Patents by Inventor Takashi Miyagi
Takashi Miyagi 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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Publication number: 20160082495Abstract: A blank that is a material for an elongated press formed article having a substantially hat shaped lateral cross-section profile including a top plate section, a ridge line section, a flange section, and vertical wall section, and configured with a first portion in which the top plate section has a fixed width, and a second portion including a curved portion in which the top plate section exhibits an L-shape in plan view due to the vertical wall section, the ridge line section, and the flange section curving along with the width of the top plate section gradually increasing. The blank has a shape of an opened-out shape of the press formed article, additionally with a first recess, a protrusion, and a second recess provided to an edge of an excess portion additionally provided at an edge of a location that will form the flange section configuring the curved portion.Type: ApplicationFiled: May 13, 2014Publication date: March 24, 2016Inventors: Takashi MIYAGI, Kei MISAWA, Yasuharu TANAKA, Misao OGAWA, Toshimitsu ASO
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Patent number: 9266162Abstract: A forming method that forms a press component with an L shape from a blank metal sheet, the press component having a top sheet section and a vertical wall section which is connected to the top sheet section via a bent section having a part curved in an arc shape and which has a flange section on an opposite side to the bent section, the top sheet section being arranged on an outside of the arc of the vertical wall section, the method including: disposing the blank metal sheet between a die and both of a pad and a bending die; and forming the vertical wall section and the flange section while at least a part of the blank metal sheet is caused to slide on a part of the die corresponding to the top sheet section.Type: GrantFiled: May 19, 2011Date of Patent: February 23, 2016Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Yasuharu Tanaka, Takashi Miyagi, Misao Ogawa, Shigeru Uchiyama
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Publication number: 20150367397Abstract: A press-forming method which press-forms a final shaped article which comprises a top sheet part, vertical wall parts, and flange parts and which has at least one bent part in a longitudinal direction, which method forms the top sheet part, vertical wall parts, bent part, and flange parts, includes a first shaping process of bending a flange part at an intersecting part until an angle of the flange part with a horizontal line becomes ?1 in a plane which includes a horizontal line which connects an intersecting part of a vertical wall part and a flange part and a center of curvature of the bent part and which is vertical to the high strength steel sheet and a second shaping process of additionally bending the flange part after the first shaping process at the intersecting part until the angle of the flange part with the horizontal line becomes ?2 in that plane, makes the additional bending angle ? of ?1-?2 predetermined ranges, and thereby reduces the warping and torsion of the final shaped article.Type: ApplicationFiled: January 16, 2013Publication date: December 24, 2015Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Shigeru UCHIYAMA, Yasuharu TANAKA, Takashi MIYAGI, Misao OGAWA
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Patent number: 9211579Abstract: A method of producing an L-shaped product (10) which includes an L-shaped flat top wall (12), an inside wall (14) extending and connected along an inside edge (12c) of the top wall, and an outside wall (16) extending and connected along an outside edge (12d) of the top wall, each of the inside and outside walls being terminated by flange (18, 20) substantially parallel to the top wall, is disclosed. The method comprises the steps of: providing sheet metal material; providing a drawing die assembly; and stamping the sheet metal material by the drawing die assembly to produce an intermediate product. The method further comprises the steps of: providing a bending die assembly; and stamping the intermediate product by the bending die assembly to produce an L-shaped product completed.Type: GrantFiled: November 24, 2011Date of Patent: December 15, 2015Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Yasuharu Tanaka, Takashi Miyagi, Misao Ogawa, Shigeru Uchiyama, Takatoshi Sasahara
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Publication number: 20150336158Abstract: A method produces a press-molded article having a hat shaped cross-section with flanges at both sides, a top plate, vertical walls at both sides, and having a shape curved in the vertical direction to an inverted checkmark shape along the longitudinal direction when the molded article is viewed from a side face with the top plate section on the top side. An intermediate molded body is formed by drawing a metal stock sheet into an intermediate shape, and after preparing the outside shape of the intermediate molded body by trimming, drawing is subsequently performed to form the final shape.Type: ApplicationFiled: December 20, 2013Publication date: November 26, 2015Inventors: Takashi MIYAGI, Yasuharu TANAKA, Misao OGAWA, Toshimitsu ASO
