Patents by Inventor Kenji Murakami

Kenji Murakami 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).

  • Publication number: 20220254551
    Abstract: A shunt resistor having improved temperature characteristics has a resistive body, a pair of base materials integrally formed on the resistive body across the resistive body, and measurement terminals fixed onto the base materials. The base materials have a plurality of cutout portions along a longitudinal direction of the base materials, wherein the plurality of cutout portions do not communicate with each other and are provided in a stepped manner.
    Type: Application
    Filed: April 27, 2022
    Publication date: August 11, 2022
    Inventors: Yuu Moriyama, Kenji Murakami, Akio Mugishima
  • Patent number: 11332230
    Abstract: The method for producing an assembly is a method for producing an assembly equipped with a member to be reinforced (20), a reinforcing member body (41), and a filler (42), wherein the reinforcing member body (41) has a pair of flanges (44) arranged spaced on the surface (20B) of the member to be reinforced (20), a web (45), and a connection portion (46) which connects the flanges (44) and the web (45) and forms a filler space (V) with the surface (20B). The method for producing an assembly includes a step for inserting a filler (42) into the filler space (V), a step for attaching a crack control member (43) to cover the end of the filler (42), a step for joining the flanges (44) and the member to be reinforced (20), and a step for curing at least the member to be reinforced (20).
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: May 17, 2022
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Akihito Suzuki, Kenji Murakami, Kana Sakon, Akihisa Okuda, Takayuki Shimizu, Takumi Shinohara, Jun Eto, Yukifumi Toyama, Junichiro Miyagaki, Kenichi Kawakami
  • Publication number: 20220134684
    Abstract: This composite material automatic laminating equipment is provided with a lamination stage a composite material winding unit which supplies a composite material sheet, supply rollers which feed the composite material sheet onto the top surface of the lamination stage or onto another composite material sheet arranged on said top surface, a compaction roller which is arranged downstream of the supply rollers and which makes surface contact with the composite material sheet and presses the composite material sheet, and a cutting section which forms composite material sheet pieces by cutting, in the width direction, the portion of the composite material sheet in surface contact with the compaction roller.
    Type: Application
    Filed: January 23, 2020
    Publication date: May 5, 2022
    Inventors: Akihito SUZUKI, Kazuki ISHIDA, Kohei MUTO, Tsuyoshi OKAWARA, Kenji MURAKAMI, Makoto INOMOTO
  • Publication number: 20220106144
    Abstract: The present invention includes a first weight scale that senses first information necessary when acquiring the residual amount of a first composite material sheet wound on a first support rod; a second weight scale that senses second information necessary when acquiring the residual amount of a second composite material sheet wound on a second support rod; a first cutting part for cutting the first composite material sheet; a second cutting part for cutting the second composite material sheet; a pressure-bonding mechanism that pressure-bonds the first composite material sheet and the second composite material sheet; and a control device that controls the first cutting part, the second cutting part, and the pressure-bonding mechanism.
    Type: Application
    Filed: January 9, 2020
    Publication date: April 7, 2022
    Inventors: Akihito SUZUKI, Kazuki ISHIDA, Kohei MUTO, Tsuyoshi OKAWARA, Kenji MURAKAMI, Makoto INOMOTO
  • Patent number: 11287449
    Abstract: A shunt resistor having sufficient bonding strength includes a resistor, a pair of bases which are integrally formed with the resistor so as to sandwich the resistor, recessed holes which are respectively formed in the bases, and measurement terminals which are inserted into the recessed holes and are affixed to the bases. Each measurement terminal has a shaft part and a flange part that protrudes outwardly in the circumferential direction of the shaft part. Each recessed hole is formed to have a diameter smaller than the diameter of the flange part, and the shaft parts are respectively inserted into the recessed holes.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: March 29, 2022
    Inventor: Kenji Murakami
  • Publication number: 20220037064
    Abstract: A shunt resistor the resistive value of which can be lowered simply and easily has: a first resistive body, two base materials that sandwich the first resistive body therebetween and are joined by a welding to the first resistive body, and a second resistive body joined by a welding to the two base materials at different positions from the first resistive body. In addition, the second resistive body can come into contact with the first resistive body.
    Type: Application
    Filed: September 21, 2021
    Publication date: February 3, 2022
    Inventors: Naoya Ashida, Kenji Murakami
  • Publication number: 20220024155
    Abstract: The purpose of the present invention is to suppress generation of creases when one layer of a prepreg is molded at a time and molded layers of the prepreg are laminated one by one. A prepreg molding method comprises: a step of bending a long prepreg elongated in one direction into a downwardly convex U-shape in cross section; a step of bringing a lower part of the prepreg bent in the U-shape into contact with a bottom part of a mold having a concave cross section and mounting the prepreg on an inner part of the mold; and a step of pressing and deforming the prepreg mounted on the inner part of the mold using pressing part.
