATIONInventors: Hirokazu Sekino, Takeshi Seto, Takahiro Matsuzaki
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Publication number: 20220097375Abstract: A liquid ejection device includes: a nozzle through which a liquid is ejected; a liquid transfer tube through which the liquid is transferred to the nozzle; and a vibration generation unit configured to generate vibration, in which the vibration generation unit is in contact with one of the liquid, the nozzle, and the liquid transfer tube, and when the liquid ejected from the nozzle flies as a plurality of droplets in a state where the vibration generation unit does not generate vibration, and the number of the droplets passing through a predetermined position in a unit time is defined as a droplet frequency, a frequency of the vibration generated by the vibration generation unit is equal to or less than the droplet frequency.Type: ApplicationFiled: December 8, 2021Publication date: March 31, 2022Inventors: Hirokazu SEKINO, Takeshi Seto, Hideki Kojima, Takahiro Matsuzaki, Yuji Saito
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Patent number: 11235576Abstract: A liquid ejection device includes: a nozzle through which a liquid is ejected; a liquid transfer tube through which the liquid is transferred to the nozzle; and a vibration generation unit configured to generate vibration, in which the vibration generation unit is in contact with one of the liquid, the nozzle, and the liquid transfer tube, and when the liquid ejected from the nozzle flies as a plurality of droplets in a state where the vibration generation unit does not generate vibration, and the number of the droplets passing through a predetermined position in a unit time is defined as a droplet frequency, a frequency of the vibration generated by the vibration generation unit is equal to or less than the droplet frequency.Type: GrantFiled: July 30, 2020Date of Patent: February 1, 2022Inventors: Hirokazu Sekino, Takeshi Seto, Hideki Kojima, Takahiro Matsuzaki, Yuji Saito
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Publication number: 20210237463Abstract: A liquid ejection device includes: a nozzle configured to eject a liquid; an airflow introduction member configured to introduce an airflow to the liquid; a liquid feeding pump configured to adjust a pressure of the liquid; a pressure pump configured to adjust an introduction pressure of the airflow introduced by the airflow introduction member; and a processor configured to control driving of the liquid feeding pump and the pressure pump, and the processor controls a ratio of the introduction pressure of the airflow to an ejection pressure of the liquid to be 0.005 or more and 0.11 or less.Type: ApplicationFiled: January 28, 2021Publication date: August 5, 2021Inventors: Hirokazu SEKINO, Takeshi SETO, Takahiro MATSUZAKI
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Publication number: 20210031520Abstract: A liquid ejection device includes: a nozzle through which a liquid is ejected; a liquid transfer tube through which the liquid is transferred to the nozzle; and a vibration generation unit configured to generate vibration, in which the vibration generation unit is in contact with one of the liquid, the nozzle, and the liquid transfer tube, and when the liquid ejected from the nozzle flies as a plurality of droplets in a state where the vibration generation unit does not generate vibration, and the number of the droplets passing through a predetermined position in a unit time is defined as a droplet frequency, a frequency of the vibration generated by the vibration generation unit is equal to or less than the droplet frequency.Type: ApplicationFiled: July 30, 2020Publication date: February 4, 2021Inventors: Hirokazu SEKINO, Takeshi SETO, Hideki KOJIMA, Takahiro MATSUZAKI, Yuji SAITO
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Publication number: 20210031223Abstract: A liquid ejection device includes: a nozzle including a nozzle opening through which a liquid is ejected; a liquid transfer tube through which the liquid is transferred to the nozzle; and a first tube with the nozzle and the liquid transfer tube being provided therein, having a first end and a second end, and having a first opening at the first end, in which the nozzle opening is positioned closer to a second end side than the first opening of the first tube, and when a position where the liquid ejected from the nozzle becomes a droplet is set as a droplet formation position, and a distance from the nozzle opening to the droplet formation position is set as a droplet formation distance, a distance between the nozzle opening and the first opening is equal to or greater than the droplet formation distance.Type: ApplicationFiled: July 30, 2020Publication date: February 4, 2021Inventors: Yuji SAITO, Hirokazu SEKINO, Takeshi SETO, Hideki KOJIMA, Takahiro MATSUZAKI
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Publication number: 20210031225Abstract: Provided is a liquid ejection device that includes a nozzle that ejects a liquid, a liquid conveying tube that conveys the liquid to the nozzle, an outer tube that is internally provided with the nozzle and the liquid conveying tube, and a first vibration applying unit that applies vibration to the nozzle or the liquid conveying tube. The first vibration applying unit is provided between the nozzle and the outer pipe or between the liquid conveying tube and the outer pipe.Type: ApplicationFiled: July 30, 2020Publication date: February 4, 2021Inventors: Takahiro MATSUZAKI, Hirokazu SEKINO, Hideki KOJIMA, Takeshi SETO, Yuji SAITO
