Patents by Inventor Masaki Tada

Masaki Tada 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).

  • Patent number: 9025228
    Abstract: An optical reflecting device includes a fixed frame, a pair of first oscillation parts, a movable frame, a pair of second oscillation parts, and a mirror part. One-side ends of the first oscillation parts are connected to the inside of the fixed frame. The movable frame is connected to and held by the other-side ends of the pair of first oscillation parts to be pivotable. One-side ends of the pair of second oscillation parts are connected to the inside of the movable frame and the pair of second oscillation parts are disposed to be substantially perpendicular to the pair of first oscillation parts. The mirror part is connected to and held by the other-side ends of the pair of second oscillation parts to be pivotable. The first oscillation parts have a meandering shape in which a plurality of straight portions and a plurality of folded portions are formed, and a stepped structure portion is provided in part of the folded portion.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: May 5, 2015
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Toshiaki Horie, Shinsuke Nakazono, Soichiro Hiraoka, Shigeo Furukawa, Yuta Yamamoto, Kazuki Komaki, Masaki Tada
  • Publication number: 20150116803
    Abstract: An optical reflecting device includes a fixed frame, a pair of first oscillation parts, a movable frame, a pair of second oscillation parts, and a mirror part. One-side ends of the first oscillation parts are connected to the inside of the fixed frame. The movable frame is connected to and held by the other-side ends of the pair of first oscillation parts to be pivotable. One-side ends of the pair of second oscillation parts are connected to the inside of the movable frame and the pair of second oscillation parts are disposed to be substantially perpendicular to the pair of first oscillation parts. The mirror part is connected to and held by the other-side ends of the pair of second oscillation parts to be pivotable. The first oscillation parts have a meandering shape in which a plurality of straight portions and a plurality of folded portions are formed, and a stepped structure portion is provided in part of the folded portion.
    Type: Application
    Filed: January 7, 2015
    Publication date: April 30, 2015
    Inventors: TOSHIAKI HORIE, SHINSUKE NAKAZONO, SOICHIRO HIRAOKA, SHIGEO FURUKAWA, YUTA YAMAMOTO, KAZUKI KOMAKI, MASAKI TADA
  • Publication number: 20150107326
    Abstract: A method of DI forming a laminated metal sheet includes drawing a laminated metal sheet; and redrawing and ironing the drawn laminated metal sheet, wherein a water-based coolant including (a) at least one base selected from the group consisting of alkanolamines and alkali metal hydroxides, (b) a fatty acid, and (c) water is used in the redrawing and ironing, and wherein a total content of the base (a) and the fatty acid (b) is 0.02 to 4% by mass and a ratio of a straight-chain fatty acid having a carbon number of 6 to 12 in the fatty acid (b) is 80 to 100% by mass.
    Type: Application
    Filed: December 22, 2014
    Publication date: April 23, 2015
    Inventors: Yasuhide Oshima, Masaki Tada, Hiroki Iwasa, Katsumi Kojima, Junichi Kitagawa, Yoshihiko Yasue, Toshikazu Ikeda, Tomohiro Kanokogi, Takeyoshi Fukuda
  • Patent number: 9011609
    Abstract: An ironing apparatus includes an ironing die and an ironing punch, an injection port for injecting gas or liquid to the metal plate at a high pressure to remove substance adhered to the metal plate therefrom, a suction port for sucking the adhered substance removed from the metal plate, and a protrusion mount portion with a protrusion for preventing dispersion of the gas or the liquid. An ironing method for ironing the metal plate having the single surface or both surfaces coated with the organic resin film includes the steps of injecting the gas or the liquid from the injection port to the metal plate at the high pressure to remove the adhered substance from the metal plate, and sucking and collecting the adhered substance removed from the metal plate from the suction port. The adhered substance such as the hair may be removed by the aforementioned invention.
    Type: Grant
    Filed: March 19, 2009
    Date of Patent: April 21, 2015
    Assignee: JFE Steel Corporation
    Inventors: Yusuke Nakagawa, Masaki Tada, Katsumi Kojima, Yasuhide Oshima, Hiroki Iwasa
  • Patent number: 9005375
    Abstract: A steel sheet for cans containing 0.0060 to 0.01 mass % C and 0.02 to 0.12 mass % Nb and having the following characteristics: (i) an average ferrite grain size in a cross section in the rolling direction in a region from a surface layer of the steel sheet to a position ¼ of a sheet thickness away from the surface layer of the steel sheet is 7 ?m to 10 ?m or less, and (ii) an average ferrite grain size in a cross section in the rolling direction in a region from the position ¼ of a sheet thickness away from the surface layer of the steel sheet to a sheet thickness center portion of the steel sheet is 15 ?m or less, wherein the average ferrite grain size (1) is smaller than the average ferrite grain size (2).
