Patents by Inventor Takeshi Hashimoto
Takeshi Hashimoto 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: 12275269Abstract: Provided is a thermochromic writing instrument, including thermochromic ink; and a friction unit configured to cause handwriting in the thermochromic ink to undergo a thermochromic change by frictional heat. The thermochromic ink includes a metallic luster pigment added thereto. The thermochromic writing instrument is provided with an attachment hole to attach the friction unit. The friction unit includes an attachment portion to be inserted into the attachment hole and a friction portion in a convex curved surface shape projecting from the attachment hole. The friction portion has a volume Ve and the metallic luster pigment has a volume Vp, the volume Ve and the volume Vp satisfying 5 ? Ve/Vp ? 35, the friction portion 32 has a maximum outer diameter D and a projection length L, the diameter D and the length L satisfying 0.1 ? L/D ? 1.Type: GrantFiled: March 24, 2021Date of Patent: April 15, 2025Assignee: Kabushiki Kaisha Pilot CorporationInventor: Takeshi Hashimoto
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Patent number: 12271151Abstract: A toner comprising a toner particle comprising a binder resin and a release agent, wherein the binder resin comprises a first resin and a second resin; the first resin is a crystalline resin having a melting point Tp of 50° C. to 90° C.; the second resin is an amorphous resin; in a cross section of the toner particle observed by a transmission electron microscope, the cross section of the toner particle has a matrix-domain structure composed of a matrix comprising the first resin and domains comprising the second resin; an area ratio of the matrix comprising the first resin in a total area of the cross section of the toner particle is 35 to 70 area %; and where a longest direction of each of the domains is taken as a longitudinal direction, a standard deviation of an angle of the longitudinal direction of the domains is 25° or less.Type: GrantFiled: March 11, 2022Date of Patent: April 8, 2025Assignee: CANON KABUSHIKI KAISHAInventors: Yukihiro Abe, Takeshi Hashimoto, Kazuki Murata, Miki Ueda, Hayato Ida
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Patent number: 12230415Abstract: The electrode structure for electronic devices according to the present invention comprises a powdered electrode material, and carbon nanotubes having a volume resistivity of not more than 2×10?2 ?·cm.Type: GrantFiled: July 14, 2022Date of Patent: February 18, 2025Assignee: Meijo Nano Carbon Co., Ltd.Inventors: Takeshi Hashimoto, Takumi Yana
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Patent number: 12195287Abstract: A robot system of the present invention includes: a first hand including first holders, a first link structure, and a first engager; a second hand including second holders, a second link structure, and a second engagement receiver; a first arm to which the first hand is connected; a second arm to which the second hand is connected; and a controller configured to perform: (A) operating the first arm and/or the second arm to engage the first engager with the second engagement receiver; and (B) operating the first arm to change a distance between the first holders after performing (A).Type: GrantFiled: November 20, 2020Date of Patent: January 14, 2025Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Takeshi Hashimoto, Kazunori Hirata, Toshiyuki Tsujimori
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Patent number: 12162144Abstract: A substrate assembling device includes a first end effector attached to a first arm, a second end effector attached to a second arm, and a controller. The second end effector includes a pair of grippers configured to grip a second substrate, and a placing part where threaded elements are placed. The controller is adapted to control operations of the first arm and the second arm to position the second substrate on a first substrate while gripping the second substrate, by using the pair of grippers of the second end effector, and hold the threaded element placed on the placing part of the second end effector and fasten the held threaded element, by using the first end effector, to join the first substrate and the second substrate together.Type: GrantFiled: June 1, 2020Date of Patent: December 10, 2024Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Takeshi Hashimoto, Keita Sasaki
