Patents by Inventor Akihiro Harada

Akihiro Harada 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: 11371627
    Abstract: A cause of abnormality of a fluid control device and/or data with which abnormality can be predicted can be collected to be analyzed, and abnormality can be predicted based on a result of the analysis. A fluid control device 8 and a server 72 are configured to be able to communicate with each other through networks NW1 and 2. The fluid control device 8 includes an operation information acquisition mechanism that acquires a plurality of types of operation information about the fluid control device 8.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: June 28, 2022
    Assignee: Fujikin Incorporated
    Inventors: Yuya Suzuki, Katsunori Komehana, Masahiko Ochiishi, Akihiro Harada, Ryutaro Tanno, Tsutomu Shinohara
  • Patent number: 11340636
    Abstract: To diagnose an abnormality of a fluid control device from an operation of an entire fluid supply line including a plurality of fluid control devices. Provided is an abnormality diagnosis method of a fluid supply line including a plurality of fluid control devices F, V1, and V2 communicating with each other fluid-tightly.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: May 24, 2022
    Assignee: Fujikin Incorporated
    Inventors: Ryutaro Tanno, Kenji Aikawa, Akihiro Harada, Yuya Suzuki, Takahiro Matsuda, Katsunori Komehana, Masahiko Ochiishi, Tsutomu Shinohara
  • Patent number: 11328847
    Abstract: A soft magnetic alloy including a compositional formula of ((Fe(1?(?+?))X1?X2?)(1?(a+b+c+e))MaBbPcCue)1?fCf, wherein X1 is one or more selected from the group consisting Co and Ni, X2 is one or more selected from the group consisting of Al, Mn, Ag, Zn, Sn, As, Sb, Bi, N, O, and rare earth elements, “M” is one or more selected from the group consisting of Nb, Hf, Zr, Ta, Ti, Mo, W, and V, 0.030<a?0.14, 0.028?b?0.20, 0?c?0.030, 0<e?0.030, 0<f?0.040, ??0, ??0, and 0??+??0.50 are satisfied.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: May 10, 2022
    Assignee: TDK CORPORATION
    Inventors: Akihiro Harada, Hiroyuki Matsumoto, Kenji Horino, Kazuhiro Yoshidome, Akito Hasegawa, Hajime Amano, Kensuke Ara, Seigo Tokoro, Shota Otsuka
  • Patent number: 11243549
    Abstract: The present invention is intended to improve the accuracy of control of a material gas by providing a valve with simplified wiring and a fluid supply line equipped with the valve. A valve V includes a valve body 3 and a driving pressure control device 4 coupled to the valve body 3.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: February 8, 2022
    Assignee: Fujikin Inc.
    Inventors: Ryutaro Tanno, Kenji Aikawa, Akihiro Harada, Yuya Suzuki, Takahiro Matsuda, Katsunori Komehana, Masahiko Ochiishi, Tsutomu Shinohara
  • Patent number: 11244778
    Abstract: An R-T-B based permanent magnet wherein R is one or more rare earth elements, T is Fe and Co, and B is boron. The R-T-B based permanent magnet includes M, C and N, wherein M is two or more selected from Cu, Ga, Mn, Zr, and Al, and includes at least Cu and Ga. A total content of R is ?29.0 and ?33.5 mass %, Co content is ?0.10 and ?0.49 mass %, B content is ?0.80 and ?0.96 mass %, a total content of M is ?0.63 and ?4.00 mass %, Cu content is ?0.51 and ?0.97 mass %, Ga content is ?0.12 and ?1.07 mass %, C content is ?0.065 and ?0.200 mass %, N content is ?0.023 and ?0.323 mass %, and Fe is a substantial balance.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: February 8, 2022
    Assignee: TDK CORPORATION
    Inventors: Makoto Iwasaki, Akihiro Harada
  • Publication number: 20220025986
    Abstract: A fluid control device includes; upstream side and downstream side joint blocks defining a fluid flow path, and having engaging portions at a bottom surface side; a support member having a guide portion to which the engaging portions of the upstream side and downstream side joint blocks can be engaged; and a fluid device supported by the support member via the upstream side and the downstream side joint blocks; wherein the upstream side and the downstream side joint blocks are fixed to the guide portion by utilizing a reaction force against a bending force generated by the tightening force of fastening bolts to the upstream side and the downstream side joint blocks and the fluid device connected together, and the length of the engaging portions in the longitudinal direction of the joint blocks is formed shorter than the length of the joint blocks.
