Patents by Inventor Takeshi Kuroda

Takeshi Kuroda 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: 20090264404
    Abstract: A heterocyclic compound or a salt thereof represented by the formula (1): where R2 represents a hydrogen atom or a lower alkyl group; A represents a lower alkylene group or lower alkenylene group; and R1 represents an aromatic group or a heterocyclic group. The compound of the present invention has a wide treatment spectrum for mental disorders including central nervous system disorders, no side effects and high safety.
    Type: Application
    Filed: August 31, 2006
    Publication date: October 22, 2009
    Inventors: Hiroshi Yamashita, Hideaki Kuroda, Nobuaki Ito, Shin Miyamura, Kunio Oshima, Jun Matsubara, Haruka Takahashi, Tae Fukushima, Satoshi Shimizu, Kazumi Kondo, Yohji Sakurai, Takeshi Kuroda, Shinichi Taira, Motohiro Itotani, Tatsuyoshi Tanaka
  • Publication number: 20090229710
    Abstract: The present invention aims at providing a method for production of a steel product which surely retains scale during cooling, storage, and transportation and permits scale to scale off easily at the time of mechanical descaling and pickling that precede the secondary fabrication. The steel product is produced by heating and hot rolling a steel billet and spraying the hot-rolled steel product with steam and/or water mist having a particle diameter no larger than 100 ?m, for surface oxidation.
    Type: Application
    Filed: August 14, 2006
    Publication date: September 17, 2009
    Applicant: Kabushiki Kaisha Kobe Seiko Sho ( Kobe Steel, Ltd.)
    Inventors: Takeshi Kuroda, Hidenori Sakai, Mikako Takeda, Takuya Kochi, Takashi Onishi, Tomotada Maruo, Takaaki Minamida
  • Publication number: 20090223610
    Abstract: A high carbon steel wire material which is made of high carbon steel as a raw material for wire products such as steel cords, bead wires, PC steel wires and spring steel, allows for these wire products to be manufactured efficiently at a high wire drawing rate and has excellent wire drawability and a manufacturing process thereof. This high carbon steel wire material is made of a steel material having specific contents of C, Si, Mn, P, S, N, Al and O, and the Bcc-Fe crystal grains of its metal structure have an average crystal grain diameter (Dave) of 20 ?m or less and a maximum crystal grain diameter (Dmax) of 120 ?m or less, preferably an area ratio of crystal grains having a diameter of 80 ?m or more of 40% or less, an average sub grain diameter (dave) of 10 ?m or less, a maximum sub grain diameter (dmax) of 50 ?m or less and a (Dave/dave) ratio of the average crystal grain diameter (Dave) to the average sub grain diameter (dave) of 4.5 or less.
    Type: Application
    Filed: May 15, 2009
    Publication date: September 10, 2009
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Takuya KOCHI, Shogo MURAKAMI, Hiroshi YAGUCHI, Takeshi KURODA, Hidenori SAKAI, Tomotada MARUO, Takaaki MINAMIDA
  • Patent number: 7549829
    Abstract: A clip has a head part adapted to be contacted with a peripheral edge of a fitting hole in a panel to be fitted, and a leg part adapted to be inserted into the fitting hole thereby to be engaged with the peripheral edge of the fitting hole. The leg part has a post suspended from a center of a lower face of the head part, at least three projections which are radially extended from the post in a diametrical direction and connected to the lower face of the head part at their upper ends, and engaging pieces which are extended from these projections in a circumferential direction to be respectively positioned between the projections. The engaging pieces are connected to the head part at their upper ends, and provided with slits between their circumferentially extended ends and the opposed projections.
    Type: Grant
    Filed: April 29, 2005
    Date of Patent: June 23, 2009
    Assignee: Piolax Inc.
    Inventors: Shigeo Okada, Takeshi Kuroda
  • Publication number: 20090065105
    Abstract: Disclosed is a spring steel wire rod that comprises C in a range of 0.35 to 0.65% (mass %, the same applies to respective elements described hereinafter), Si in a range of 1.4 to 2.2%, Mn in a range of 0.10 to 1.0%, Cr in a range of 0.1 to 2.0%, P not more than 0.025% % excluded), and S not more than 0.025% (0% excluded), balance comprising iron, and unavoidable impurities, wherein an average grain size Dc of a central part of the steel wire rod is not more than 80 ?tm while an average grain size Ds of a surface layer part of the steel wire rod is not less than 3.0 ?m.
