Patents by Inventor Junji Kunisawa

Junji Kunisawa 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: 10573509
    Abstract: The cleaning apparatus includes multiple kinds of cleaning modules each configured to perform a cleaning processing of a substrate, a first accommodating section configured to accommodate the multiple kinds of cleaning modules therein, and a fluid supply section configured to supply a fluid to the cleaning modules accommodated in the first accommodating section through a pipe. Each of the multiple kinds of cleaning modules includes a pipe connection portion having a common connection position to be connected with the pipe.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: February 25, 2020
    Assignee: Ebara Corporation
    Inventors: Koji Maeda, Hiroshi Shimomoto, Kuniaki Yamaguchi, Hiroshi Aono, Tetsuya Yashima, Hidetatsu Isokawa, Kenji Shinkai, Mitsuhiko Inaba, Koichi Hashimoto, Junji Kunisawa, Mitsuru Miyazaki, Fujihiko Toyomasu
  • Publication number: 20200047309
    Abstract: An apparatus for processing a substrate is disclosed. The apparatus includes a polishing section configured to polish a substrate, a transfer mechanism configured to transfer the substrate, and a cleaning section configured to clean and dry the polished substrate. The cleaning section has plural cleaning lines for cleaning plural substrates. The plural cleaning lines have plural cleaning modules and plural transfer robots for transferring the substrates.
    Type: Application
    Filed: October 18, 2019
    Publication date: February 13, 2020
    Inventors: Mitsuru Miyazaki, Seiji Katsuoka, Naoki Matsuda, Junji Kunisawa, Kenichi Kobayashi, Hiroshi Sotozaki, Hiroyuki Shinozaki, Osamu Nabeya, Shinya Morisawa, Takahiro Ogawa, Natsuki Makino
  • Patent number: 10546764
    Abstract: A substrate cleaning apparatus comprises: a cleaning member 11,21 that comes into contact with a substrate W and cleans the substrate W; a member rotating unit 15, 25 that rotates the cleaning member 11, 21; a pressing drive unit 19, 29 that presses the cleaning member 11, 21 against the substrate W; a torque detecting unit 16, 26 for detecting torque applied to the member rotating unit 15, 25; and a control unit 50 that controls pressing force on the basis of a result of detection by the torque detecting unit 16, 26.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: January 28, 2020
    Assignee: EBARA CORPORATION
    Inventors: Akira Imamura, Mitsuru Miyazaki, Junji Kunisawa, Shunsuke Matsuzawa
  • Publication number: 20200009702
    Abstract: A vacuum hole for suction holding a processing target object through vacuum is formed on a stage surface of a vacuum suction holding stage, and a hole corresponding to the vacuum hole is formed on an elastic pad. A jig includes a first projecting portion configured to be insertable into the vacuum hole on the vacuum suction holding stage, a support portion configured to come into contact with the stage surface with the first projecting portion inserted in the vacuum hole, and a second projecting portion projecting toward an opposite side to the first projecting portion with respect to the support portion and configured to be insertable into the hole on the elastic pad.
    Type: Application
    Filed: June 27, 2019
    Publication date: January 9, 2020
    Inventors: Lien Yin CHENG, Akira IMAMURA, Mitsuru MIYAZAKI, Junji KUNISAWA
  • Publication number: 20190393071
    Abstract: A cleaning section transfer robot includes a base, a rotary table, a first motor, a first substrate transfer mechanism including a second motor having a common rotation axis with the first motor, a first arm, a third motor, a second arm, a fourth motor, and a first hand, and a second substrate transfer mechanism including a fifth motor having a common rotation axis with the first motor, a third arm, a sixth motor, a fourth arm, a seventh motor, and a second hand. Each of the first arm, the second arm, the third arm, the fourth arm, the first hand, and the second hand extends in a direction perpendicular to the rotation axis of the first motor, and each of the third motor, the fourth motor, the sixth motor, and the seventh motor has a rotation axis parallel to the rotation axis of the first motor.