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Patent number: 12128556Abstract: A robot system includes: a hand that holds an article; an arm that moves the hand; and a first contacting portion with which a first foldable portion of the article is brought into contact during a first folding process that is a process of folding the first foldable portion in a state where the article is held by the hand. The hand includes: a base that is connected to the arm; and a holder that is rotatable relative to the base and holds the article by adhesion. During the first folding process, the hand and the arm fold the first foldable portion by rotating the holder while keeping the first foldable portion in contact with the first contacting portion.Type: GrantFiled: July 6, 2020Date of Patent: October 29, 2024Assignees: KAWASAKI JUKOGYO KABUSHIKI KAISHA, KYOTO SEISAKUSHO CO., LTD.Inventors: Takeshi Hashimoto, Shogo Kubota, Hiroto Kitaura, Takashi Sasaki
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Patent number: 12087960Abstract: The battery pack includes cylindrical battery, a circuit board, and an exterior case including first case and second case. First case has a curved portion along an outer peripheral surface of cylindrical battery and first vertical wall connected to an end edge of the curved portion. Second case has second vertical wall connected to first vertical wall. First vertical wall has fitting protrusion protruding from opposed surface facing second vertical wall. Second vertical wall has fitting groove that is formed in opposed surface facing first vertical wall and that guides fitting protrusion. Fitting protrusion is guided into fitting groove, and first vertical wall and second vertical wall are welded together. First vertical wall has inner surface in a concave shape along a surface of cylindrical battery, and a leading end portion with opposed surface, being thicker than curved portion.Type: GrantFiled: June 10, 2019Date of Patent: September 10, 2024Assignee: PANASONIC ENERGY CO., LTD.Inventor: Takeshi Hashimoto
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Publication number: 20240246790Abstract: A carbon nanotube collection apparatus includes: a collection room having an opening part communicating with a carbon nanotube production apparatus; a winding member arranged inside the collection room and configured to wind a carbon nanotube passed through the opening part from the carbon nanotube production apparatus to form a carbon nanotube wound body; and a separation mechanism configured to move the carbon nanotube wound body from a base end side toward a tip end side of the winding member to separate the carbon nanotube wound body from the winding member.Type: ApplicationFiled: September 28, 2022Publication date: July 25, 2024Applicants: DOWA THERMOTECH CO., LTD., MEIJO NANO CARBON CO., LTD., OSAKA SODA CO., LTD.Inventors: Shinya CHOU, Maya KAMIOKA, Takahiro FUJITA, Takeshi HASHIMOTO, Kei TAKANO, Hisato KAGAWA
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Publication number: 20240219854Abstract: A toner comprises a toner particle that contains a binder resin having a crystalline resin and an amorphous resin, and a wax, wherein a matrix-domain structure made up of a matrix including the crystalline resin, and domains including the amorphous resin, is present in a cross-sectional observation of the toner, the crystalline resin has a specific monomer unit, in a differential curve, which is obtained through differentiation of a temperature-storage elastic modulus curve by temperature, with temperature being a horizontal axis and a common logarithm Log G? of a storage elastic modulus G? being a vertical axis as obtained in a viscoelasticity measurement of the toner, the differential curve has specific minimal values P1 and P2 within specific temperature ranges, and has storage elastic moduli G? at the temperatures of the minimal values P1 and P2 lie in respective specific ranges.Type: ApplicationFiled: December 18, 2023Publication date: July 4, 2024Inventors: MEGUMI SHINO, TAKESHI HASHIMOTO, GAKU SATO, HAYATO IDA
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Publication number: 20240167996Abstract: A test substance detection method includes: a step A in which a sample containing a test substance and water, a compound having a structure in which a response site and a recognition site are connected via a spacer, and a surfactant are added; and a step B in which the recognition site and the test substance interact and a response at the response site arising from the interaction is detected. Further, also provided are: a purified water production method and an injection water production method both using the foregoing; a detection agent composition containing a compound represented by Formula (1) and a surfactant; and a detection apparatus, a purified water production facility, and an injection water production facility, all using the foregoing.Type: ApplicationFiled: March 4, 2022Publication date: May 23, 2024Applicants: Nomura Micro Science Co., Ltd., Sophia School CorporationInventors: Hiroshi KIMOTO, Masamitsu IIYAMA, Yu EBISAWA, Takeshi HASHIMOTO, Takashi HAYASHITA