    Type: Grant
    Filed: October 26, 2010
    Date of Patent: April 14, 2015
    Assignee: JFE Steel Corporation
    Inventors: Yusuke Nakagawa, Masaki Tada, Katsumi Kojima, Hiroki Iwasa
  • Patent number: 8962538
    Abstract: A DI forming water-based coolant of a laminated metal sheet includes at least one kind of base (a) selected from alkanolamines and alkali metal hydroxides, a fatty acid (b), and water (c), wherein the total content of the base (a) and the fatty acid (b) is 0.02 to 4% by mass and the ratio of a straight-chain fatty acid having a carbon number of 6 to 12 in the fatty acid (b) is 80 to 100% by mass.
    Type: Grant
    Filed: May 26, 2009
    Date of Patent: February 24, 2015
    Assignees: JFE Steel Corporation, Nippon Quaker Chemical, Ltd.
    Inventors: Yasuhide Oshima, Masaki Tada, Hiroki Iwasa, Katsumi Kojima, Junichi Kitagawa, Yoshihiko Yasue, Toshikazu Ikeda, Tomohiro Kanokogi, Takeyoshi Fukuda
  • Patent number: 8964273
    Abstract: An optical reflection element according to the present invention includes a fixed frame, a pair of first oscillation parts, a movable frame, a pair of second oscillation parts, and a mirror part. One-side ends of the first oscillation parts are connected to the inside of the fixed frame. The movable frame is connected to and held by the other-side ends of the pair of first oscillation parts to be pivotable. One-side ends of the pair of second oscillation parts are connected to the inside of the movable frame and the pair of second oscillation parts are disposed to be substantially perpendicular to the pair of first oscillation parts. The mirror part is connected to and held by the other-side ends of the pair of second oscillation parts to be pivotable. The second oscillation parts have a meandering shape in which a plurality of straight portions and a plurality of folded portions are formed, and a stepped structure portion is provided in part of the folded portion.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: February 24, 2015
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Toshiaki Horie, Shinsuke Nakazono, Soichiro Hiraoka, Yuta Yamamoto, Kazuki Komaki, Masaki Tada, Kiyomi Furukawa
  • Patent number: 8828512
    Abstract: There is provided a laminated metal sheet used for making a highly processed two-piece can body which endures harsh conditions such as retort treatment, and a two-piece can body made of the laminated steel sheet. A laminated metal sheet for a two-piece can body, including a metal sheet having a polyester resin film layer on each side of the metal sheet, the polyester resin film layer to be the outside of the can body having a crystallization temperature of 60 to 100° C., and the surface of the polyester resin film layer having a center line surface roughness (Ra) of 0.2 to 1.8 ?m. The polyester resin film layer to be the outside of the can body is preferably composed of 40 to 100% by mass of a resin composed mainly of butylene terephthalate and 0 to 60% by mass of a resin composed mainly of ethylene terephthalate.
    Type: Grant
    Filed: February 5, 2009
    Date of Patent: September 9, 2014
    Assignee: JFE Steel Corporation
    Inventors: Yasuhide Oshima, Masaki Tada, Hiroki Iwasa, Katsumi Kojima, Yoichiro Yamanaka, Yoshihiko Yasue
  • Patent number: 8801213
    Abstract: A lighting device includes a device body adapted to be installed on a surface of a room and first organic electroluminescence element modules including organic electroluminescence elements, the first electroluminescence element modules being held in the device body with light-emitting surfaces of the electroluminescence elements facing toward the surface of the room when the device body is installed on the surface of the room. The lighting device further includes a light-transmitting protection cover configured to cover the light-emitting surfaces of the first organic electroluminescence element modules.
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: August 12, 2014
    Assignee: Panasonic Corporation
    Inventors: Megumi Matsushima, Masaki Tada, Kiminori Sato
  • Patent number: 8792151
    Abstract: An optical reflection element includes a frame, a meandrous vibrating part having an outer end connected with an inside of the frame, and a mirror part supported by an inner end of the meandrous vibrating part. The meandrous vibrating part has a meandrous shape that includes curved portions and vibrating beams alternately connected with the curved portions. A curvature of respective one of the curved portions is smaller than a curvature of at least one of the curved portions which is located closer to the inner end than the respective one of the curved portions. This optical reflection element has a large deflection angle of the mirror part.