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Publication number: 20150336619Abstract: The top plate section of the metal stock is pressed and clamped against a punch by a pad, a portion that will be at the outside of the L shaped curve is pressed and camped against a die by a blank holder, a bender is moved, and a vertical wall portion at the inside of the L shaped curved of the metal stock sheet and the flange portion joined to the vertical wall at the inside of the L shaped curve are molded. The metal stock sheet is moved in the direction toward the blank holder while the metal stock sheet being pressed and clamped, and a vertical wall portion at the outside of the L shaped curve of the L shaped hat shaped cross-section and the flange portion joined to the vertical wall at the outside of the L shaped curve are molded.Type: ApplicationFiled: December 20, 2013Publication date: November 26, 2015Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Yasuharu TANAKA, Toshimitsu ASO, Takashi MIYAGI, Misao OGAWA, Kazuyuki KAWANO, Kazunori OOOKA,, Shinobu YAMAMOTO
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Publication number: 20150273563Abstract: A center pillar reinforcement is produced satisfactorily by using a high-tensile material having a low ductility as a blank. The center pillar reinforcement is produced by performing a first step for producing a first intermediate formed product on which a body is partially formed by press-forming the blank using a first press-forming device for drawing, and a second step for pressing the first intermediate formed product by using a second press-forming device for bend-forming.Type: ApplicationFiled: September 26, 2013Publication date: October 1, 2015Inventors: Takashi Miyagi, Yasuharu Tanaka, Misao Ogawa, Toshimitsu Aso, Kei Misawa, Hiroshi Yoshida, Kazuhiko Honda
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Publication number: 20150224563Abstract: A curved part 10 having a hat-shaped cross section is produced by press-forming without causing cracks and wrinkles. When producing a curved part 10, which is made up of a top plate 11, vertical walls 12a and 12b extended in parallel with each other along ridgelines 14a and 14b of the top plate, and outwardly directed flanges 13a and 13b which connect to leading edges of the vertical walls, and has a generally hat-shaped cross section, by press forming, the metal material sheet 601 is interposed and constrained by the die 502 and the blank holder 505 and is press-formed while the metal material sheet 601 being interposed and constrained by the pad 503 and the punch 504.Type: ApplicationFiled: September 5, 2013Publication date: August 13, 2015Applicant: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Toshimitsu Aso, Yasuharu Tanaka, Takashi Miyagi, Misao Ogawa, Kazuyuki Kawano
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Patent number: 9040693Abstract: The present invention provides a compound useful as an agent for the prevention or treatment of a sex hormone-dependent disease or the like. That is, the present invention provides a fused heterocyclic derivative represented by the following general formula (I), a pharmaceutical composition containing the same, a medicinal use thereof and the like. In the formula (I), ring A represents 5-membered cyclic unsaturated hydrocarbon or 5-membered heteroaryl; RA represents halogen, alkyl, alkenyl, alkynyl, carboxy, alkoxy, carbamoyl, alkylcarbamoyl or the like ; ring B represents aryl or heteroaryl; RB represents halogen, alkyl, carboxy, alkoxy, carbamoyl, alkylcarbamoyl or the like; E1 and E2 represent an oxygen atom or the like; U represents a single bond or alkylene; X represents a group represented by Y, —SO2—Y, —O—(alkylene)—Y, —O—Z in which Y represents Z, amino or the like; Z represents cycloalkyl, heterocycloalkyl, aryl, heteroaryl or the like; or the like.Type: GrantFiled: October 17, 2006Date of Patent: May 26, 2015Assignee: KISSEI PHARMACEUTICAL CO., LTD.Inventors: Kohsuke Ohno, Takashi Miyagi, Tomonaga Ozawa, Nobuhiko Fushimi
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Patent number: 8589132Abstract: A method of analyzing a cause of springback of the invention includes: performing a forming analysis to calculate forming data of a formed product; decomposing a component into an in-plane stress component and a bending moment component; generating a before-calculation individual decomposition forming data; performing a calculation to generate an after-calculation individual decomposition forming data; analyzing a first springback configuration and a second springback configuration; obtaining a degree of influence of a stress in each of the areas with respect to springback deformation; and displaying the degree of influence with respect to the springback deformation.Type: GrantFiled: June 24, 2009Date of Patent: November 19, 2013Assignee: Nippon Steel & Sumitomo Metal CorporationInventors: Takashi Miyagi, Yasuharu Tanaka, Misao Ogawa
