Patents by Inventor Masaaki Tanabe

Masaaki Tanabe 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: 11642818
    Abstract: A method of manufacturing a fluidic device includes molding either one of the base member and the valve part with a first mold; and molding the other one of the base member and the valve part with a second mold with respect to the molded base member or the molded valve part.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: May 9, 2023
    Assignee: NIKON CORPORATION
    Inventors: Naoya Ishizawa, Taro Ueno, Masaaki Tanabe
  • Patent number: 11462428
    Abstract: An alignment mechanism comprises a rotary unit 61 with a first rotary axis 61c, three power transmission mechanisms 62, and three alignment action units 63. Each power transmission mechanism 62 comprises a first arm 621 and a second arm 622. The first arm 621 includes a first end 621a pivotably supported at a corresponding one of three different positions P11 to P13, and a second end 621b on the opposite side of the first end 621a. The second arm 622 includes a second rotary axis 622c and is pivotably supported on the second end 621b of the first arm 621 at a position different from the second rotary axis 622c. The alignment action units 63 are connected to corresponding second arms. The second rotary axes 622c are at three positions P21 to P23 separated from the rotary unit 61 toward three different directions centered on the first rotary axis 61c.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: October 4, 2022
    Assignee: TAZMO CO., LTD.
    Inventors: Masaaki Tanabe, Kosaku Saino
  • Patent number: 11367702
    Abstract: A bonder includes a first chuck unit 1A, a second chuck unit 1B, a first base 21A, a second base 21B, and a first floating mechanism 3A. The first chuck unit 1A and the second chuck unit 1B are chuck units in a pair including respective suction surfaces for suction of bonding targets and are arranged while respective suction surfaces 11a and 11b face each other. The first base 21A and the second base 21B support the first chuck unit 1A and the second chuck unit 1B respectively. The first floating mechanism 3A applies gas pressure to a back surface 12a of the first chuck unit 1A to float the first chuck unit 1A from the first base 21A, thereby moving the suction surface 11a of the first chuck unit 1A toward the suction surface 11b of the second chuck unit 1B.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: June 21, 2022
    Assignee: TAZMO CO., LTD.
    Inventor: Masaaki Tanabe
  • Patent number: 11094515
    Abstract: A sputtering apparatus has a vacuum chamber capable of arranging a target material and a substrate therein so as to face each other, a DC power supply capable of electrically being connected to the target material, and a pulsing unit pulsing electric current flowing in the target material from the DC power supply, in which plasma is generated in the vacuum chamber to form a thin film on the substrate, including an ammeter measuring electric current flowing in the pulsing unit from the DC power supply, a power supply controller performing feedback control of the DC power supply so that a current value measured by the ammeter becomes a prescribed value and a pulse controller indicating a pulse cycle shifted from a control cycle of the DC power supply by the power supply controller to the pulsing unit.
    Type: Grant
    Filed: December 6, 2017
    Date of Patent: August 17, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Daisuke Suetsugu, Masaaki Tanabe, Akira Okuda, Yosimasa Takii
  • Patent number: 10898957
    Abstract: A production apparatus and method for fine particles are capable of increasing a production amount and producing fine particles at low cost by efficiently inputting a large amount of material to plasma. The production apparatus includes a material supply device, which includes a plurality of material supply ports that supply a material gas containing material particles and are arranged below a plurality of electrodes in a vertical direction inside a vacuum chamber. The material supply device further includes a first gas supply port that supplies a first shield gas arranged in an inner periphery of the plural material supply ports and plural second gas supply ports that supply a second shield gas arranged in an outer periphery of the plural material supply ports.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: January 26, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Masaaki Tanabe, Hisao Nagai, Takeshi Koiwasaki, Takafumi Okuma
  • Publication number: 20200143967
    Abstract: A dust core achieving both a high magnetic permeability and a high voltage resistance and a method of manufacturing the same are provided. The dust core is a dust core containing a powder of a soft magnetic composition. The powder of the soft magnetic composition includes at least an ellipsoidal powder having a flatness within a range from 3.0 to 6.0.