    Type: Grant
    Filed: March 24, 2011
    Date of Patent: July 29, 2014
    Assignee: Panasonic Corporation
    Inventors: Shinsuke Nakazono, Toshiaki Horie, Soichiro Hiraoka, Yuta Yamamoto, Masaki Tada, Kazuki Komaki, Kiyomi Furukawa
  • Patent number: 8681407
    Abstract: An optical reflection element has a frame, a pair of meandering-shaped vibration elements, a mirror having a reflection surface, and a pair of protective beams. The vibration elements have their respective outer ends supported by confronting portions of an inside of the frame. The vibration elements support the mirror with respective inner ends thereof. The protective beams extend from the respective confronting portions of the inside of the frame toward the mirror with a predetermined space from the vibration elements and in parallel with a vibration axis of the vibration elements.
    Type: Grant
    Filed: March 24, 2011
    Date of Patent: March 25, 2014
    Assignee: Panasonic Corporation
    Inventors: Soichiro Hiraoka, Kazuki Komaki, Masaki Tada, Shigeo Furukawa, Kiyomi Furukawa, Shinsuke Nakazono, Yuta Yamamoto, Toshiaki Horie
  • Publication number: 20140034195
    Abstract: A steel sheet containing C: 0.0005% or more and 0.0035% or less, Si: 0.05% or less, Mn: 0.1% or more and 0.6% or less, P: 0.02% or less, S: less than 0.02%, Al: 0.01% or more and less than 0.10%, N: 0.0030% or less, B: 0.0010% or more, in which the relationship B/N?3.0 is satisfied and the balance being Fe and inevitable impurities, and a microstructure in which the average integrated intensity f in the (111)[1-10] to (111)[-1-12] orientations on a plane parallel to a sheet surface at a position located at ¼ of the thickness of the steel sheet is 7.0 or more, in which an average ferrite grain size is 6.0 ?m or more and 10.0 ?m or less, and the relationships EAVE?215 GPa, E0?210 GPa, E45?210 GPa, E90?210 GPa, and ?0.4??r?0.4 are satisfied.
    Type: Application
    Filed: April 19, 2012
    Publication date: February 6, 2014
    Applicant: JFE Steel Corporation
    Inventors: Mikito Suto, Katsumi Kojima, Masaki Tada, Takumi Tanaka, Yoichi Tobiyama
  • Publication number: 20140007990
    Abstract: A steel sheet containing C: 0.02% or more and 0.10% or less, Si: 0.01% or more and 0.5% or less, P: 0.001% or more and 0.100% or less, S: 0.001% or more and 0.020% or less, N: 0.007% or more and 0.025% or less, Al: 0.01% or more and {?4.2×N (%)+0.11} % or less, Mnf: 0.10% or more and less than 0.30% where Mnf is defined by equation Mnf=Mn?1.71×S, and the balance being Fe and inevitable impurities, in which the steel sheet has a thickness of 0.35 (mm) or less, the product of the lower yield point (N/mm2) of the steel sheet and the thickness (mm) is 160 (N/mm) or less, and the product of the upper yield point (N/mm2) of the steel sheet is 52.0 (N) or more.
    Type: Application
    Filed: March 15, 2012
    Publication date: January 9, 2014
    Applicant: JFE Steel Corporation
    Inventors: Katsumi Kojima, Takumi Tanaka, Mikito Suto, Masaki Tada, Yoichi Tobiyama
  • Publication number: 20130327116
    Abstract: An object of the present invention is to provide a method for designing a metal material having mechanical properties with which a specified spring back angle can be achieved after any one of metal materials having a wide variety of mechanical properties and thicknesses has been formed by performing cylinder forming and a product formed by using the method.
    Type: Application
    Filed: December 13, 2011
    Publication date: December 12, 2013
    Applicant: JFE STEEL CORPORATION
    Inventors: Mikito Suto, Katsumi Kojima, Yusuke Nakagawa, Masaki Tada, Yoichi Tobiyama
  • Publication number: 20130294963
    Abstract: A steel sheet is provided containing C: 0.070% or more and less than 0.080%, Si: 0.003% or more and 0.10% or less, Mn: 0.51% or more and 0.60% or less, wherein the average grain size is 5 ?m or more, the grain elongation rate is 2.0 or less, the difference in hardness is 10 points or more and/or 20 points or more depending on how it is determined, the tensile strength is 500 MPa or more, and the elongation after fracture is 10% or more.