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Publication number: 20130239645Abstract: A method of producing an L-shaped product (10) which includes an L-shaped flat top wall (12), an inside wall (14) extending and connected along an inside edge (12c) of the top wall, and an outside wall (16) extending and connected along an outside edge (12d) of the top wall, each of the inside and outside walls being terminated by flange (18, 20) substantially parallel to the top wall, is disclosed. The method comprises the steps of: providing sheet metal material; providing a drawing die assembly; and stamping the sheet metal material by the drawing die assembly to produce an intermediate product. The method further comprises the steps of: providing a bending die assembly; and stamping the intermediate product by the bending die assembly to produce an L-shaped product completed.Type: ApplicationFiled: November 24, 2011Publication date: September 19, 2013Inventors: Yasuharu Tanaka, Takashi Miyagi, Misao Ogawa, Shigeru Uchiyama, Takatoshi Sasahara
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Publication number: 20120297853Abstract: The present invention provides a forming method that forms a press component with an L shape from a blank metal sheet, the press component having a top sheet section and a vertical wall section which is connected to the top sheet section via a bent section having a part curved in an arc shape and which has a flange section on an opposite side to the bent section, the top sheet section being arranged on an outside of the arc of the vertical wall section, the method including: disposing the blank metal sheet between a die and both of a pad and a bending die; and forming the vertical wall section and the flange section while at least a part of the blank metal sheet is caused to slide on a part of the die corresponding to the top sheet section, the forming of the vertical wall section and the flange section being performed in a state where the pad is made close to or brought into contact with the blank metal sheet.Type: ApplicationFiled: May 19, 2011Publication date: November 29, 2012Inventors: Yasuharu Tanaka, Takashi Miyagi, Misao Ogawa, Shigeru Uchiyama
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Patent number: 8303104Abstract: An inkjet recording apparatus to print onto a surface of a recording medium includes an endless rotation conveyance member with a plurality of through-holes; a suction unit to suction the recording medium on the surface of the endless rotation conveyance member; an ink discharge head including ink discharge nozzles; a blank discharge ink receiver to receive ink through the through-holes; a control unit to make the ink discharge nozzles discharge ink at a predetermined timing; and a fixed plate along an inner surface of the endless rotation conveyance member, the fixed plate including an opening formed in a position corresponding to the ink discharge nozzles and a through-hole. The blank discharge ink receiver is disposed corresponding to the opening of the fixed plate and in close contact with the fixed plate so that an inside space of the blank discharge receiver becomes a substantially closed space.Type: GrantFiled: March 16, 2010Date of Patent: November 6, 2012Assignee: Ricoh Company, Ltd.Inventor: Takashi Miyagi
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Patent number: 8267511Abstract: An image forming apparatus includes an ink discharge unit including nozzles to discharge ink and to form an image on a recording medium; a conveyer belt to convey the recording medium so that the recording medium passes through an area facing the ink discharge unit, the conveyor belt including blank discharge holes to let the ink for a blank discharge through; a control unit to control an ink discharge operation of the ink discharge unit; a blank discharge receiver to receive the ink for the blank discharge, provided at a position facing the ink discharge unit across the conveyor belt; and a belt position detection unit to detect a position in a direction perpendicular to a belt moving direction of the conveyor belt, wherein the control unit controls the blank discharge operation of the ink discharge unit based on a detection result detected by the belt position detection unit.Type: GrantFiled: December 11, 2009Date of Patent: September 18, 2012Assignee: Ricoh Company, Ltd.Inventors: Wataru Takahashi, Takashi Miyagi, Naoki Okazaki, Yoshinari Suzuki
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Patent number: 8217069Abstract: [Purpose] The present invention provides compounds useful as agents for the prevention or treatment of a sex hormone-dependent disease or the like. [Solution] The present invention provides nitrogen-containing fused ring derivatives represented by the following general formula (I) which has a GnRH antagonistic activity, prodrugs, salts, pharmaceutical compositions containing the same, medicinal uses thereof and the like. In the formula (I), rings A and B are independently aryl or heteroaryl; RA and RB are independently halogen, cyano, alkyl, alkylsulfonyl, —OW1, —SW1, —COW2, —NW3W4, —SO2NW3W4, aryl, etc.; RC is H or alkyl; E is oxygen atom, etc.; U is single bond or alkylene; and X is Y, —CO—Y, —SO2—Y, —S-(alkylene)-Y, —O-(alkylene)-Y, —SO2-(alkylene)-Y, etc.; Y is Z or amino, etc.; and Z is cycloalkyl, heterocycloalkyl, aryl, heteroaryl, etc.Type: GrantFiled: April 16, 2008Date of Patent: July 10, 2012Assignee: Kissei Pharmaceutical Co., Ltd.Inventors: Shigeru Yonekubo, Takashi Miyagi, Kohsuke Ohno, Mikie Kambara, Nobuhiko Fushimi