    Type: Application
    Filed: January 28, 2020
    Publication date: January 27, 2022
    Inventors: Toshiki KITAZAWA, Masahiko SHIMIZU, Shoya MANO, Hiromichi AKIYAMA, Kenji MURAKAMI
  • Publication number: 20210402674
    Abstract: The purpose of the present invention is to provide: a composite material which when bent and formed, can prevent the occurrence of problems such as the occurrence of wrinkles of the composite material, an increase in the number of forming steps, and difficulty in forming the composite material; and a method of forming the composite material. This composite material (1) comprises a laminate (2) in which a plurality of fiber sheets are laminated, wherein the laminate (2) has a to-be-bent portion (3) that is to be bent along a mold, and in a region (5) of the laminate (2) from an end edge (4) on a bent side to the to-be-bent portion (3), the laminate (2) is divided into a plurality of layers along the plate thickness direction of the laminate (2).
    Type: Application
    Filed: December 17, 2019
    Publication date: December 30, 2021
    Inventors: Toshiki KITAZAWA, Shoya MANO, Hiromichi AKIYAMA, Kenji MURAKAMI, Masahiko SHIMIZU
  • Publication number: 20210186724
    Abstract: A stent includes a first tubular unit that has a cylindrical tubular shape and a mesh circumferential surface; and a second tubular unit that has a cylindrical tubular shape and a mesh circumferential surface, and is connected to the first tubular unit in a longitudinal axis direction of the stent. The first tubular unit has a first-first direction bent portion which is bent to be convex toward the first direction side that is one side of the longitudinal axis direction, the second tubular unit has a second-second direction bent portion which is bent to be convex toward the second direction side that is the other side of the longitudinal axis direction, and the first-first direction bent portion and the second-second direction bent portion form a first connecting portion that is connected so as to be relatively movable.
    Type: Application
    Filed: March 3, 2021
    Publication date: June 24, 2021
    Applicant: OLYMPUS CORPORATION
    Inventors: Toshiaki HAYASHI, Kazuhiro KAN, Masao AKAI, Kenji MURAKAMI
  • Publication number: 20210170637
    Abstract: This mold for prepreg lamination includes a first surface only having a surface flat along one direction; second surfaces having a surface flat along the one direction and disposed at a predetermined angle with respect to the first surface; and a third surface with a cross-sectional shape, which is a surface yielded from a cut in an orthogonal direction to the one direction, that is an arc, and with one end side connected to the first surface and the other end side connected to the second surface. First bend sections having a protruding shape are formed on the second surface and the third surface and serve as boundaries, and one of the surfaces is slanted relative to the other surfaces. On the third surface, the diameter of the arc on the other surface becomes gradually smaller as further away from the first bend section along the one direction.
    Type: Application
    Filed: April 23, 2019
    Publication date: June 10, 2021
    Inventors: Kazuki ISHIDA, Masahiko SHIMIZU, Kohei MUTO, Akihito SUZUKI, Kenji MURAKAMI, Tsuyoshi OKAWARA
  • Publication number: 20210132119
    Abstract: A shunt resistor having sufficient bonding strength includes a resistor, a pair of bases which are integrally formed with the resistor so as to sandwich the resistor, recessed holes which are respectively formed in the bases, and measurement terminals which are inserted into the recessed holes and are affixed to the bases. Each measurement terminal has a shaft part and a flange part that protrudes outwardly in the circumferential direction of the shaft part. Each recessed hole is formed to have a diameter smaller than the diameter of the flange part, and the shaft parts are respectively inserted into the recessed holes.
    Type: Application
    Filed: January 8, 2021
    Publication date: May 6, 2021
    Inventor: Kenji Murakami
  • Publication number: 20210114712
    Abstract: The method for producing an assembly is a method for producing an assembly equipped with a member to be reinforced (20), a reinforcing member body (41), and a filler (42), wherein the reinforcing member body (41) has a pair of flanges (44) arranged spaced on the surface (20B) of the member to be reinforced (20), a web (45), and a connection portion (46) which connects the flanges (44) and the web (45) and forms a filler space (V) with the surface (20B). The method for producing an assembly includes a step for inserting a filler (42) into the filler space (V), a step for attaching a crack control member (43) to cover the end of the filler (42), a step for joining the flanges (44) and the member to be reinforced (20), and a step for curing at least the member to be reinforced (20).
