Patents by Inventor Koichi Hiramatsu
Koichi Hiramatsu 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: 11560179Abstract: The present disclosure provides a collision energy absorbing apparatus capable of suppressing a peak load at the initial stage of a collision and a load drop immediately after it. The collision energy absorbing apparatus is an apparatus that absorbs collision energy, the apparatus being mounted on a vehicle and including a pressure member, an absorbing member, and a guide part that guides, a moving direction of the pressure member, in which a hole through which the pressure member guided and moved by the guide part enters is formed in the absorbing member, and in an event of a collision, the pressure member is guided by the guide part and a tip part of the pressure member enters the hole formed in the absorbing member while shearing an inner wall of the hole, to thereby absorb collision energy.Type: GrantFiled: May 26, 2021Date of Patent: January 24, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi Hiramatsu, Koji Kurozumi
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Patent number: 11377133Abstract: A method for fixing a steering support capable of improving efficiency when the steering support is fixed to an instrument panel reinforcement body is provided. The method for fixing the steering support according to one aspect of the present disclosure includes processes of: passing an instrument panel reinforcement body through a first through-hole formed in a steering support; and increasing the pressure inside an area of the instrument panel reinforcement body covered with the steering support, plastically deforming the area of the instrument panel reinforcement body from an inside to an outside, and pressing a circumferential surface of the first through-hole of the steering support by an outer circumferential surface of the area of the instrument panel reinforcement body.Type: GrantFiled: January 10, 2020Date of Patent: July 5, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi Hiramatsu, Shinya Mizuno, Nobuyuki Nagai, Koji Okamura
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Patent number: 11306796Abstract: To provide an impact absorbing member that can be arranged flexibly in accordance with the shape of the space where the impact absorbing member is to be arranged. An impact absorbing member according to an exemplary aspect has a plurality of structural members each having hollow tetrahedron structures arranged continuously at prescribed intervals on an axis. Further, an impact absorbing member according to another exemplary aspect has a plurality of structural members woven by a connecting member that is disposed in a direction orthogonal to an axial direction of the structural members.Type: GrantFiled: December 2, 2020Date of Patent: April 19, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi Hiramatsu, Atsushi Saito
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Publication number: 20210394831Abstract: The present disclosure provides a collision energy absorbing apparatus capable of suppressing a peak load at the initial stage of a collision and a load drop immediately after it. The collision energy absorbing apparatus is an apparatus that absorbs collision energy, the apparatus being mounted on a vehicle and including a pressure member, an absorbing member, and a guide part that guides, a moving direction of the pressure member, in which a hole through which the pressure member guided and moved by the guide part enters is formed in the absorbing member, and in an event of a collision, the pressure member is guided by the guide part and a tip part of the pressure member enters the hole formed in the absorbing member while shearing an inner wall of the hole, to thereby absorb collision energy.Type: ApplicationFiled: May 26, 2021Publication date: December 23, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi HIRAMATSU, Koji KUROZUMI
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Publication number: 20210190168Abstract: To provide an impact absorbing member that can be arranged flexibly in accordance with the shape of the space where the impact absorbing member is to be arranged. An impact absorbing member according to an exemplary aspect has a plurality of structural members each having hollow tetrahedron structures arranged continuously at prescribed intervals on an axis. Further, an impact absorbing member according to another exemplary aspect has a plurality of structural members woven by a connecting member that is disposed in a direction orthogonal to an axial direction of the structural members.Type: ApplicationFiled: December 2, 2020Publication date: June 24, 2021Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi Hiramatsu, Atsushi Saito