    Type: Application
    Filed: October 31, 2019
    Publication date: May 7, 2020
    Inventors: Masato MAEDE, Masaaki TANABE, Taishi FUJIMOTO
  • Publication number: 20190393185
    Abstract: A bonder includes a first chuck unit 1A, a second chuck unit 1B, a first base 21A, a second base 21B, and a first floating mechanism 3A. The first chuck unit 1A and the second chuck unit 1B are chuck units in a pair including respective suction surfaces for suction of bonding targets and are arranged while respective suction surfaces 11a and 11b face each other. The first base 21A and the second base 21B support the first chuck unit 1A and the second chuck unit 1B respectively. The first floating mechanism 3A applies gas pressure to a back surface 12a of the first chuck unit 1A to float the first chuck unit 1A from the first base 21A, thereby moving the suction surface 11a of the first chuck unit 1A toward the suction surface 11b of the second chuck unit 1B.
    Type: Application
    Filed: November 14, 2017
    Publication date: December 26, 2019
    Applicant: TAZMO CO., LTD.
    Inventor: Masaaki TANABE
  • Publication number: 20190333798
    Abstract: An alignment mechanism comprises a rotary unit 61 with a first rotary axis 61c, three power transmission mechanisms 62, and three alignment action units 63. Each power transmission mechanism 62 comprises a first arm 621 and a second arm 622. The first arm 621 includes a first end 621a pivotably supported at a corresponding one of three different positions P11 to P13, and a second end 621b on the opposite side of the first end 621a. The second arm 622 includes a second rotary axis 622c and is pivotably supported on the second end 621b of the first arm 621 at a position different from the second rotary axis 622c. The alignment action units 63 are connected to corresponding second arms. The second rotary axes 622c are at three positions P21 to P23 separated from the rotary unit 61 toward three different directions centered on the first rotary axis 61c.
    Type: Application
    Filed: November 14, 2017
    Publication date: October 31, 2019
    Applicant: TAZMO CO., LTD.
    Inventors: Masaaki TANABE, Kosaku SAINO
  • Publication number: 20190134860
    Abstract: A method of manufacturing a fluidic device includes molding either one of the base member and the valve part with a first mold; and molding the other one of the base member and the valve part with a second mold with respect to the molded base member or the molded valve part.
    Type: Application
    Filed: January 7, 2019
    Publication date: May 9, 2019
    Inventors: Naoya ISHIZAWA, Taro Ueno, Masaaki Tanabe
  • Patent number: 10124406
    Abstract: A production apparatus for fine particles includes a vacuum chamber, a material supply device, a plurality of electrodes arranged and a collection device connecting to the other end of the vacuum chamber and collecting fine particles, which generates plasma and produces fine particles from the material particles, in which a first electrode arrangement region on the material supply port's side and a second electrode arrangement region apart from the first electrode arrangement region to the collection device's side which respectively cross a direction in which the material flows between the vicinity of the material supply port and the collection device are provided in the intermediate part of the vacuum chamber, and both the first electrode arrangement region and the second electrode arrangement region are provided with a plurality of electrodes respectively to form the electrodes in multi-stages.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: November 13, 2018
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hisao Nagai, Takeshi Koiwasaki, Masaaki Tanabe, Takafumi Okuma
  • Publication number: 20180304374
    Abstract: A production apparatus and method for fine particles are capable of increasing a production amount and producing fine particles at low cost by efficiently inputting a large amount of material to plasma. The production apparatus includes a material supply device, which includes a plurality of material supply ports that supply a material gas containing material particles and are arranged below a plurality of electrodes in a vertical direction inside a vacuum chamber. The material supply device further includes a first gas supply port that supplies a first shield gas arranged in an inner periphery of the plural material supply ports and plural second gas supply ports that supply a second shield gas arranged in an outer periphery of the plural material supply ports.