    Type: Application
    Filed: November 26, 2018
    Publication date: April 22, 2021
    Inventors: Akihito SUZUKI, Kenji MURAKAMI, Kana SAKON, Akihisa OKUDA, Takayuki SHIMIZU, Takumi SHINOHARA, Jun ETO, Yukifumi TOYAMA, Junichiro MIYAGAKI, Kenichi KAWAKAMI
  • Patent number: 10967127
    Abstract: This pharmaceutical injection device may be provided with a main body case, a pharmaceutical syringe mounting portion, a piston, a piston feed screw or the like, and a cover. At a first end, the main body case may have an injection needle mounting portion to which an injection needle is mounted. The pharmaceutical syringe mounting portion may be provided inside the main body case, and a pharmaceutical syringe may be mounted thereto. The piston may be provided movably with respect to the pharmaceutical syringe that is mounted to the pharmaceutical syringe mounting portion. The piston feed screw or the like drives the piston. The cover may be provided on the first end side of the main body case and operates to open and close the injection needle mounting portion.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: April 6, 2021
    Assignee: PHC HOLDINGS CORPORATION
    Inventors: Kenji Murakami, Mitsuteru Fujimoto
  • Publication number: 20210085875
    Abstract: A cartridge adapter includes: a cartridge holder having a space that can accommodate therein a drug cartridge, the drug cartridge including a cylinder having a tubular internal space extending in a longitudinal direction, a gasket supported in the internal space so as to be movable in the longitudinal direction, and a drug held in the internal space; a piston that moves the gasket in the longitudinal direction in the internal space of the cylinder; a piston guide that movably supports the piston and connected to the cartridge holder; and a piston driving mechanism that drives the piston in the longitudinal direction.
    Type: Application
    Filed: December 2, 2020
    Publication date: March 25, 2021
    Inventors: Kenji MURAKAMI, Mitsuteru FUJIMOTO, Seiji KIKUCHI, Toru AOKI, Masakazu MORI, Ryosuke TANI, Shinichi KOJIMA, Yoshihiro KATAOKA, Katsumi NAKANISHI, Tsuguhiro KONDO, Takashi MORIMOTO, Akio INOKI
  • Patent number: 10957472
    Abstract: A manufacturing method of shunt resistor according to the present invention includes a step of calculating a difference between an initial resistance value and a desired resistance value as a resistance value to be adjusted, a step of providing a plurality of recess forming members capable of forming recesses each having a characteristic size in the surface of a resistive alloy plate, a recess determining step of determining the size and the number of the recesses necessary to be formed at the surface of the resistive alloy plate, and a recess forming step of forming the recesses according to the size and the number determined in the recess determining step by using the corresponding recess forming members.
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: March 23, 2021
    Assignee: Suncall Corporation
    Inventors: Hiroya Kobayakawa, Kenji Murakami
  • Publication number: 20210057132
    Abstract: A manufacturing method of shunt resistor according to the present invention includes a step of calculating a difference between an initial resistance value and a desired resistance value as a resistance value to be adjusted, a step of providing a plurality of recess forming members capable of forming recesses each having a characteristic size in the surface of a resistive alloy plate, a recess determining step of determining the size and the number of the recesses necessary to be formed at the surface of the resistive alloy plate, and a recess forming step of forming the recesses according to the size and the number determined in the recess determining step by using the corresponding recess forming members.
    Type: Application
    Filed: October 30, 2020
    Publication date: February 25, 2021
    Inventors: Hiroya KOBAYAKAWA, Kenji MURAKAMI
  • Patent number: 10928424
    Abstract: A shunt resistor having sufficient bonding strength includes a resistor, a pair of bases which are integrally formed with the resistor so as to sandwich the resistor, recessed holes which are respectively formed in the bases, and measurement terminals which are inserted into the recessed holes and are affixed to the bases. Each measurement terminal has a shaft part and a flange part that protrudes outwardly in the circumferential direction of the shaft part. Each recessed hole is formed to have a diameter smaller than the diameter of the flange part, and the shaft parts are respectively inserted into the recessed holes.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: February 23, 2021
    Inventor: Kenji Murakami
  • Patent number: 10894129
    Abstract: A drug injection system includes a cartridge adapter and a drug injection device. The cartridge adapter includes: a main body case; an attachment portion provided on the main body case used for attachment to the drug injection device; an accommodating portion that accommodates therein a drug cartridge; a piston; a piston gear that allows the piston to slide therethrough; a stopper that stops movement of the piston gear; and a release lever that releases a locked state of the piston gear. The drug injection device includes: a casing that accommodates therein a portion of the cartridge adapter; an engagement portion that engages with the cartridge adapter; a drive gear to which the piston gear of the cartridge adapter is connected; a motor connected to the drive gear; and a release bar that drives the release lever of the cartridge adapter.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: January 19, 2021
    Assignee: PHC HOLDINGS CORPORATION
    Inventors: Kazumasa Okamura, Mitsuaki Zouda, Kenji Murakami
  • Patent number: D926975
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: August 3, 2021
    Assignee: PHC Holdings Corporation
    Inventors: Kenji Murakami, Koji Miyata, Ryosuke Tani
  • Patent number: D951441
    Type: Grant
    Filed: April 26, 2021
    Date of Patent: May 10, 2022
    Assignee: PHC Holdings Corporation
    Inventors: Kenji Murakami, Koji Miyata, Ryosuke Tani