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Publication number: 20240149467Abstract: A robot system includes a jacket-type sensor including a detector included in a jacket and configured to detect a touch on the jacket; and a sensor wiring-line set configured to transmit a detection result from the detector. The sensor wiring-line set is arranged inside the robot arm.Type: ApplicationFiled: March 9, 2022Publication date: May 9, 2024Applicant: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Takeshi HASHIMOTO, Rikuya UEKAJI, John Bright PRAKASH, Shuhei ISHIKAWA
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Patent number: 11975450Abstract: A transfer robot transfers workpieces while sucking upper surfaces of the workpieces. The transfer robot includes a first hand body attached to a first robotic arm, a second hand body attached to a second robotic arm, a first suction part attached to the first hand body, and a second suction part attached to the second hand body. The first suction part has a pair of suction bodies, the pair of suction bodies extending in a horizontal first direction and separated from each other in a horizontal second direction perpendicular to the first direction. The second suction part has at least one suction body extending in the first direction, and the one suction body is changeable in an entering amount into an area between the pair of suction parts of the first suction part according to a relative movement of the second hand body in the first direction.Type: GrantFiled: July 2, 2020Date of Patent: May 7, 2024Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHAInventors: Eiji Yoshikuwa, Toshiyuki Tsujimori, Kazunori Hirata, Takeshi Hashimoto
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Patent number: 11914325Abstract: A toner comprising a toner particle comprising a binder resin and a wax, wherein the binder resin comprises an amorphous polyester resin and a polymer A, contents of the amorphous polyester resin and the polymer A in the binder resin are within specific ranges, the polymer A comprises a first monomer unit in which ester (meth)acrylates comprising 18 to 36 carbon atoms are polymerized, a content ratio of the first monomer unit in the polymer A is within specific range, the toner comprises a matrix-domain structure comprising a matrix comprising the amorphous polyester resin and domains, and the domains comprise a domain A comprising at least 80 mass % of the polymer A and a domain B comprising at least 80 mass % of the wax.Type: GrantFiled: March 1, 2021Date of Patent: February 27, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Takeshi Hashimoto, Kentaro Kamae, Takeshi Ohtsu, Hayato Ida
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Patent number: 11855298Abstract: A cell module includes a plurality of cylindrical batteries and a holder composed by arranging each of cylindrical batteries in a parallel posture. The holder includes: a holder body having holding spaces for arranging cylindrical batteries at fixed positions; and a sub holder stacked on the holder body. The holder body has stopper portions deformed toward surfaces of cylindrical batteries arranged in holding spaces. The sub holder has push rods that push out stopper portions to cylindrical batteries in a state of being coupled to the holder body. In a state in which the sub holder is coupled to the holder body, in the cell module, the push rods thrust stopper portions against cylindrical batteries, and press the surfaces of cylindrical batteries arranged in holding spaces.Type: GrantFiled: April 5, 2019Date of Patent: December 26, 2023Assignee: PANASONIC ENERGY CO., LTD.Inventors: Satoshi Kawakami, Takeshi Hashimoto, Haruhiko Yoneda, Masaya Nakano, Takao Takatsu
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Patent number: 11835873Abstract: A toner has a toner particle containing a binder resin having a first resin and a second resin. The first resin is a crystalline resin, the second resin is an amorphous resin, and the first resin has a first monomer unit, a second monomer unit and a third monomer unit, each having a specific structure. A content of the first monomer unit a content of the third monomer unit in the first resin, and an SP value of the second monomer unit all satisfy a specific ranges, and the second resin contains at least one vinyl-based resin and/or specific hybrid resin, with a cross section of the toner having a domain-matrix structure formed of a matrix including the first resin and domains including the second resin, a number average diameter of the domains being 0.10 to 2.00 ?m.Type: GrantFiled: December 9, 2020Date of Patent: December 5, 2023Assignee: CANON KABUSHIKI KAISHAInventors: Takeshi Hashimoto, Kentaro Kamae, Ichiro Kanno, Hayato Ida