    Type: Application
    Filed: June 25, 2019
    Publication date: December 26, 2019
    Inventor: Junji KUNISAWA
  • Patent number: 10500691
    Abstract: A substrate processing apparatus includes a polisher configured to polish a substrate using a polishing liquid, a first cleaner configured to clean the substrate polished by the polisher using sulfuric acid and hydrogen peroxide water, a second cleaner configured to clean the substrate cleaned by the first cleaner using a basic chemical liquid and hydrogen peroxide water, and a drier configured to dry the substrate cleaned by the second cleaner.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: December 10, 2019
    Assignee: EBARA CORPORATION
    Inventors: Masayoshi Imai, Katsuhiko Tokushige, Suguru Ogura, Katsuhide Watanabe, Junji Kunisawa, Takeshi Iizumi, Mitsuru Miyazaki
  • Patent number: 10486285
    Abstract: An apparatus for processing a substrate is disclosed. The apparatus includes a polishing section configured to polish a substrate, a transfer mechanism configured to transfer the substrate, and a cleaning section configured to clean and dry the polished substrate. The cleaning section has plural cleaning lines for cleaning plural substrates. The plural cleaning lines have plural cleaning modules and plural transfer robots for transferring the substrates.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: November 26, 2019
    Assignee: EBARA Corporation
    Inventors: Mitsuru Miyazaki, Seiji Katsuoka, Naoki Matsuda, Junji Kunisawa, Kenichi Kobayashi, Hiroshi Sotozaki, Hiroyuki Shinozaki, Osamu Nabeya, Shinya Morisawa, Takahiro Ogawa, Natsuki Makino
  • Patent number: 10438818
    Abstract: The present invention relates to a substrate processing apparatus for processing a substrate, such as a wafer, while supplying a cleaning liquid (e.g. pure water and a liquid chemical) to the substrate, and also relates to a pipe cleaning method for the substrate processing apparatus. The substrate processing apparatus includes: a first cleaning lane including first cleaning units (52), (54) each for cleaning a substrate while supplying pure water to the substrate; a second cleaning lane including second cleaning units (60), (62) each for cleaning a substrate while supplying pure water to the substrate; a first pure-water supply pipe (120) for supplying the pure water to the first cleaning lane; and a second pure-water supply pipe (180) for supplying the pure water to the second cleaning lane.
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: October 8, 2019
    Assignee: EBARA CORPORATION
    Inventors: Junji Kunisawa, Toru Maruyama, Masayoshi Imai, Koji Maeda, Mitsuru Miyazaki, Teruaki Hombo, Fujihiko Toyomasu
  • Publication number: 20190270125
    Abstract: The present invention provides a liquid supplying device that can determine whether a CLC can be used appropriately. A liquid supplying device for supplying a liquid from a liquid source to a cleaning device is provided. The liquid supplying device includes a flow rate control device that measures a flow rate of a liquid from the liquid source and controls the flow rate based on the measured value, an IN-side pressure gauge provided between the liquid source and the flow rate control device and an OUT-side pressure gauge provided between the flow rate control device and the cleaning device.
    Type: Application
    Filed: May 22, 2019
    Publication date: September 5, 2019
    Applicant: Ebara Corporation
    Inventors: Fujihiko TOYOMASU, Junji KUNISAWA
  • Patent number: 10361101
    Abstract: A substrate cleaning apparatus for bringing an elongated roll cleaning member into sliding contact with a flat plate type substrate to perform cleaning processing on the substrate includes a roll holder for supporting the roll cleaning member so that the roll cleaning member is rotatable, an elevating mechanism that has a linking member for supporting the roll holder, and moves the roll holder up and down so that the roll cleaning member applies a predetermined roll load to the substrate, a sensor member that is provided to the linking member and measures frictional force between the roll cleaning member and the substrate, and a controller for performing feedback control on the frictional force between the roll cleaning member and the substrate based on a measured value of the sensor member.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: July 23, 2019
    Assignee: EBARA CORPORATION
    Inventors: Yoshitaka Kitagawa, Hisajiro Nakano, Junji Kunisawa
  • Patent number: 10343192
    Abstract: The present invention provides a liquid supplying device that can determine whether a CLC can be used appropriately. A liquid supplying device for supplying a liquid from a liquid source to a cleaning device is provided. The liquid supplying device includes a flow rate control device that measures a flow rate of a liquid from the liquid source and controls the flow rate based on the measured value, an IN-side pressure gauge provided between the liquid source and the flow rate control device and an OUT-side pressure gauge provided between the flow rate control device and the cleaning device.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: July 9, 2019
    Assignee: Ebara Corporation
    Inventors: Fujihiko Toyomasu, Junji Kunisawa
  • Patent number: 10340159
    Abstract: A cleaning chemical supplying device, a cleaning chemical supplying method, and a cleaning unit capable of flexibly handling a change of a dilution ratio and suppression of an increase of a device size are provided. A cleaning chemical supplying device has a first in-line mixer, a second in-line mixer, a first chemical CLC box, a second chemical CLC box, and a DIWCLC box.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: July 2, 2019
    Assignee: EBARA CORPORATION
    Inventors: Fujihiko Toyomasu, Toru Maruyama, Junji Kunisawa
  • Publication number: 20190157118
    Abstract: A cleaning apparatus includes a plurality of processing units including a cleaning unit which cleans a processing object, a transport chamber provided between the plurality of processing units, a transport robot provided inside the transport chamber so as to be movable vertically, an exhaust port portion which discharges gas compressed, when the transport robot descends, from a lower portion of the transport chamber, and a liquid remaining unit which causes liquid transported to the compressed gas to remain in the lower portion of the transport chamber.
    Type: Application
    Filed: February 15, 2018
    Publication date: May 23, 2019
    Inventors: Teruaki HOMBO, Junji KUNISAWA
  • Publication number: 20180345452
    Abstract: In-plane uniformity of buff processing is improved. According to a first form, a buff processing device for executing buff processing of a substrate is provided. Such buff processing device has a rotatable shaft, a buff head body, a torque transmission mechanism for transmitting rotation of the shaft to the buff head body, and an elastic member for elastically supporting the buff head body in a longitudinal direction of the shaft.