    Type: Application
    Filed: November 22, 2011
    Publication date: November 7, 2013
    Applicant: JFE Steel Corporation
    Inventors: Masaki Tada, Takumi Tanaka, Katsumi Kojima, Hiroki Iwasa, Yoichi Tobiyama
  • Patent number: 8557065
    Abstract: A high-strength, high-workability steel sheet for cans contains 0.070% to less than 0.080% C, 0.003% to 0.10% Si, 0.51% to 0.60% Mn, and the like on a mass basis and has a tensile strength of 500 MPa or more and a yield elongation of 10% or more. The average size and elongation rate of crystal grains are 5 ?m or more and 2.0 or less, respectively, in cross section in the rolling direction thereof. The hardness difference obtained by subtracting the average Vickers hardness of a cross section ranging from a surface to a depth equal to one-eighth of the thickness of the sheet from the average Vickers hardness of a cross section ranging from a depth equal to three-eighths of the sheet thickness to a depth equal to four-eighths of the sheet thickness is 10 points or more and/or the maximum Vickers hardness difference is 20 points or more.
    Type: Grant
    Filed: November 29, 2010
    Date of Patent: October 15, 2013
    Assignee: JFE Steel Corporation
    Inventors: Masaki Tada, Takumi Tanaka, Katsumi Kojima, Hiroki Iwasa
  • Publication number: 20130107339
    Abstract: An optical reflection element according to the present invention includes a fixed frame, a pair of first oscillation parts, a movable frame, a pair of second oscillation parts, and a mirror part. One-side ends of the first oscillation parts are connected to the inside of the fixed frame. The movable frame is connected to and held by the other-side ends of the pair of first oscillation parts to be pivotable. One-side ends of the pair of second oscillation parts are connected to the inside of the movable frame and the pair of second oscillation parts are disposed to be substantially perpendicular to the pair of first oscillation parts. The mirror part is connected to and held by the other-side ends of the pair of second oscillation parts to be pivotable. The second oscillation parts have a meandering shape in which a plurality of straight portions and a plurality of folded portions are formed, and a stepped structure portion is provided in part of the folded portion.
    Type: Application
    Filed: June 21, 2011
    Publication date: May 2, 2013
    Applicant: PANASONIC CORPORATION
    Inventors: Toshiaki Horie, Shinsuke Nakazono, Soichiro Hiraoka, Yuta Yamamoto, Kazuki Komaki, Masaki Tada, Kiyomi Furukawa
  • Publication number: 20130090807
    Abstract: An object of the present invention is to provide a vehicular input device which is capable of improving accuracy for detecting a contactless input from a driver. A vehicular input device includes a contactless operation detecting unit for detecting a contactless operation on a center display, distance detecting units, distance information storing units in which distance information items obtained from the distance detecting units are stored for each of the distance detecting units, a proximity object determining unit for determining whether or not an object is in proximity of any of predetermined specific positions in a vehicle based on the stored distance information items, and a detecting operation controlling unit for limiting the detection by the contactless operation detecting unit when the object is determined to be in the proximity of any of the specific positions.
    Type: Application
    Filed: April 19, 2012
    Publication date: April 11, 2013
    Inventors: Yoshihiro Kojima, Nobuyuki Nakano, Masaki Tada
  • Publication number: 20130050791
    Abstract: An optical reflection element includes a frame, a meandrous vibrating part having an outer end connected with an inside of the frame, and a mirror part supported by an inner end of the meandrous vibrating part. The meandrous vibrating part has a meandrous shape that includes curved portions and vibrating beams alternately connected with the curved portions. A curvature of respective one of the curved portions is smaller than a curvature of at least one of the curved portions which is located closer to the inner end than the respective one of the curved portions. This optical reflection element has a large deflection angle of the mirror part.
    Type: Application
    Filed: March 24, 2011
    Publication date: February 28, 2013
    Applicant: PANASONIC CORPORATION
    Inventors: Shinsuke Nakazono, Toshiaki Horie, Soichiro Hiraoka, Yuta Yamamoto, Masaki Tada, Kazuki Komaki, Kiyomi Furukawa
  • Publication number: 20130045128
    Abstract: A high-strength, high-workability tin mill black plate contains 0.070% to less than 0.080% C, 0.003% to 0.10% Si, 0.51% to 0.60% Mn, and the like on a mass basis and has a tensile strength of 500 MPa or more and a yield elongation of 10% or more. The average size and elongation rate of crystal grains are 5 ?m or more and 2.0 or less, respectively, in cross section in the rolling direction thereof. The hardness difference obtained by subtracting the average Vickers hardness of a cross section ranging from a surface to a depth equal to one-eighth of the thickness of the plate from the average Vickers hardness of a cross section ranging from a depth equal to three-eighths of the plate thickness to a depth equal to four-eighths of the plate thickness is 10 points or more and/or the maximum Vickers hardness difference is 20 points or more.
    Type: Application
    Filed: November 29, 2010
    Publication date: February 21, 2013
    Applicant: JFE STEEL CORPORATION
    Inventors: Masaki Tada, Takumi Tanaka, Katsumi Kojima, Hiroki Iwasa