    Type: Application
    Filed: December 12, 2019
    Publication date: January 27, 2022
    Applicant: FUJIKIN INCORPORATED
    Inventors: Akihiro HARADA, Kenji AIKAWA
  • Publication number: 20220019187
    Abstract: A work management apparatus, method, and system enable to accurately manage position, tightening torque and other information for all fastening parts, for tightening work using a tool with a torque sensor. The system includes: a driver provided with a torque sensor; and first and second cameras that capture images of a product from different viewpoints. The torque sensor starts measurement of the tightening torque when a detected tightening torque exceeds a set threshold value, stops measurement of the tightening torque when the measurement data satisfies a predetermined condition, and outputs torque related data that includes measurement time. The system further includes: a PC that calculates coordinates of an engagement position of a bit from a plurality of image data captured by the first and the second cameras corresponding to the measurement time included in the torque related data; and a marker mounting device provided with a marker and removably mounted to the bit.
    Type: Application
    Filed: November 25, 2019
    Publication date: January 20, 2022
    Applicant: FUJIKIN INCORPORATED
    Inventors: Yuto KAWAUCHI, Yuya SUZUKI, Ryutaro TANNO, Akihiro HARADA, Tsutomu SHINOHARA
  • Patent number: 11226257
    Abstract: A fluid controller is provided having a flow path through which a fluid can flow, a closed space separated from the flow path by an isolation member, and a leak port capable of communicating the closed space with an external part. An anomaly detection device for detecting an anomaly has a pressure sensor detachably fixed to the leak port, a pressure sensor for detecting the pressure in the closed space, a processing module for executing a predetermined information processing, and an detachable mechanism for blocking the leak port from the external part in the state of being fixed. The processing module determines an anomaly of the fluid controller by comparing a detection value detected by the pressure sensor to a predetermined threshold, and transmits a discrimination result of the anomaly of the fluid controller to a server.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: January 18, 2022
    Assignee: Fujikin Inc.
    Inventors: Akihiro Harada, Kouji Nishino, Ryousuke Dohi, Koji Kawada, Katsuyuki Sugita, Nobukazu Ikeda, Michio Yamaji, Tsutomu Shinohara, Ryutaro Tanno, Yuto Kawauchi
  • Publication number: 20210394815
    Abstract: A vehicle steering apparatus, including: a steering column; a link member; an actuator including: a vehicle body side engaging portion, and a link side engaging portion, and when operated, the actuator changing a spacing between the vehicle body side engaging portion and the link side engaging portion, and swinging the steering column between the first position and the second position; a steering support that supports the steering column from the vehicle lower side in a state in which the steering column is disposed at the first position; and a clamp member provided at the link member, the clamp member being engaged with the steering support in the state in which the steering column is disposed at the first position, and the clamp member moving away from the steering support when the steering column is to swing from the first position toward the second position.
    Type: Application
    Filed: June 7, 2021
    Publication date: December 23, 2021
    Inventors: Masahiro Ohrui, Akira Kaneko, Akihiro Harada
  • Publication number: 20210396326
    Abstract: A fluid control device comprises includes: a joint block defining a fluid flow path open to an upper surface thereof, and which has an engaging portion on the bottom surface side thereof; a support member having a guide portion which restrains the joint block on the upper surface while permitting the joint block to move in longitudinal direction; and a fluid device fixed to the upper surface of the joint block. The support member is provided with at least one plunger such that the tip end portion protrudes from the upper surface of the support member. A recess is provided in the bottom surface of the joint block, and the recess engages with the tip end portion of the plunger to set the position of the joint block in the longitudinal direction.
    Type: Application
    Filed: October 18, 2019
    Publication date: December 23, 2021
    Applicant: FUJIKIN INCORPORATED
    Inventors: Kenji AIKAWA, Tomohiro NAKATA, Toshiyuki INADA, Akihiro HARADA, Takahiro MATSUDA, Tsutomu SHINOHARA
  • Publication number: 20210388919
    Abstract: A valve device includes: a valve body which is accommodated in an accommodation recess having a circular cross-sectional shape, and has a first port and a second port in a bottom surface; and a bonnet nut which has an outer screw portion screwed with an inner screw portion formed on an inner periphery of the accommodation recess to press the valve body toward the bottom of the accommodation recess to fix the valve body onto a flow path block. The valve body has an outer peripheral surface portion fitted to an inner peripheral surface portion of the accommodation recess of the flow path block. A convex portion for defining an orientation of the valve body about an axis with respect to the flow path block is formed on the outer peripheral surface portion.