    Type: Application
    Filed: August 15, 2008
    Publication date: March 12, 2009
    Applicant: KABUSHIKI KAISHA KOBE SEIKO SHO (Kobe Steel, Ltd)
    Inventors: Takuya Kochi, Shogo Murakami, Takeshi Kuroda, Hiromichi Tsuchiya
  • Publication number: 20080141501
    Abstract: A clip includes: a head portion; and a leg portion including: a pair of first engagement arms that are provided on a pair of facing side surfaces of the leg portion; a pair of second engagement arms that are provided on the other pair of facing side surfaces of the leg portion, the pair of second engagement arms including abutment portions adapted to be individually brought into abutment with circumferential edges of respective diametrically extended hole portions of a trim and a panel; a pair of first stopper walls for holding a hole edge of the mounting hole of the panel in cooperation with the respective first engagement arms; and a pair of second stop walls for holding the circumferential edges of the diametrically extended hole portions of the panel in cooperation with the abutment portions of the respective second engagement arms.
    Type: Application
    Filed: August 23, 2007
    Publication date: June 19, 2008
    Applicant: PIOLAX INC.
    Inventor: Takeshi Kuroda
  • Publication number: 20070277913
    Abstract: Disclosed are a wire rod and a method therefor. The wire rod is excellent in wire-drawing workability, insusceptible to wire break in spite of an increase in wire-drawing rate, and reduction of area, and capable of extending a die life by suppressing die wear. The wire rod is made of steel containing C: 0.6 to 1.1%, Si: 0.1 to 2.0%, Mn: 0.1 to 1%, P: not more than 0.20%, S: not more than 0.20%, N: not more than 0.006%, Al: not more than 0.03%, and O: not more than 0.003%, the balance including Fe, and unavoidable impurities. Further, the wire rod comprises a pearlite structure wherein an area ratio of a second-phase ferrite is not more than 11.0%, and a pearlite lamellar spacing is not less than 120 ?m.
    Type: Application
    Filed: May 29, 2007
    Publication date: December 6, 2007
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Takuya Kochi, Takeshi Kuroda, Hidenori Sakai, Tomotada Maruo, Shogo Murakami, Hiroshi Yaguchi
  • Patent number: 7300089
    Abstract: A fixing member includes a base portion having an opening portion at side surfaces thereof, a pair of flange portions protruding from a free end portion of the base portion, at least one elastic portion perpendicularly extending from a lower surface of each flange portion toward within the opening portion of the base portion, and at least one pair of engagement portions protruding from inner surfaces of the base portion. The inner surfaces of the base portion are opposed to each other. When the fixing member for fixing car interior material to a vehicle body is engaged with a boss member, the elastic portion presses against both sides of the boss portion by its distal end portion of the elastic portion.
    Type: Grant
    Filed: October 5, 2004
    Date of Patent: November 27, 2007
    Assignee: Piolax Inc.
    Inventor: Takeshi Kuroda
  • Patent number: 7262212
    Abstract: The present invention provides a 2,3-dihydro-6-nitroimidazo[2,1-b]oxazole compound represented by the following general formula: wherein R1 represents a hydrogen atom or C1-C6 alkyl group, n represents an integer of 0 to 6, R2 represents a group —OR3 or the like, and R3 represents a hydrogen atom, C1-C6 alkyl group or the like, or R1 and —(CH2)nR2 may bind to each other together with carbon atoms adjacent thereto through nitrogen atoms so as to form a spiro ring represented by the general formula (H): wherein R41 is hydrogen, C1-C6 alkyl group or the like. The present compound has an excellent bactericidal action against Mycobacterium tuberculosis, multi-drug-resistant Mycobacterium tuberculosis, and atypical acid-fast bacteria.
    Type: Grant
    Filed: October 10, 2003
    Date of Patent: August 28, 2007
    Assignee: Otsuka Pharmaceutical Co., Ltd.
    Inventors: Hidetsugu Tsubouchi, Hirofumi Sasaki, Hideaki Kuroda, Motohiro Itotani, Takeshi Hasegawa, Yoshikazu Haraguchi, Takeshi Kuroda, Takayuki Matsuzaki, Kuninori Tai, Makoto Komatsu, Makoto Matsumoto, Hiroyuki Hashizume, Tatsuo Tomishige, Yuji Seike, Masanori Kawasaki, Takumi Sumida, Shin Miyamura
  • Patent number: 7258756
    Abstract: The very thin, high carbon wire is 0.05 to 0.50 mm in diameter and comprises, in mass %, 0.90-1.20% of C, 0.05-1.2% of Si, 0.2-1.0% of Mn, and 0.0050% or less of N, with the balance being iron and impurities. In a differential scanning thermal analysis curve A of the steel wire, the steel wire has an exothermic peak X in the temperature range of 60° to 130° C., and a maximum height h of the exothermic peak X relative to a reference line Y joining the point of 60° C. and the point of 130° C. in the differential scanning thermal analysis curve is set at 5 ?W/mg or more. The very thin, high carbon steel wire is free of delamination in high-speed stranding and superior in both strength and ductility.
