Patents by Inventor Makoto Namioka

Makoto Namioka 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: 8011416
    Abstract: To provide a manufacturing apparatus that is capable of manufacturing metal-ceramic composite members in various shapes with high productivity, and a mold member and a manufacturing method therefore. An apparatus for manufacturing a metal-ceramic composite member was made, the apparatus including: a plurality of process regions, namely, an atmosphere replacing/heating part 11, a molten metal push-out part 21, and a cooling part 31; and a guide 48 for allowing a mold to pass through these plural process regions, molds 60 having ceramic members 86 placed therein are successively inserted into a mold inlet 43 provided in this guide 48 to pass through the guide 48 practically in a shielded state from the atmosphere, a molten metal 53 is poured thereto in the molten-metal push-out part 21, and the molten metal 53 is cooled and solidified in the cooling part 31 to join a metal and a ceramic, thereby manufacturing the metal-ceramic composite member.
    Type: Grant
    Filed: September 28, 2006
    Date of Patent: September 6, 2011
    Assignee: Dowa Metaltech Co., Ltd.
    Inventors: Hideyo Osanai, Susumu Ibaragi, Makoto Namioka
  • Patent number: 7943334
    Abstract: The present invention provides an immunological detection method that can detect milk allergens, allergens of albumen, flour, buckwheat and peanut with high sensitivity in foods containing these allergens regardless they are denatured/native, and a detection kit to be used therefor. It is a method for detecting allergens by using 2 or more monoclonal antibodies recognizing native and denatured milk allergens, native and denatured albumen allergens, native and denatured flour allergens, native and denatured buckwheat allergens, and native and denatured peanut allergens, using asl casein which is the main protein of milk casein, ?-lactoglobulin which is the main protein of whey, ovalubumin and ovomucoid which are main proteins of albumen, gliadin which is the main protein of flour, protein with a molecular weight of 24 kDa and 76 kDa which are main proteins of buckwheat, and Ara h1 which is the main protein of peanut as an index.
    Type: Grant
    Filed: March 4, 2005
    Date of Patent: May 17, 2011
    Assignee: Prima Meat Packers, Ltd.
    Inventors: Masanobu Akimoto, Shigeki Katou, Makoto Namioka
  • Publication number: 20080230515
    Abstract: The present invention provides a method of forming a circuit pattern on an integrally bonded member, the method not requiring a correction step of a laminate film or a resist film which has been necessary at the time of wet treatment of the integrally bonded member. After a circuit pattern forming metal plate is bonded on a part of a ceramic substrate so as to expose an outer peripheral edge portion of the ceramic substrate in an integrally bonded member, the integrally bonded member is set on a treating apparatus while being covered with a masking member having a window portion from which the circuit pattern forming metal plate of the integrally bonded member is exposed.
    Type: Application
    Filed: May 19, 2008
    Publication date: September 25, 2008
    Applicant: DOWA MINING CO.,LTD
    Inventors: Ken Iyoda, Makoto Namioka, Hideyo Osanai, Susumu Shimada
  • Patent number: 7387741
    Abstract: The present invention provides a method of forming a circuit pattern on an integrally bonded member, the method not requiring a correction step of a laminate film or a resist film which has been necessary at the time of wet treatment of the integrally bonded member. After a circuit pattern forming metal plate 13 is bonded on a part of a ceramic substrate 12 so as to expose an outer peripheral edge portion of the ceramic substrate 12 in an integrally bonded member 10, the integrally bonded member 10 is set on a treating apparatus 30 while being covered with a masking member 20 having a window portion 22 from which the circuit pattern forming metal plate 13 of the integrally bonded member 10 is exposed.
    Type: Grant
    Filed: March 27, 2003
    Date of Patent: June 17, 2008
    Assignee: Dowa Mining Co., Ltd.
    Inventors: Ken Iyoda, Makoto Namioka, Hideyo Osanai, Susumu Shimada
  • Publication number: 20080130123
    Abstract: An anti-glare optical film which reduces in whitening of a screen without sacrificing anti-glare property, and a process for preparing the same. There is provided an anti-glare optical film has an irregular surface, wherein a ratio of areas of the surface having an inclination angle of 1° or less is 20% or less, a ratio of areas of the surface having an inclination angle of 5° or more is 20% or less, and a standard deviation of a height of the surface is 0.2 ?m or less. There is also provided a process for preparing an anti-glare optical film.