    Type: Application
    Filed: March 15, 2018
    Publication date: October 25, 2018
    Inventors: MASAAKI TANABE, HISAO NAGAI, TAKESHI KOIWASAKI, TAKAFUMI OKUMA
  • Publication number: 20180290208
    Abstract: A production apparatus for fine particles includes a vacuum chamber, a material supply device, a plurality of electrodes arranged and a collection device connecting to the other end of the vacuum chamber and collecting fine particles, which generates plasma and produces fine particles from the material particles, in which a first electrode arrangement region on the material supply port's side and a second electrode arrangement region apart from the first electrode arrangement region to the collection device's side which respectively cross a direction in which the material flows between the vicinity of the material supply port and the collection device are provided in the intermediate part of the vacuum chamber, and both the first electrode arrangement region and the second electrode arrangement region are provided with a plurality of electrodes respectively to form the electrodes in multi-stages.
    Type: Application
    Filed: March 7, 2018
    Publication date: October 11, 2018
    Inventors: HISAO NAGAI, TAKESHI KOIWASAKI, MASAAKI TANABE, TAKAFUMI OKUMA
  • Publication number: 20180174808
    Abstract: A sputtering apparatus has a vacuum chamber capable of arranging a target material and a substrate therein so as to face each other, a DC power supply capable of electrically being connected to the target material, and a pulsing unit pulsing electric current flowing in the target material from the DC power supply, in which plasma is generated in the vacuum chamber to form a thin film on the substrate, including an ammeter measuring electric current flowing in the pulsing unit from the DC power supply, a power supply controller performing feedback control of the DC power supply so that a current value measured by the ammeter becomes a prescribed value and a pulse controller indicating a pulse cycle shifted from a control cycle of the DC power supply by the power supply controller to the pulsing unit.
    Type: Application
    Filed: December 6, 2017
    Publication date: June 21, 2018
    Inventors: DAISUKE SUETSUGU, MASAAKI TANABE, AKIRA OKUDA, YOSIMASA TAKII
  • Patent number: 9577550
    Abstract: Provided is a vibration actuator including: an electromechanical transduction member that transduces electric power to a mechanical vibration; a transmission member that transmits the vibration from the electromechanical transduction member as a driving force; and an abutting portion that abuts on the transmission member and moves relative to the transmission member in response to the driving force. One of the transmission member and the abutting portion includes pores in its surface contacting the abutting portion or the transmission member at an area occupancy of 2% or higher. In this vibration actuator, the average area of the pores may be 3 ?m2 or larger. The other of the transmission member and the abutting portion may include iron in its surface contacting the one.
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: February 21, 2017
    Assignee: NIKON CORPORATION
    Inventors: Makoto Nakazumi, Masaaki Tanabe
  • Patent number: 9067234
    Abstract: A substrate coating device (10) includes a precision stage (7), a nozzle (8), and conveyors (3 to 6 and 21). The precision stage (7) has a horizontal placement surface for placing a substrate W thereon and is configured to be reciprocable between an upstream end and a downstream end in a conveying direction. The conveyors (3 to 6 and 21) are configured to convey the substrate W in the conveying direction via the placement surface of the precision stage (7) in such manner that a surface of the substrate W is positioned in a horizontal plane. The intermediate conveyor (21) is liftable between a conveying position where a conveying surface of the intermediate conveyor is coincident with the placement surface of the stage and a non-conveying position where the conveying surface is positioned below the placement surface of the stage.
    Type: Grant
    Filed: June 3, 2010
    Date of Patent: June 30, 2015
    Assignee: TAZMO CO, LTD.