    Type: Grant
    Filed: October 20, 2004
    Date of Patent: August 21, 2007
    Assignee: Kobe Steel, Ltd.
    Inventors: Mamoru Nagao, Takeshi Kuroda, Takaaki Minamida
  • Publication number: 20070189875
    Abstract: A part mounting mechanism includes: a boss; and a resin clip, adapted to be assembled to the boss, including: holding pieces; elastic engagement pieces; and a connecting portion; and projecting portions formed on facing inner surfaces of the connecting portion at predetermined intervals in a staggered fashion along a direction in which the boss is inserted wherein: the resin clip is formed of a resin material which is harder than the boss; a space defined between a distal end of the projecting portion provided on one the inner surfaces and a distal end of the projecting portion provided on the other inner surface as viewed in the boss inserting direction becomes smaller than a thickness of a distal end portion of the boss; and when the boss is inserted into the connecting portion, the projecting portions bite into the distal end portion of the boss.
    Type: Application
    Filed: February 9, 2007
    Publication date: August 16, 2007
    Applicant: PIOLAX INC.
    Inventors: Kenji Ooyama, Takeshi Kuroda, Oomi Arisaka
  • Publication number: 20070179173
    Abstract: The present invention provides a carbostyril compound represented by General Formula (1) or a salt thereof, wherein A is a direct bond, a lower alkylene group, or a lower alkylidene group; X is an oxygen atom or a sulfur atom; R4 and R5 each represent a hydrogen atom; the bond between the 3 and 4 positions of the carbostyril skeleton is a single bond or a double bond; R1 is a hydrogen atom, etc; R2 is a hydrogen atom, etc; and R3 is a hydrogen atom, etc. The carbostyril compound or salt thereof of the present invention induces the production of TFF, and thus is usable for the treatment and/or prevention of disorders such as alimentary tract diseases, oral diseases, upper respiratory tract diseases, respiratory tract diseases, eye diseases, cancers, and wounds.
    Type: Application
    Filed: September 26, 2005
    Publication date: August 2, 2007
    Inventors: Takeshi Kuroda, Takahito Yamauchi, Tomoichi Shinohara, Kunio Oshima, Chiharu Kitajima, Hitoshi Nagao, Tae Fukushima, Takahiro Tomoyasu, Hironobu Ishiyama, Kazuhide Ohta, Masaaki Takano, Takumi Sumida
  • Publication number: 20060239772
    Abstract: The connecting structure for connecting an automotive interior member and an automotive body panel is provided with a grommet to be inserted in and engaged with a mounting hole of the automotive body panel, a pin member to be detachably or integrally attached to a mounting seat formed on the interior member, a band connecting the grommet to the mounting seat. One end of the band is connected to the grommet. At the other end of the band, an engaging portion to be slidably engaged with an elongated hole of the mounting seat is provided. The engaging force between the mounting hole of the automotive body panel and the grommet is set to be greater than the engaging force between the grommet and the pin member.
    Type: Application
    Filed: April 19, 2006
    Publication date: October 26, 2006
    Applicant: PIOLAX INC.
    Inventor: Takeshi Kuroda
  • Publication number: 20060130946
    Abstract: A high carbon steel wire material which is made of high carbon steel as a raw material for wire products such as steel cords, bead wires, PC steel wires and spring steel, allows for these wire products to be manufactured efficiently at a high wire drawing rate and has excellent wire drawability and a manufacturing process thereof. This high carbon steel wire material is made of a steel material having specific contents of C, Si, Mn, P, S, N, Al and O, and the Bcc-Fe crystal grains of its metal structure have an average crystal grain diameter (Dave) of 20 ?m or less and a maximum crystal grain diameter (Dmax) of 120 ?m or less, preferably an area ratio of crystal grains having a diameter of 80 ?m or more of 40% or less, an average sub grain diameter (dave) of 10 ?m or less, a maximum sub grain diameter (dmax) of 50 ?m or less and a (Dave/dave) ratio of the average crystal grain diameter (Dave) to the average sub grain diameter (dave) of 4.5 or less.