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Publication number: 20200262465Abstract: A method for fixing a steering support capable of improving efficiency when the steering support is fixed to an instrument panel reinforcement body is provided. The method for fixing the steering support according to one aspect of the present disclosure includes processes of: passing an instrument panel reinforcement body through a first through-hole formed in a steering support; and increasing the pressure inside an area of the instrument panel reinforcement body covered with the steering support, plastically deforming the area of the instrument panel reinforcement body from an inside to an outside, and pressing a circumferential surface of the first through-hole of the steering support by an outer circumferential surface of the area of the instrument panel reinforcement body.Type: ApplicationFiled: January 10, 2020Publication date: August 20, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi HIRAMATSU, Shinya MIZUNO, Nobuyuki NAGAI, Koji OKAMURA
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Patent number: 9719404Abstract: A manufacturing method for a muffler includes: a trimming step, of cutting out a dogleg shaped muffler body member; a bending processing step of processing the muffler body member into a tube by advancing the muffler body member between an upper roller and a lower roller of a bending machine while adjusting an advancing direction with a guide and by changing a relative position of the upper roller and the lower roller; a first joining step of joining two ends of the tubularly-processed muffler body member in a long side direction; an insertion step of inserting an inner structural member into the inside of the tubularly-processed muffler body member; a second joining step of joining caps to opening portions of the tubularly-processed muffler body member; and a third joining step of joining an air intake joint and an exhaust pipe to the sealed muffler body member.Type: GrantFiled: April 9, 2014Date of Patent: August 1, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Akiyoshi Yamamoto, Kenji Shikata, Ken Miwa, Koichi Hiramatsu, Isao Nojiri, Tomoyuki Fujita, Kazuki Sugi
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Publication number: 20160082542Abstract: To provide a joined member, which is obtained by joining members with different thickness (i.e., plate thickness) through resistance welding, with excellent welding quality and high strength, and a method for producing the same. A first member and a second member are joined together via a protruding portion that has been formed by plastically deforming a part of the first member at an end portion thereof such that the part of the first member has a reduced thickness and the part of the first member protrudes outward beyond the end portion.Type: ApplicationFiled: September 21, 2015Publication date: March 24, 2016Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi HIRAMATSU, Satoshi YAMAZAKI, Kazuhisa MAEDA
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Publication number: 20160053664Abstract: A manufacturing method for a muffler includes: a trimming step, of cutting out a dogleg shaped muffler body member; a bending processing step of processing the muffler body member into a tube by advancing the muffler body member between an upper roller and a lower roller of a bending machine while adjusting an advancing direction with a guide and by changing a relative position of the upper roller and the lower roller; a first joining step of joining two ends of the tubularly-processed muffler body member in a long side direction; an insertion step of inserting an inner structural member into the inside of the tubularly-processed muffler body member; a second joining step of joining caps to opening portions of the tubularly-processed muffler body member; and a third joining step of joining an air intake joint and an exhaust pipe to the sealed muffler body member.Type: ApplicationFiled: April 9, 2014Publication date: February 25, 2016Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Akiyoshi YAMAMOTO, Kenji SHIKATA, Ken MIWA, Koichi HIRAMATSU, Isao NOJIRI, Tomoyuki FUJITA, Kazuki SUGI
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Patent number: 8482598Abstract: A stereoscopic image display apparatus which can accurately visually recognize all the regions of a stereoscopic image without using a varifocal lens, and can form a natural three-dimensional image on a retina with a processing load on a computer eased even if an image is viewed by a plurality of viewers from any positions.Type: GrantFiled: December 12, 2005Date of Patent: July 9, 2013Assignees: NTT Data Sanyo System Corporation, Toyota Jidosha Kabushiki KaishaInventors: Koichi Hiramatsu, Takao Uchimura, Yasuhito Suuchi, Tadanori Okada, Kazuyuki Hattori, Syunsaku Takeuchi