    Type: Application
    Filed: January 7, 2008
    Publication date: June 5, 2008
    Inventors: Makoto Namioka, Masato Kuwabara
  • Patent number: 7341355
    Abstract: An anti-glare optical film which reduces in whitening of a screen without sacrificing anti-glare property, and a process for preparing the same. There is provided an anti-glare optical film has an irregular surface, wherein a ratio of areas of the surface having an inclination angle of 1° or less is 20% or less, a ratio of areas of the surface having an inclination angle of 5° or more is 20% or less, and a standard deviation of a height of the surface is 0.2 ?m or less. There is also provided a process for preparing an anti-glare optical film.
    Type: Grant
    Filed: August 3, 2004
    Date of Patent: March 11, 2008
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Makoto Namioka, Masato Kuwabara
  • Patent number: 7340828
    Abstract: There is provided a method for producing a metal/ceramic bonding circuit board, which can form a fine pattern even if a circuit forming metal plate is thick and which can shorten the time required to carry out etching, when a molten metal is caused to contact to a ceramic substrate to be cooled and solidified to bond the circuit forming metal plate to the ceramic substrate to etch the circuit forming metal plate to form a metal circuit plate having a desired circuit pattern. A molten metal is caused to contact both sides of a ceramic substrate 10 to be cooled and solidified. Thus, a circuit forming metal plate 12 having a shape similar to a desired circuit pattern is bonded to one side of the ceramic substrate 10, and a metal base plate 14 is bonded to the other side thereof.
    Type: Grant
    Filed: September 22, 2004
    Date of Patent: March 11, 2008
    Assignee: Dowa Mining Co., Ltd.
    Inventors: Hideyo Osanai, Makoto Namioka, Susumu Ibaraki
  • Publication number: 20070275427
    Abstract: The present invention provides an immunological detection method that can detect milk allergens, allergens of albumen, flour, buckwheat and peanut with high sensitivity in foods containing these allergens regardless they are denatured/native, and a detection kit to be used therefor. It is a method for detecting allergens by using 2 or more monoclonal antibodies recognizing native and denatured milk allergens, native and denatured albumen allergens, native and denatured flour allergens, native and denatured buckwheat allergens, and native and denatured peanut allergens, using asl casein which is the main protein of milk casein, ?-lactoglobulin which is the main protein of whey, ovalubumin and ovomucoid which are main proteins of albumen, gliadin which is the main protein of flour, protein with a molecular weight of 24 kDa and 76 kDa which are main proteins of buckwheat, and Ara h1 which is the main protein of peanut as an index.
    Type: Application
    Filed: March 4, 2005
    Publication date: November 29, 2007
    Applicant: PRIMA MEAT PACKER, LTD
    Inventors: Masanobu Akimoto, Shigeki Katou, Makoto Namioka
  • Patent number: 7256353
    Abstract: There is provided a metal/ceramic bonding substrate capable of preventing the reverse thereof from greatly warping so as to be concave even if it is heated for soldering. In the metal/ceramic bonding substrate, a metal circuit plate 12 is bonded to one side of a ceramic substrate 10, and a heat sink plate (metal base plate) 14 is bonded to the other side thereof. On the heat sink plate 14, a work-hardened layer 16 is formed by shot peening. On the metal circuit plate 12 of the metal/ceramic bonding substrate, semiconductor chips (Si chips) 18 are soldered (solder layer 20). Then, a power module is produced by a predetermined process. On the reverse (the side of the work-hardened layer 16) of the power module, a radiating fin 26 is mounted via a thermal grease 24 by means of screws 22 or the like.
    Type: Grant
    Filed: December 29, 2003
    Date of Patent: August 14, 2007
    Assignee: Dowa Mining Co., Ltd.
    Inventors: Hideyo Osanai, Susumu Ibaraki, Ken Iyoda, Makoto Namioka
  • Patent number: 7189449
    Abstract: In a metal/ceramic bonding substrate 10 wherein a circuit forming metal plate 14 is bonded to one side of a ceramic substrate 12 and a radiating metal base plate 16 is bonded to the other side thereof, a difference in level is provided along the entire circumference of the bonding surface of the ceramic substrate 12 to the metal base plate 16. The difference in level is provided by forming at least one of a rising portion 16a and a groove portion 116b on and in the metal base plate 16.