    Type: Application
    Filed: October 21, 2019
    Publication date: December 16, 2021
    Applicant: FUJIKIN INCORPORATED
    Inventors: Takahiro MATSUDA, Kenji AIKAWA, Akihiro HARADA, Kazunari WATANABE, Tomohiro NAKATA, Tsutomu SHINOHARA
  • Publication number: 20210388914
    Abstract: A valve device has a structure more suitable for miniaturization and integration and is used for a semiconductor manufacturing process or the like. A valve device includes: a valve body which is accommodated in an accommodation recess and has a first port and a second port in a bottom surface; and a bonnet nut which has a screw portion formed on an outer periphery thereof and is screwed with the inner periphery of the accommodation recess to press the valve body toward the bottom of the accommodation recess to fix the valve body onto a flow path block. The valve body has first and second annular protrusions for sealing which are formed around the first port and the second port and protrude from a bottom surface. The first and the second annular protrusions are formed so as to share a part thereof.
    Type: Application
    Filed: October 21, 2019
    Publication date: December 16, 2021
    Applicant: FUJIKIN INCORPORATED
    Inventors: Kenji AIKAWA, Takahiro MATSUDA, Akihiro HARADA, Kazunari WATANABE, Tomohiro NAKATA, Tsutomu SHINOHARA
  • Patent number: 11162606
    Abstract: Provided is a fluid control device that can have a small size, while a member for detecting abnormality of the fluid control device is incorporated. In addition, a result of detecting an abnormality of the fluid control device is made easily recognizable from the outside. A fluid control device 1 includes an information processing module 5 provided in the device, a valve body 11 having a flow path, an actuator body 12 fixed to the valve body 11, a hollow casing 13 that is fixed to the actuator body 12 and has a side surface on which a through hole 133d is formed, a piston 126 that is provided in the actuator body 12 and in which a driving pressure introduction path 126b that communicates with a driving pressure introduction chamber S2 is formed, and an introduction pipe 21 through which driving pressure is introduced, the introduction pipe 21 having one end inserted to the driving pressure introduction path 126b and another end leading to an outside through the through hole 133d of the casing 13.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: November 2, 2021
    Assignee: Fujikin Irc.
    Inventors: Yuya Suzuki, Katsunori Komehana, Masahiko Ochiishi, Akihiro Harada, Ryutaro Tanno, Tsutomu Shinohara
  • Patent number: 11158443
    Abstract: A soft magnetic alloy contains a main component having a composition formula of (Fe(1?(?+?))X1?X2?)(1?(a+b+c+d))MaBbPcCd and auxiliary components including at least Ti, Mn and Al. In the composition formula, X1 is one or more selected from the group consisting of Co and Ni, X2 is one or more selected from the group consisting of Ag, Zn, Sn, As, Sb, Bi and a rare earth element, and M is one or more selected from the group consisting of Nb, Hf, Zr, Ta, Mo, W and V. In the composition formula, 0.030?a?0.100, 0.050?b?0.150, 0<c?0.030, 0<d?0.030, ??0, ??0, and 0??+??0.50 are satisfied. In the soft magnetic alloy, a content of Ti is 0.001 to 0.100 wt %, a content of Mn is 0.001 to 0.150 wt %, and a content of Al is 0.001 to 0.100 wt %.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: October 26, 2021
    Assignee: TDK CORPORATION
    Inventors: Akihiro Harada, Hiroyuki Matsumoto, Kenji Horino, Kazuhiro Yoshidome, Akito Hasegawa, Hajime Amano, Kensuke Ara, Seigo Tokoro, Masakazu Hosono, Takuma Nakano, Satoko Mori
  • Patent number: 11156305
    Abstract: A screw hole of an upstream side joining block is formed only on an upstream side of a flow path port thereof in a longitudinal direction, a screw hole of a downstream side joining block is formed only on a downstream side of a flow path port thereof in the longitudinal direction and, between a guide part and an engaging part, an alignment mechanism aligns the positions of the upstream side and the downstream side joining blocks in a horizontal direction orthogonal to the longitudinal direction of the guide part to a center position of the guide part by using a portion of a reaction force that resists a bending force produced by the tightening force of a tightening bolt on a body and the upstream side and the downstream side joining blocks connected to each other.