    Type: Application
    Filed: December 8, 2005
    Publication date: June 22, 2006
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Takaaki Minamida, Takeshi Kuroda, Takuya Kochi, Hiroshi Yaguchi
  • Publication number: 20060094767
    Abstract: The present invention provides a 2,3-dihydro-6-nitroimidazo[2,1-b]oxazole compound represented by the following general formula: wherein R1 represents a hydrogen atom or C1-C6 alkyl group, n represents an integer of 0 to 6, R2 represents a group —OR3 or the like, and R3 represents a hydrogen atom, C1-C6 alkyl group or the like, or R1 and —(CH2)nR2 may bind to each other together with carbon atoms adjacent thereto through nitrogen atoms so as to form a spiro ring represented by the general formula (H): wherein R41 is hydrogen, C1-C6 alkyl group or the like. The present compound has an excellent bactericidal action against Mycobacterium tuberculosis, multi-drug-resistant Mycobacterium tuberculosis, and atypical acid-fast bacteria.
    Type: Application
    Filed: October 10, 2003
    Publication date: May 4, 2006
    Inventors: Hidetsugu Tsubouchi, Hirofumi Sasaki, Hideaki Kuroda, Motohiro Itotani, Takeshi Hasegawa, Yoshikazu Haraguchi, Takeshi Kuroda, Takayuki Matsuzaki
  • Publication number: 20060048864
    Abstract: A hot-rolled wire rod: the wire rod being a hot-rolled wire rod 5.0 mm or more in diameter, containing in mass C: 0.6 to 1.0%, Si: 0.1 to 1.5%, Mn: 0.3 to 1.0%, P: 0.02% or less, and S: 0.02% or less; not less than 90% of the wire rod in area percentage being composed of a pearlite structure; and the mechanical properties of the wire rod 4 m in length satisfying the following expressions (1) to (4), (1) TS*?30?Average value of tensile strength (TSAV in MPa)?TS*+30, where, TS*=400×{[C]+([Mn]+[Si])/5}+670 and the elements in square brackets [ ] in the equality mean the contents of relevant elements in percentage, (2) Standard deviation of tensile strength (TS?)?30 MPa, (3) Average value of reduction of area (RAAV)>35%, (4) Standard deviation of reduction of area (RA?) ?4%.
    Type: Application
    Filed: September 24, 2003
    Publication date: March 9, 2006
    Inventors: Mamoru Nagao, Takeshi Kuroda, Takaaki Minamida
  • Publication number: 20050244250
    Abstract: A clip has a head part adapted to be contacted with a peripheral edge of a fitting hole in a panel to be fitted, and a leg part adapted to be inserted into the fitting hole thereby to be engaged with the peripheral edge of the fitting hole. The leg part has a post suspended from a center of a lower face of the head part, at least three projections which are radially extended from the post in a diametrical direction and connected to the lower face of the head part at their upper ends, and engaging pieces which are extended from these projections in a circumferential direction to be respectively positioned between the projections. The engaging pieces are connected to the head part at their upper ends, and provided with slits between their circumferentially extended ends and the opposed projections.
    Type: Application
    Filed: April 29, 2005
    Publication date: November 3, 2005
    Applicant: Piolax Inc.
    Inventors: Shigeo Okada, Takeshi Kuroda
  • Publication number: 20050116485
    Abstract: A fixing member includes a base portion having an opening portion at side surfaces thereof, a pair of flange portions protruding from a free end portion of the base portion, at least one elastic portion perpendicularly extending from a lower surface of each flange portion toward within the opening portion of the base portion, and at least one pair of engagement portions protruding from inner surfaces of the base portion. The inner surfaces of the base portion are opposed to each other. When the fixing member for fixing car interior material to a vehicle body is engaged with a boss member, the elastic portion presses against both sides of the boss portion by its distal end portion of the elastic portion.
    Type: Application
    Filed: October 5, 2004
    Publication date: June 2, 2005
    Applicant: Piolax Inc.
    Inventor: Takeshi Kuroda
  • Publication number: 20050087270
    Abstract: The very thin, high carbon wire is 0.05 to 0.50 mm in diameter and comprises, in mass %, 0.90-1.20% of C, 0.05-1.2% of Si, 0.2-1.0% of Mn, and 0.0050% or less of N, with the balance being iron and impurities. In a differential scanning thermal analysis curve A of the steel wire, the steel wire has an exothermic peak X in the temperature range of 60° to 130° C., and a maximum height h of the exothermic peak X relative to a reference line Y joining the point of 60° C. and the point of 130° C. in the differential scanning thermal analysis curve is set at 5 ?W/mg or more. The very thin, high carbon steel wire is free of delamination in high-speed stranding and superior in both strength and ductility.
    Type: Application
    Filed: October 20, 2004
    Publication date: April 28, 2005
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Mamoru Nagao, Takeshi Kuroda, Takaaki Minamida
  • Patent number: D529793
    Type: Grant
    Filed: June 1, 2004
    Date of Patent: October 10, 2006
    Assignee: Piolax, Inc.
    Inventor: Takeshi Kuroda