    Type: Application
    Filed: October 11, 2016
    Publication date: December 6, 2018
    Inventors: Hideo AIZAWA, Junji KUNISAWA, Mitsuru MIYAZAKI, Naoki TOYOMURA
  • Publication number: 20180337072
    Abstract: A substrate cleaning apparatus and related apparatuses/methods are disclosed. In one embodiment, a substrate cleaning apparatus includes: a first spindle group including a first driving spindle having a first driving roller configured to rotate a substrate and an idler spindle having a driven roller rotated by the substrate; a second spindle group including a plurality of second driving spindles each having a second driving roller configured to rotate the substrate; a cleaning mechanism configured to clean the substrate rotated by the first driving roller and the plurality of second driving rollers; and a rotation detector configured to detect the rotational speed of the driven roller. The driven roller is positioned on the opposite side to a direction in which the substrate receives a force from the cleaning mechanism.
    Type: Application
    Filed: May 14, 2018
    Publication date: November 22, 2018
    Applicant: Ebara Corporation
    Inventors: Hisajiro NAKANO, Junji KUNISAWA
  • Publication number: 20180289230
    Abstract: Various examples of a substrate cleaning apparatus and a substrate processing apparatus are described in the present disclosure. One example of the present invention is a substrate cleaning apparatus including a roll cleaning member cleaning a substrate, an inclination sensor detecting an inclination of the roll cleaning member, and an output device outputting a detection result of the inclination sensor.
    Type: Application
    Filed: April 5, 2018
    Publication date: October 11, 2018
    Inventors: Akira IMAMURA, Junji KUNISAWA, Mitsuru MIYAZAKI
  • Publication number: 20180281026
    Abstract: The present invention provides a liquid supplying device that can determine whether a CLC can be used appropriately. A liquid supplying device for supplying a liquid from a liquid source to a cleaning device is provided. The liquid supplying device includes a flow rate control device that measures a flow rate of a liquid from the liquid source and controls the flow rate based on the measured value, an IN-side pressure gauge provided between the liquid source and the flow rate control device and an OUT-side pressure gauge provided between the flow rate control device and the cleaning device.
    Type: Application
    Filed: April 2, 2018
    Publication date: October 4, 2018
    Applicant: Ebara Corporation
    Inventors: Fujihiko TOYOMASU, Junji KUNISAWA
  • Patent number: 10018545
    Abstract: A substrate cleaning apparatus 1 includes a cleaning member 2 that abuts on a substrate W to scrub and clean the substrate W, a holding member 6 that holds the cleaning member 2, an air cylinder 8 that generates force to press the cleaning member 2 against the substrate W, a displacement sensor 9 that measures a position of the holding member 6, and a control device 11 that determines the replacement time of the cleaning member 2 based on the position of the holding member 6. The position of the holding member 6 includes a cleaning position and a non-cleaning position. The control device 11 determines the replacement time of the cleaning member 2 from change in the cleaning position while a plurality of substrates W are continuously scrubbed and cleaned.
    Type: Grant
    Filed: May 20, 2015
    Date of Patent: July 10, 2018
    Assignee: EBARA CORPORATION
    Inventors: Teruaki Hombo, Junji Kunisawa
  • Publication number: 20180090347
    Abstract: A substrate cleaning apparatus for bringing an elongated roll cleaning member into sliding contact with a flat plate type substrate to perform cleaning processing on the substrate includes a roll holder for supporting the roil cleaning member so that the roll cleaning member is rotatable, an elevating mechanism that has a linking member for supporting the roll holder, and moves the roll holder up and down so that the roll cleaning member applies a predetermined roll load to the substrate, a sensor member that is provided to the linking member and measures frictional force between the roll cleaning member and the substrate, and a controller for performing feedback control on the frictional force between the roll cleaning member and the substrate based on a measured value of the sensor member.
    Type: Application
    Filed: September 26, 2017
    Publication date: March 29, 2018
    Inventors: Yoshitaka KITAGAWA, Hisajiro NAKANO, Junji KUNISAWA
  • Publication number: 20180056470
    Abstract: A substrate processing apparatus includes a polisher configured to polish a substrate using a polishing liquid, a first cleaner configured to clean the substrate polished by the polisher using sulfuric acid and hydrogen peroxide water, a second cleaner configured to clean the substrate cleaned by the first cleaner using a basic chemical liquid and hydrogen peroxide water, and a drier configured to dry the substrate cleaned by the second cleaner.
    Type: Application
    Filed: August 28, 2017
    Publication date: March 1, 2018
    Inventors: Masayoshi IMAI, Katsuhiko TOKUSHIGE, Suguru OGURA, Katsuhide WATANABE, Junji KUNISAWA, Takeshi IIZUMI, Mitsuru MIYAZAKI