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Patent number: 10018879Abstract: To further reduce time necessary to eliminate the problem caused by static electricity. The liquid crystal display apparatus includes a plurality of unit display regions and the plurality of unit display regions are arranged along a first direction spaced from one another. At least one of a plurality of first electrodes has a plurality of electrode parts corresponding to each of the plurality of unit display regions and are mutually separated and arranged apart from one another in the first direction, a plurality of first lead wirings where each first lead wiring extends in the direction different from the first direction and extends outside an inner area, and a first crossover wiring disposed outside the inner area and mutually connects the plurality of first lead wirings.Type: GrantFiled: May 3, 2017Date of Patent: July 10, 2018Assignee: STANLEY ELECTRIC CO., LTD.Inventors: Yoshihisa Iwamoto, Takahiro Matsuzaki
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Publication number: 20170336683Abstract: To further reduce time necessary to eliminate the problem caused by static electricity. The liquid crystal display apparatus includes a plurality of unit display regions and the plurality of unit display regions are arranged along a first direction spaced from one another. At least one of a plurality of first electrodes has a plurality of electrode parts corresponding to each of the plurality of unit display regions and are mutually separated and arranged apart from one another in the first direction, a plurality of first lead wirings where each first lead wiring extends in the direction different from the first direction and extends outside an inner area, and a first crossover wiring disposed outside the inner area and mutually connects the plurality of first lead wirings.Type: ApplicationFiled: May 3, 2017Publication date: November 23, 2017Applicant: STANLEY ELECTRIC CO., LTD.Inventors: Yoshihisa IWAMOTO, Takahiro MATSUZAKI
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Patent number: 9782194Abstract: A medical apparatus system includes: a medical apparatus having an ejection unit which ejects a liquid; and a liquid supply device which supplies the liquid to the medical apparatus. The liquid supply device includes: a supply channel through which the liquid is supplied to the ejection unit; a pressurizing unit which pressurizes the liquid in the supply channel; a blocking unit which blocks the supply channel; and a control unit which causes the pressurizing unit to pressurize the liquid in the supply channel in the state where the supply channel is blocked by the blocking unit.Type: GrantFiled: September 19, 2014Date of Patent: October 10, 2017Assignee: SEIKO EPSON CORPORATIONInventors: Takahiro Matsuzaki, Kazuaki Uchida, Shinichi Miyazaki
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Patent number: 9622769Abstract: A fluid ejection device includes a fluid ejection unit including a plurality of nozzles and configured to eject fluid from at least any one of the nozzles in a pulse-like manner according to a drive signal, a fluid supplying unit configured to supply the fluid to the fluid ejection unit, an ejecting-instruction input unit configured to receive an ejecting instruction input, a mode-selection input unit configured to receive an input of selection information for selecting any one of a first mode for ejecting the fluid using a first nozzle unit including at least one nozzle and a second mode for ejecting the fluid using a second nozzle unit including at least one nozzle, and a fluid-ejecting control unit configured to output, when receiving the ejecting instruction input, according to the selection information, the drive signal such that the fluid is ejected from the first nozzle unit or second nozzle unit.Type: GrantFiled: April 7, 2015Date of Patent: April 18, 2017Assignee: SEIKO EPSON CORPORATIONInventors: Koichiro Miyazaki, Masaki Gomi, Takahiro Matsuzaki
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Patent number: 9375231Abstract: An excision device configured to excise living tissue by ejecting liquid includes: a supplying unit configured to supply liquid to be ejected; a chamber configured to be filled with the supplied liquid; an ejection nozzle connected to the chamber; a drive member configured to be deformed in the direction to reduce the volume of the chamber when a drive voltage is applied more than a case where the drive voltage is not applied; a liquid ejecting unit configured to eject the liquid in the chamber in a pulsed manner from the ejection nozzle by applying the drive voltage to the drive member in a state in which the chamber is filled with the supplied liquid; and an air-bubble detecting unit configured to detect air bubbles in the chamber by detecting an electric current flowing in the drive member when the drive voltage is applied to the drive member.Type: GrantFiled: September 9, 2014Date of Patent: June 28, 2016Assignee: Seiko Epson CorporationInventors: Kunio Tabata, Takahiro Matsuzaki, Shinichi Miyazaki, Takeshi Seto
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Patent number: D809123Type: GrantFiled: February 28, 2017Date of Patent: January 30, 2018Assignee: SEIKO EPSON CORPORATIONInventors: Takeshi Ishikawa, Toru Kurihara, Takahiro Matsuzaki