    Type: Grant
    Filed: October 12, 2004
    Date of Patent: March 13, 2007
    Assignee: Dowa Mining Co., Ltd.
    Inventors: Hideyo Osanai, Takayuki Takahashi, Makoto Namioka
  • Publication number: 20070017652
    Abstract: To provide a manufacturing apparatus that is capable of manufacturing metal-ceramic composite members in various shapes with high productivity, and a mold member and a manufacturing method therefore. An apparatus for manufacturing a metal-ceramic composite member was made, the apparatus including: a plurality of process regions, namely, an atmosphere replacing/heating part 11, a molten metal push-out part 21, and a cooling part 31; and a guide 48 for allowing a mold to pass through these plural process regions, molds 60 having ceramic members 86 placed therein are successively inserted into a mold inlet 43 provided in this guide 48 to pass through the guide 48 practically in a shielded state from the atmosphere, a molten metal 53 is poured thereto in the molten-metal push-out part 21, and the molten metal 53 is cooled and solidified in the cooling part 31 to join a metal and a ceramic, thereby manufacturing the metal-ceramic composite member.
    Type: Application
    Filed: September 28, 2006
    Publication date: January 25, 2007
    Applicant: Dowa Mining Co., Ltd.
    Inventors: Hideyo Osanai, Susumu Ibaragi, Makoto Namioka
  • Patent number: 7131483
    Abstract: A manufacturing apparatus capable of manufacturing metal-ceramic composite members in various shapes with high productivity, and a mold member and a manufacturing method therefor. An apparatus for manufacturing a metal-ceramic composite member has a plurality of process regions, namely, an atmosphere replacing/heating part, a molten metal push-out part, and a cooling part; and a guide for allowing a mold to pass through these plural process regions. The molds have ceramic members placed therein and are successively inserted into a mold inlet provided in the guide to pass through the guide practically in a shielded state from the atmosphere. A molten metal is poured thereto in the molten-metal push-out part, and the molten metal is cooled and solidified in the cooling part to join a metal and a ceramic, thereby manufacturing the metal-ceramic composite member.
    Type: Grant
    Filed: September 11, 2003
    Date of Patent: November 7, 2006
    Assignee: Dowa Mining Co., Ltd.
    Inventors: Hideyo Osanai, Susumu Ibaragi, Makoto Namioka
  • Patent number: 7122243
    Abstract: There is provided a metal/ceramic bonding substrate having improved reliability to heat cycles, and a method for producing the same. In a metal/ceramic bonding substrate 10 wherein a circuit forming metal plate 14 is bonded to one side of a ceramic substrate 12 and a radiating metal base plate 16 is bonded to the other side thereof, at least part of the ceramic substrate 12 is embedded in the metal base plate 16. The ceramic substrate 12 is arranged substantially in parallel to the metal base member 16.
    Type: Grant
    Filed: October 19, 2004
    Date of Patent: October 17, 2006
    Assignee: Dowa Mining Co., Ltd.
    Inventors: Hideyo Osanai, Takayuki Takahashi, Makoto Namioka
  • Patent number: 7073703
    Abstract: An aluminum plate 12 having a purity of 99.5% or more, preferably 99.9% or more, is caused to contact at least one side of a ceramic substrate 10 of aluminum nitride or alumina to be heated at a temperature of 620 to 650° C. in an inert gas to bond the aluminum plate 12 directly to the ceramic substrate 10.
    Type: Grant
    Filed: September 29, 2003
    Date of Patent: July 11, 2006
    Assignee: Dowa Mining Co., Ltd.
    Inventors: Takayuki Takahashi, Hideyo Osanai, Makoto Namioka
  • Patent number: 6997233
    Abstract: To provide a mold capable of manufacturing a metal-ceramic composite member in which a predetermined number of ceramic members are joined onto a large joining metal, the large joining metal being free from swell and shrinkage cavity on the surface thereof and high in dimensional precision. A metal-ceramic composite member 3 according to this embodiment is manufactured in such a manner that a predetermined number of metal-ceramic bonded substrates 30 are placed in a mold main body 11 constituting a mold 1, with a ceramic substrate 31 side thereof facing upward, an atmosphere inside and outside the mold 1 is replaced with an inert gas such as a nitrogen gas from the atmosphere, a molten metal 42 is poured and filled in a first joining portion 14 that is formed by the molten metal main body 11 and an upper container 13 and that has a shrinkage cavity inducing portion 16 on a metal material holding portion side and a shrinkage cavity inducing portion 18 on an air vent side, and the molten metal 42 is cooled.
