Patents by Inventor Akiko Matsumura

Akiko Matsumura 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: 8310714
    Abstract: A print control apparatus includes an input unit configured to input a binding position of sheets related to a binding processing for the sheets on each of which an image is printed based on print data, a setting unit configured to set a printing position of an auxiliary image of transparent color to be printed with the image that is printed based the print data, according to the binding position of the sheets input by the input unit, and a print control unit configured, based on the printing position of the auxiliary image set by the setting unit, to control printing of the auxiliary image.
    Type: Grant
    Filed: May 21, 2009
    Date of Patent: November 13, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Akiko Matsumura
  • Publication number: 20090290170
    Abstract: A print control apparatus includes an input unit configured to input a binding position of sheets related to a binding processing for the sheets on each of which an image is printed based on print data, a setting unit configured to set a printing position of an auxiliary image of transparent color to be printed with the image that is printed based the print data, according to the binding position of the sheets input by the input unit, and a print control unit configured, based on the printing position of the auxiliary image set by the setting unit, to control printing of the auxiliary image.
    Type: Application
    Filed: May 21, 2009
    Publication date: November 26, 2009
    Applicant: CANON KABUSHIKI KAISHA
    Inventor: Akiko Matsumura
  • Patent number: 7487586
    Abstract: A process for semiconductor device production by which the reliability of connection with bumps can be easily heightened with higher certainty. The process for producing a semiconductor device comprising a substrate having bumps formed thereon, comprises covering the bumps with an adhesive film which has a modulus of elasticity (?55° C.) of from 100 MPa to 5 GPa and has a thickness corresponding to from 5 to 40% of the height of the bumps, and then disposing the adhesive film on the substrate so that the bumps pierce through the adhesive film and come to protrude therefrom.
    Type: Grant
    Filed: December 18, 2003
    Date of Patent: February 10, 2009
    Assignee: Nitto Denko Corporation
    Inventors: Akiko Matsumura, Yuji Hotta
  • Patent number: 7018718
    Abstract: An adhesive film for underfill excellent in relaxation effect of the stress generated in the above semiconductor element and the wiring circuit board and in the connecting electrode parts and also excellent in reliability of electrical connection between the semiconductor element and the wiring circuit board.
    Type: Grant
    Filed: March 25, 2004
    Date of Patent: March 28, 2006
    Assignee: Nitto Denko Corporation
    Inventors: Akiko Matsumura, Kazuki Uwada, Naoki Sadayori, Yuji Hotta
  • Publication number: 20050049385
    Abstract: The present invention provides a thermosetting resin which has a tensile modulus after cure of from 0.001 to 1 GPa at 35° C. and which has a resin flow rate before cure under heat and pressure at 150° C. and 2.94×10?1 MPa of from 5 to 50%.
    Type: Application
    Filed: August 27, 2004
    Publication date: March 3, 2005
    Inventors: Kazuki Uwada, Yuji Hotta, Akiko Matsumura
  • Patent number: 6846550
    Abstract: An adhesive film for underfill which relaxes the stress formed in the wiring circuit substrate, semiconductor element and electrode parts for connection. The adhesive film is a quickly hardening type, and forms a highly heat resistant sealing resin layer quickly between the wiring circuit substrate and semiconductor element of a semiconductor device.
    Type: Grant
    Filed: November 12, 2003
    Date of Patent: January 25, 2005
    Assignee: Nitto Denko Corporation
    Inventors: Akiko Matsumura, Kazuki Uwada, Naoki Sadayori, Yuji Hotta
  • Publication number: 20040178423
    Abstract: An adhesive film for underfill excellent in relaxation effect of the stress generated in the above semiconductor element and the wiring circuit board and in the connecting electrode parts and also excellent in reliability of electrical connection between the semiconductor element and the wiring circuit board.
    Type: Application
    Filed: March 25, 2004
    Publication date: September 16, 2004
    Applicant: NITTO DENKO CORPORATION
    Inventors: Akiko Matsumura, Kazuki Uwada, Naoki Sadayori, Yuji Hotta
  • Publication number: 20040140482
    Abstract: A semiconductor device which comprises a substrate and a semiconductor element mounted thereon through bumps by the so-called flip chip method, and in which the semiconductor element has been encapsulated more easily and with higher certainty. A semiconductor device comprising a substrate and a semiconductor element mounted thereon through bumps, wherein the semiconductor element has been encapsulated by coating the back and the edges of the semiconductor element with a thermosetting sheet material having tackiness. Preferably, the tackiness of the sheet material as measured at time of use is from 2 to 15 in terms of ball tack.
    Type: Application
    Filed: January 8, 2004
    Publication date: July 22, 2004
    Applicant: NITTO DENKO CORPORATION
    Inventors: Kazuyuki Kuwada, Kazuki Uwada, Yuji Hotta, Akiko Matsumura
  • Publication number: 20040123456
    Abstract: A process for semiconductor device production by which the reliability of connection with bumps can be easily heightened with higher certainty. The process for producing a semiconductor device comprising a substrate having bumps formed thereon, comprises covering the bumps with an adhesive film which has a modulus of elasticity (−55° C.) of from 100 MPa to 5 GPa and has a thickness corresponding to from 5 to 40% of the height of the bumps, and then disposing the adhesive film on the substrate so that the bumps pierce through the adhesive film and come to protrude therefrom.