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Patent number: 8136902Abstract: An image forming apparatus includes a recording head including heads containing arranged nozzles to discharge a droplet, the heads are arranged in a zigzag form along a nozzle array direction; a conveyer belt with suction holes to convey a printing medium in a direction intersecting a head array direction; and a control unit to control an blank discharging; wherein suction hole arrays including the suction holes arranged in the head array direction, are arranged at a predetermined interval; wherein one of the suction hole arrays is a reference suction hole array including the suction hole to pass a position facing the nozzle of a nozzle array end and the nozzle in an overlapping part of two heads in the nozzle array direction; and wherein the control unit makes each nozzle discharge a blank discharging droplet to the suction holes, using the reference suction hole array as a standard.Type: GrantFiled: October 7, 2009Date of Patent: March 20, 2012Assignee: Ricoh Company, Ltd.Inventors: Takashi Miyagi, Naoki Okazaki, Wataru Takahashi, Yoshinari Suzuki
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Publication number: 20110246150Abstract: A method of analyzing a cause of springback of the invention includes: performing a forming analysis to calculate forming data of a formed product; decomposing a component into an in-plane stress component and a bending moment component; generating a before-calculation individual decomposition forming data; performing a calculation to generate an after-calculation individual decomposition forming data; analyzing a first springback configuration and a second springback configuration; obtaining a degree of influence of a stress in each of the areas with respect to springback deformation; and displaying the degree of influence with respect to the springback deformation.Type: ApplicationFiled: June 24, 2009Publication date: October 6, 2011Inventors: Takashi Miyagi, Yasuharu Tanaka, Misao Ogawa
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Publication number: 20100231676Abstract: An inkjet recording apparatus to print onto a surface of a recording medium includes an endless rotation conveyance member with a plurality of through-holes; a suction unit to suction the recording medium on the surface of the endless rotation conveyance member; an ink discharge head including ink discharge nozzles; a blank discharge ink receiver to receive ink through the through-holes; a control unit to make the ink discharge nozzles discharge ink at a predetermined timing; and a fixed plate along an inner surface of the endless rotation conveyance member, the fixed plate including an opening formed in a position corresponding to the ink discharge nozzles and a through-hole. The blank discharge ink receiver is disposed corresponding to the opening of the fixed plate and in close contact with the fixed plate so that an inside space of the blank discharge receiver becomes a substantially closed space.Type: ApplicationFiled: March 16, 2010Publication date: September 16, 2010Applicant: RICOH COMPANY, LTD.Inventor: Takashi MIYAGI
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Publication number: 20100149242Abstract: An image forming apparatus includes an ink discharge unit including nozzles to discharge ink and to form an image on a recording medium; a conveyer belt to convey the recording medium so that the recording medium passes through an area facing the ink discharge unit, the conveyor belt including blank discharge holes to let the ink for a blank discharge through; a control unit to control an ink discharge operation of the ink discharge unit; a blank discharge receiver to receive the ink for the blank discharge, provided at a position facing the ink discharge unit across the conveyor belt; and a belt position detection unit to detect a position in a direction perpendicular to a belt moving direction of the conveyor belt, wherein the control unit controls the blank discharge operation of the ink discharge unit based on a detection result detected by the belt position detection unit.Type: ApplicationFiled: December 11, 2009Publication date: June 17, 2010Applicant: RICOH COMPANY, LTD.Inventors: Wataru TAKAHASHI, Takashi Miyagi, Naoki Okazaki, Yoshinari Suzuki
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Publication number: 20100130514Abstract: The present invention provides compounds useful as agents for the prevention or treatment of a sex hormone-dependent disease or the like. That is, the present invention provides fused heterocyclic derivatives represented by the following general formula (I), pharmaceutical compositions containing the same, medicinal uses thereof and the like. In the formula (I), rings A is 5-membered cyclic unsaturated hydrocarbon or 5-membered heteroaryl; RA is halogen, alkyl, alkenyl, alkynyl, carboxy, alkoxy, carbamoyl, alkylcarbamoyl, etc.; ring B is aryl or heteroaryl; RB is halogen, alkyl, carboxy, alkoxy, carbamoyl, alkylcarbamoyl, etc.; E1 and E2 are oxygen atom, etc.; U is single bond or alkylene; X is a group represented by Y, —O-(alkylene)-Y or —O—Z (in which Y is Z or amino substituted by Z, etc.; Z is cycloalkyl, heterocycloalkyl, aryl, heteroaryl, etc.Type: ApplicationFiled: April 16, 2008Publication date: May 27, 2010Applicant: Kissei Pharmaceutical Co., Ltd.Inventors: Takashi Miyagi, Shigeru Yonekubo, Kohsuke Ohno, Mikie Kambara, Nobuhiko Fushimi