    Inventors: Masaaki Tanabe, Hideo Hirata, Mitsunori Oda
  • Patent number: 9016235
    Abstract: The substrate coating device (10) includes a slit nozzle (1), a first camera (3), a second camera (4), a control section (5), a pump (8), and a pressure control chamber (9). The control section (5) controls the supply of the coating liquid from the pump (8) to the slit nozzle (1) in accordance with the result of comparison between a bead shape imaged by the first camera (3) and a reference shape. The control section (5) also controls the air pressure on the upstream side of the slit nozzle (1) by the pressure control chamber (9) in accordance with the result of comparison between a distance measured from an image taken by the second camera (4) and a reference distance.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: April 28, 2015
    Assignee: Tazmo Co., Ltd
    Inventors: Yoshinori Ikagawa, Mitsunori Oda, Minoru Yamamoto, Takashi Kawaguchi, Masaaki Tanabe, Hideo Hirata
  • Patent number: 8770141
    Abstract: A substrate coating device is provided which is capable of reducing non-uniform film thickness areas that take place in a coating start portion and a coating end portion during coating using a slit nozzle coater. The substrate coating device (10) includes at least a slider driving motor (4), a pump (8), a delivery state quantity measuring section (82), and a control section (5). The slider driving motor (4) scans a slit nozzle (1) over a substrate (100) at an established velocity relative to the substrate (100). The pump (8) controls the supply of the coating liquid to the slit nozzle (1). The delivery state quantity measuring section (82) is configured to measure a state quantity indicative of a delivery state of the coating liquid from the tip of the slit nozzle (1).
    Type: Grant
    Filed: April 19, 2010
    Date of Patent: July 8, 2014
    Assignee: Tazmo Co., Ltd.
    Inventors: Yoshinori Ikagawa, Mitsunori Oda, Minoru Yamamoto, Takashi Kawaguchi, Hideo Hirata, Masaaki Tanabe
  • Publication number: 20140009667
    Abstract: Provided is a vibration actuator including: an electromechanical transduction member that transduces electric power to a mechanical vibration; a transmission member that transmits the vibration from the electromechanical transduction member as a driving force; and an abutting portion that abuts on the transmission member and moves relative to the transmission member in response to the driving force. One of the transmission member and the abutting portion includes pores in its surface contacting the abutting portion or the transmission member at an area occupancy of 2% or higher. In this vibration actuator, the average area of the pores may be 3 ?m2 or larger. The other of the transmission member and the abutting portion may include iron in its surface contacting the one.
    Type: Application
    Filed: September 9, 2013
    Publication date: January 9, 2014
    Applicant: NIKON CORPORATION
    Inventors: Makoto NAKAZUMI, MASAAKI TANABE
  • Patent number: 8564895
    Abstract: A lens barrel comprising: a first retention member that includes a first engaging portion, which engages with a guide shaft, and that retains a first optical system and a second optical system, which is different from the first optical system, to be integrally movable along the guide shaft; and a second retention member that includes a second engaging portion, which engages with the guide shaft, and that retains a third optical system, which is disposed between the first optical system and the second optical system, to be movable independently of the first and second optical systems.
    Type: Grant
    Filed: June 6, 2012
    Date of Patent: October 22, 2013
    Assignee: Nikon Corporation
    Inventors: Kunihiro Fukino, Kazuyasu Oone, Masaaki Tanabe
  • Patent number: 8344591
    Abstract: Provided is a vibration actuator comprising an elastic body; an electromechanical transducer that causes the elastic body to vibrate; and a rotating body that rotates in response to a drive force received from contact with the elastic body at a vibrational antinode thereof, wherein the rotating body contacts the elastic body at a prescribed position along a direction in which an axis of the rotation extends. In the vibration actuator, the elastic body includes an elastic body contact member that is arranged in a region that includes the vibrational antinode of the elastic body, the rotating body includes a rotating body contact member that receives a drive force by contacting the elastic body contact member, and one of the elastic body contact member and the rotating body contact member has a contact surface that is oriented diagonally to the axis of rotation and contacts the other of the elastic body contact member and the rotating body contact member.
    Type: Grant
    Filed: March 10, 2010
    Date of Patent: January 1, 2013
    Assignee: Nikon Corporation
    Inventors: Yoshihiko Suzuki, Eiji Matsukawa, Kazuyasu Oone, Masaaki Tanabe