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Patent number: 11809131Abstract: A toner comprising a toner particle that contains a binder resin and a wax, wherein the binder resin contains an amorphous polyester resin, a polymer A, and a component B, a content of the amorphous polyester resin in the binder resin is at least 50.0 mass %, the polymer A has first monomer units represented by Formula (C) below and second monomer units, RZ3 represents a hydrogen atom or a methyl group, R represents a C18 to C36 alkyl group, a content ratio of the first monomer units in the polymer A is from 5.0 mol % to 60.0 mol %, an SP value of the second monomer units is at least 21.00, a content of the polymer A in the binder resin is from 0.10 mass % to 10.00 mass %, and SP values of the amorphous polyester resin, the polymer A, the component B and the wax satisfy specific relationships.Type: GrantFiled: March 2, 2021Date of Patent: November 7, 2023Assignee: CANON KABUSHIKI KAISHAInventors: Kentaro Kamae, Takeshi Hashimoto, Takeshi Ohtsu, Hayato Ida
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Patent number: 11806913Abstract: Provided is a head for a multi-layer extrusion device which can be easily and accurately adjusted to a change in size of an extruder and a change in extrusion shape. A head 1 for a multi-layer extrusion device is provided with a plurality of flow paths for separately guiding elastomer materials G from a plurality of extruders 2 to a pre-former attachment unit. The head 1 comprises: a main head 10 to which each extruder 2 is connected; an upper head part 11 positioned above the main head 10; and a lower head part 12 positioned below the main head 10. The plurality of extruders 2 include a first extruder 5 and a second extruder 6.Type: GrantFiled: November 6, 2019Date of Patent: November 7, 2023Assignee: Nakata Engineering Co., Ltd.Inventor: Takeshi Hashimoto
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Patent number: 11792571Abstract: A filter generation apparatus includes: a coefficient calculation unit that performs IFFT on a frequency characteristic of a frequency domain filter and calculates a filter coefficient of a linear phase FIR filter; a conversion unit that converts the filter coefficient to a filter coefficient of a minimum phase FIR filter; a coefficient generation unit that generates a filter coefficient of an approximation filter by executing cut-out processing to a filter length set by a filter length setting unit and rounding processing performed by a window function on the filter coefficient; an error calculation unit that calculates an error of a frequency characteristic corresponding to the approximation filter with respect to the frequency characteristic of the frequency domain filter; and a filter storage unit that stores the filter coefficient therein as a filter coefficient that specifies a new filter when the error is equal to or less than a predetermined threshold value.Type: GrantFiled: December 10, 2021Date of Patent: October 17, 2023Assignee: Faurecia Clarion Electronics Co., Ltd.Inventors: Yasuhiro Fujita, Takeshi Hashimoto, Tetsuo Watanabe
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Patent number: 11786933Abstract: A vibration signal generation apparatus includes an absolute value signal generator configured to generate an absolute value signal by detecting an absolute value of amplitude of an acoustic signal, an envelope signal generator configured to generate an envelope signal by detecting an envelope of the absolute value signal, a differentiator configured to differentiate the envelope signal, an amplitude limiter configured to generate an amplitude-limited signal by limiting amplitude of the envelope signal so that an amplitude value of the differentiated envelope signal becomes zero or greater, and a vibration signal generator configured to generate a vibration signal by multiplying the amplitude-limited signal by a reference signal having a frequency that allows a human to perceive a vibration.Type: GrantFiled: July 1, 2020Date of Patent: October 17, 2023Assignee: CLARION CO., LTD.Inventors: Takeshi Hashimoto, Yasuhiro Fujita
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Publication number: 20230314972Abstract: A toner, comprising a toner particle comprising a binder resin, wherein in a viscoelasticity measurement performed on a molded sample resulting from compression molding of the toner to a disc shape, and in which a strain in the molded sample is caused to vary, at 90° C., a storage elastic modulus G?(1) of the molded sample at 1% strain is 7500 to 30000 Pa, and a storage elastic modulus G?(50) of the molded sample at 50% strain is 950 to 6000 Pa.Type: ApplicationFiled: March 24, 2023Publication date: October 5, 2023Inventors: TAKESHI HASHIMOTO, MEGUMI SHINO, HAYATO IDA