    Type: Grant
    Filed: September 24, 2003
    Date of Patent: February 14, 2006
    Assignee: Dowa Mining Co., Ltd.
    Inventors: Hideyo Osanai, Susumu Ibaragi, Makoto Namioka
  • Patent number: 6912130
    Abstract: The present invention provides a combined member of aluminum-ceramics. The combined member comprises a ceramic board, a conductive member holding electronic parts thereon, formed on one surface of the ceramic board, and a water cooling jacket of aluminum or aluminum alloy bonded directly on the other surface of the ceramic board.
    Type: Grant
    Filed: September 24, 2003
    Date of Patent: June 28, 2005
    Assignee: Dowa Mining Co., Ltd.
    Inventors: Hideyo Osanai, Makoto Namioka, Ken Iyoda
  • Publication number: 20050084704
    Abstract: There is provided a metal/ceramic bonding substrate having improved reliability to heat cycles, and amethod for producing the same. Inametal/ceramic bonding substrate 10 wherein a circuit forming metal plate 14 is bonded to one side of a ceramic substrate 12 and a radiating metal base plate 16 is bonded to the other side thereof, at least part of the ceramic substrate 12 is embedded in the metal base plate 16. The ceramic substrate 12 is arranged substantially in parallel to the metal base member 16.
    Type: Application
    Filed: October 19, 2004
    Publication date: April 21, 2005
    Inventors: Hideyo Osanai, Takayuki Takahashi, Makoto Namioka
  • Publication number: 20050079329
    Abstract: In a metal/ceramic bonding substrate 10 wherein a circuit forming metal plate 14 is bonded to one side of a ceramic substrate 12 and a radiating metal base plate 16 is bonded to the other side thereof, a difference in level is provided along the entire circumference of the bonding surface of the ceramic substrate 12 to the metal base plate 16. The difference in level is provided by forming at least one of a rising portion 16a and a groove portion 116b on and in the metal base plate 16.
    Type: Application
    Filed: October 12, 2004
    Publication date: April 14, 2005
    Inventors: Hideyo Osanai, Takayuki Takahashi, Makoto Namioka
  • Publication number: 20050063066
    Abstract: An object of the present invention is to provide an anti-glare optical film which reduces in whitening of a screen without sacrificing anti-glare property, and a process for preparing the same. There is provided an anti-glare optical film having irregularities on the surface, wherein a ratio of areas of the surface having an inclination angle of 1° or less is 20% or less, a ratio of areas of the surface having an inclination angle of 5° or more is 20% or less, and a standard deviation of a height of the surface is 0.2 ?m or less. There is also provided a process for preparing an anti-glare optical film, comprising the steps of contacting a glass with an aqueous solution containing hydrogen fluoride to obtain a template which comprises the glass having the surface on which a fine irregular shape is formed so that approximately spherical concave shapes are arranged to be substantially compact, and transferring the irregular shape of the surface of the template onto the surface of a resin film.
    Type: Application
    Filed: August 3, 2004
    Publication date: March 24, 2005
    Inventors: Makoto Namioka, Masato Kuwabara
  • Publication number: 20050060887
    Abstract: There is provided a method for producing a metal/ceramic bonding circuit board, which can form a fine pattern even if a circuit forming metal plate is thick and which can shorten the time required to carry out etching, when a molten metal is caused to contact to a ceramic substrate to be cooled and solidified to bond the circuit forming metal plate to the ceramic substrate to etch the circuit forming metal plate to form a metal circuit plate having a desired circuit pattern. After a molten metal is caused to contact both sides of a ceramic substrate 10 to be cooled and solidified. Thus, a circuit forming metal plate 12 having a shape similar to a desired circuit pattern is bonded to one side of the ceramic substrate 10, and a metal base plate 14 is bonded to the other side thereof. Then, etching resists 16 are printed on the circuit forming metal plate 12 to etch the circuit forming metal plate 12 to form metal circuit plates 12 having the desired circuit pattern.
    Type: Application
    Filed: September 22, 2004
    Publication date: March 24, 2005
    Inventors: Hideyo Osanai, Makoto Namioka, Susumu Ibaraki