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Patent number: 8358442Abstract: An image processing device includes a multiplier 1 for multiplying a pixel signal P(x) by a weighting factor ?0 (0??0?1), a delay element 2 for delaying the pixel signal P(x) which has not been multiplied yet by the weighting factor ?0 by the multiplier 1 by one pixel, and a multiplier 3 for multiplying the pixel signal P(x?1) delayed by the delay element 2 by a weighting factor ?1 (0??1?1), the total sum of the weighting factors ?0 and ?1 being larger than 1 and smaller than an upper limit ?max. An adder 4 adds the multiplication result ?0·P(x) of the multiplier 1 and the multiplication result ?1·P(x?1) of the multiplier 3, and a limiter 5 limits the addition result P?(x) of the adder 4 in such a way that P?(x) falls within a maximum density value Pmax.Type: GrantFiled: November 16, 2006Date of Patent: January 22, 2013Assignee: Mitsubishi Electric CorporationInventors: Toshiyuki Takahashi, Atsushi Hori, Yuka Fujita, Koichi Hiramatsu, Takeo Kawaura
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Patent number: 7907889Abstract: A digital broadcasting receiver temporarily stores data about a digital broadcasting program currently being viewed and listened-to at a time when the reception state thereof is good in the form of transport packets or packets of a data broadcasting content, or in the form of a screen still image, and, when the reception state has gotten worse, plays back the stored data as an alternative image.Type: GrantFiled: November 2, 2005Date of Patent: March 15, 2011Assignee: Mitsubishi Electric CorporationInventors: Yuka Fujita, Koichi Hiramatsu
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Publication number: 20110007361Abstract: An image processing device includes a multiplier 1 for multiplying a pixel signal P(x) by a weighting factor ?0 (0??0?1), a delay element 2 for delaying the pixel signal P(x) which has not been multiplied yet by the weighting factor ?0 by the multiplier 1 by one pixel, and a multiplier 3 for multiplying the pixel signal P(x?1) delayed by the delay element 2 by a weighting factor ?1 (0??1?1), the total sum of the weighting factors ?0 and ?1 being larger than 1 and smaller than an upper limit ?max. An adder 4 adds the multiplication result ?0·P(x) of the multiplier 1 and the multiplication result ?1·P(x?1) of the multiplier 3, and a limiter 5 limits the addition result P?(x) of the adder 4 in such a way that P?(x) falls within a maximum density value Pmax.Type: ApplicationFiled: November 16, 2006Publication date: January 13, 2011Inventors: Toshiyuki Takahashi, Atsushi Hori, Yuka Fujita, Koichi Hiramatsu, Takeo Kawaura
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Patent number: 7830400Abstract: A display unit has an image presentation section 10 for receiving a plurality of monomedia data and presentation style data describing a presentation style of a frame of each of the individual monomedia data, for generating scaling/combining control information 111 for combining the individual monomedia data, and for generating a composite video frame 103 by combining the individual monomedia data; an image enhancing section 20 for obtaining a correction target region of designated monomedia data in the composite video frame 103 in response to the scaling/combining control information 111, for generating correction data by obtaining interframe difference in the correction target region, and for generating a display video frame 104 by carrying out image enhancing processing of the correction target region in response to the correction data generated; and an image display section 30 for displaying the display video frame 104.Type: GrantFiled: April 12, 2004Date of Patent: November 9, 2010Assignee: Mitsubishi Electric CorporationInventors: Yuka Fujita, Toshiyuki Takahashi, Atsushi Hori, Koichi Hiramatsu
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Publication number: 20090282456Abstract: A digital broadcasting receiver temporarily stores data about a digital broadcasting program currently being viewed and listened-to at a time when the reception state thereof is good in the form of transport packets or packets of a data broadcasting content, or in the form of a screen still image, and, when the reception state has gotten worse, plays back the stored data as an alternative image.Type: ApplicationFiled: November 2, 2005Publication date: November 12, 2009Inventors: Yuka Fujita, Koichi Hiramatsu