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: October 26, 2021
    Assignee: FUJIKIN INCORPORATED
    Inventors: Kenji Aikawa, Tsutomu Shinohara, Hajime Nakagawa, Takahiro Matsuda, Akihiro Harada
  • Publication number: 20210323064
    Abstract: A metal powder producing apparatus comprising a melted metal supplying part discharging a melted metal, a cylinder body provided below the melted metal supplying part, and a cooling liquid layer forming part forming a flow of a cooling liquid for cooling the melted metal discharged from the melted metal supplying part along an inner circumference face of the cylinder body, wherein the cooling liquid layer forming part has a primary pressure reservoir, and the primary pressure reservoir is provided on an outer circumference part of the cylinder body.
    Type: Application
    Filed: June 30, 2021
    Publication date: October 21, 2021
    Applicant: TDK CORPORATION
    Inventors: Kenji HORINO, Kazuhiro YOSHIDOME, Akihiro HARADA, Hiroyuki MATSUMOTO
  • Patent number: 11084094
    Abstract: A metal powder producing apparatus comprising a melted metal supplying part discharging a melted metal, a cylinder body provided below the melted metal supplying part, and a cooling liquid layer forming part forming a flow of a cooling liquid for cooling the melted metal discharged from the melted metal supplying part along an inner circumference face of the cylinder body, wherein the cooling liquid layer forming part has a primary pressure reservoir, and the primary pressure reservoir is provided on an outer circumference part of the cylinder body.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: August 10, 2021
    Assignee: TDK CORPORATION
    Inventors: Kenji Horino, Kazuhiro Yoshidome, Akihiro Harada, Hiroyuki Matsumoto
  • Patent number: 10991495
    Abstract: A soft magnetic alloy which includes nanocrystal parts and amorphous parts is provided. The nanocrystal parts include ?Fe(—Si) as a main component, and include at least one of elements selected from B, P, C, Ti, Zr, Hf, Nb, Ta, Mo, V, W, Cr, Al, Mn, Zn, and Cu as a sub-component. When a total content ratio of the sub-component in the nanocrystal parts is set as ? (at %), and a total content ratio of the sub-components of the nanocrystal parts included in the amorphous parts is set as ? (at %), 0.01?(?/?)?0.40, and a crystallinity degree is 5% or more and 70% or less.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: April 27, 2021
    Assignee: TDK CORPORATION
    Inventors: Kazuhiro Yoshidome, Hiroyuki Matsumoto, Kenji Horino, Akito Hasegawa, Hajime Amano, Kensuke Ara, Akihiro Harada
  • Publication number: 20210116047
    Abstract: Provided is a fluid control device that can have a small size, while a member for detecting abnormality of the fluid control device is incorporated. In addition, a result of detecting an abnormality of the fluid control device is made easily recognizable from the outside. A fluid control device 1 includes an information processing module 5 provided in the device, a valve body 11 having a flow path, an actuator body 12 fixed to the valve body 11, a hollow casing 13 that is fixed to the actuator body 12 and has a side surface on which a through hole 133d is formed, a piston 126 that is provided in the actuator body 12 and in which a driving pressure introduction path 126b that communicates with a driving pressure introduction chamber S2 is formed, and an introduction pipe 21 through which driving pressure is introduced, the introduction pipe having one end inserted to the driving pressure introduction path 126b and another end leading to an outside through the through hole 133d of the casing 13.
    Type: Application
    Filed: March 13, 2018
    Publication date: April 22, 2021
    Applicant: Fujikin Incorporated
    Inventors: Yuya Suzuki, Katsunori Komehana, Masahiko Ochiishi, Akihiro Harada, Ryutaro Tanno, Tsutomu Shinohara
  • Publication number: 20210062308
    Abstract: Provided is a soft magnetic alloy having a composition of a compositional formula (Fe(1?(?+?))X1?X2?)(1?(a+b+c+d+e))PaCbSicCudMe. X1 is one or more selected from a group consisting of Co and Ni, X2 is one or more selected from a group consisting of Al, Mn, Ag, Zn, Sn, As, Sb, Bi, N, 0, and rare earth elements, and M is one or more selected from the group consisting of Nb, Hf, Zr, Ta, Ti, Mo, W and V. 0.050?a?0.17, 0<b<0.050, 0.030<c?0.10, 0<d?0.020, 0?e?0.030, ??0, ??0, and 0??+??0.50.
    Type: Application
    Filed: May 17, 2018
    Publication date: March 4, 2021
    Applicant: TDK CORPORATION
    Inventors: Akihiro HARADA, Hiroyuki MATSUMOTO, Kenji HORINO, Kazuhiro YOSHIDOME, Akito HASEGAWA, Hajime AMANO, Kensuke ARA, Seigo TOKORO, Masakazu HOSONO, Takuma NAKANO, Satoko MORI