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Publication number: 20080192112Abstract: A stereoscopic image display apparatus which can accurately visually recognize all the regions of a stereoscopic image without using a varifocal lens, and can form a natural three-dimensional image on a retina with a processing load on a computer eased even if an image is viewed by a plurality of viewers from any positions.Type: ApplicationFiled: December 12, 2005Publication date: August 14, 2008Applicants: NTT DATA SANYO SYSTEM CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Koichi Hiramatsu, Takao Uchimura, Yasuhito Suuchi, Tadanori Okada, Kazuyuki Hattori, Syunsaku Takeuchi
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Publication number: 20080100741Abstract: An image processing device includes a car navigation processing unit 12 for processing a WQVGA signal, a TV receiving processing unit 15 for processing an NTSC signal, and an image resolution converting unit 17 which carries out an image resolution conversion of the NTSC signal from the TV receiving processing unit 15 to a WQVGA signal. The TV receiving processing unit 15 includes a pixel aspect ratio converting unit 104 for carrying out a pixel aspect ratio conversion of character data acquired from a WQVGA-ready character-font set 2, and a graphics/TV image compositing unit 106 for compositing an output from the pixel aspect ratio converting unit 104 with the NTSC signal, and for outputting a composite signal to the image resolution converting unit 17.Type: ApplicationFiled: March 17, 2005Publication date: May 1, 2008Inventors: Yuka Fujita, Toshiyuki Takahashi, Atsushi Hori, Takeo Kawaura, Koichi Hiramatsu, Masashi Hidai
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Publication number: 20070171235Abstract: A display unit has an image presentation section 10 for receiving a plurality of monomedia data and presentation style data describing a presentation style of a frame of each of the individual monomedia data, for generating scaling/combining control information 111 for combining the individual monomedia data, and for generating a composite video frame 103 by combining the individual monomedia data; an image enhancing section 20 for obtaining a correction target region of designated monomedia data in the composite video frame 103 in response to the scaling/combining control information 111, for generating correction data by obtaining interframe difference in the correction target region, and for generating a display video frame 104 by carrying out image enhancing processing of the correction target region in response to the correction data generated; and an image display section 30 for displaying the display video frame 104.Type: ApplicationFiled: April 12, 2004Publication date: July 26, 2007Inventors: Yuka Fujita, Toshiyuki Takahashi, Atsushi Hori, Koichi Hiramatsu
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Patent number: 6892560Abstract: A mold clamping apparatus includes a frame including a holding portion for holding a mold and an open portion allowing the mold to be inserted into/taken out from the holding portion in a direction of the longer side of the mold, a mold moving device for moving the mold to insert/take out the mold into/from the holding portion through the open portion in the frame, and a mold opening/closing device for opening/closing the mold located outside the frame. This mold clamping apparatus is capable of holding the mold securely in a closed state resisting a pressure acting to open the mold and allows reduction of energy consumption, equipment maintenance cost, production cost, and the size thereof.Type: GrantFiled: June 15, 2001Date of Patent: May 17, 2005Assignees: Toyota Jidosha Kabushiki Kaisha, Nippon Steel CorporationInventors: Koichi Hiramatsu, Yoshiaki Kadoma, Kyoichi Mano, Tsutomu Haeno, Hiroo Ishibashi, Kazuyuki Kawano, Osamu Honda, Itsuro Hiroshige, Kouichi Sato
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Publication number: 20040161487Abstract: A mold clamping apparatus comprises a frame including a holding portion for holding the mold resisting the generated mold opening force and an open portion allowing the mold to be inserted into/taken out from the holding portion in the direction of the longer side of the mold, mold moving device for moving the mold to insert/take out the mold into/from the holding portion through the open portion in the frame; and mold opening/closing device for opening/closing the mold located outside the frame. This mold clamping apparatus is capable of holding the mold securely in a closed state resisting a pressure intending to open the mold and allows reduction of energy consumption, equipment maintenance cost, production cost, and the size thereof to be achieved.Type: ApplicationFiled: June 15, 2001Publication date: August 19, 2004Inventors: Koichi Hiramatsu, Yoshiaki Kadoma, Kyoichi Mano, Tsutomu Haeno, Hiroo Ishibashi, Kazuyuki Kawano, Osamu Honda, Itsuro Hiroshige, Kouichi Sato