    Type: Application
    Filed: December 18, 2003
    Publication date: July 1, 2004
    Applicant: NITTO DENKO CORPORATION
    Inventors: Akiko Matsumura, Yuji Hotta
  • Publication number: 20040096633
    Abstract: An adhesive film for underfill which relaxes the stress formed in the wiring circuit substrate, semiconductor element and electrode parts for connection. The adhesive film is a quickly hardening type, and forms a highly heat resistant sealing resin layer quickly between the wiring circuit substrate and semiconductor element of a semiconductor device.
    Type: Application
    Filed: November 12, 2003
    Publication date: May 20, 2004
    Applicant: NITTO DENKO CORPORATION
    Inventors: Akiko Matsumura, Kazuki Uwada, Naoki Sadayori, Yuji Hotta
  • Patent number: 6709606
    Abstract: An anisotropic conductive film 1 comprising an insulating film 2 and plural conductive paths (3, 4), wherein the plural conductive paths are insulated from each other and penetrate the insulating film 2 in the thickness direction of the film, with both ends of the paths being exposed on both surfaces of the insulating film, and wherein a conductive path 3 capable of contact with an electrode 12 of a semiconductor element 11 and a circuit 14 of a circuit board 13 has at least one end protruding more than an end on the same side of a conductive path incapable of contact with the electrode and the circuit. The ACF of the present invention can prevent a conductive path not involved in electrical connection from being in contact with a part other than an electrode of a semiconductor element and/or a part other than a circuit of a circuit board.
    Type: Grant
    Filed: April 17, 2002
    Date of Patent: March 23, 2004
    Assignee: Nitto Denko Corporation
    Inventors: Akiko Matsumura, Miho Yamaguchi, Yuji Hotta
  • Patent number: 6652688
    Abstract: A process for producing a semiconductor wafer having an adhesive film, by adhering an adhesive film onto a bump-formed surface of a semiconductor wafer having formed thereon bumps with a predetermined arrangement, which comprises: determining a particular arrangement axis direction in which intervals between adjacent linear arrangement axes connecting the bumps becomes the shortest; and adhering the adhesive film in the direction substantially at a right angle with the determined arrangement axis direction, so as to markedly reduce voids included in the adhesion surface upon adhering an adhesive film such as underfill onto a semiconductor wafer.
    Type: Grant
    Filed: June 24, 2002
    Date of Patent: November 25, 2003
    Assignee: Nitto Denko Corporation
    Inventors: Akiko Matsumura, Yuji Hotta, Sadahito Misumi
  • Publication number: 20030068841
    Abstract: A process of producing a semiconductor device comprises the steps of:
    Type: Application
    Filed: September 25, 2002
    Publication date: April 10, 2003
    Applicant: NITTO DENKO CORPORATION
    Inventors: Akiko Matsumura, Sadahito Misumi, Yuji Hotta
  • Patent number: 6538309
    Abstract: A semiconductor device comprising an anisotropic conductive film and a semiconductor element, wherein the film is bonded to the element on the side comprising an electrode, such that the electrode is electrically connectable to an external circuit via a conductive path in the film. According to the present invention, a conventional mounting apparatus can be used for mounting a chip via ACF. Consequently, the productivity of the mounting process for producing a mounted structure of semiconductor element/ACF/circuit board can be improved.
    Type: Grant
    Filed: March 29, 2000
    Date of Patent: March 25, 2003
    Assignee: Nitto Denko Corporation
    Inventors: Yuji Hotta, Miho Yamaguchi, Akiko Matsumura
  • Publication number: 20030034128
    Abstract: A process for producing a semiconductor wafer having an adhesive film, by adhering an adhesive film onto a bump-formed surface of a semiconductor wafer having formed thereon bumps with a predetermined arrangement, which comprises: determining a particular arrangement axis direction in which intervals between adjacent linear arrangement axes connecting the bumps becomes the shortest; and adhering the adhesive film in the direction substantially at a right angle with the determined arrangement axis direction, so as to markedly reduce voids included in the adhesion surface upon adhering an adhesive film such as underfill onto a semiconductor wafer.
    Type: Application
    Filed: June 24, 2002
    Publication date: February 20, 2003
    Applicant: NITTO DENKO CORPORATION
    Inventors: Akiko Matsumura, Yuji Hotta, Sadahito Misumi
  • Patent number: 6492484
    Abstract: A polycarbodiimide represented by the formula (I): wherein R1 is an alkylene group having 2 to 10 carbon atoms, R2 is a divalent aromatic group, R3 is a monovalent aromatic group, k is 0 or an integer of 1 to 30, m is an integer of 2 to 100, and n is 0 or an integer of 1 to 30, a process for preparing the same and uses of the polycarbodiimide. The polycarbodiimide is favorably used in the form of films such as adhesive films for die bonding and adhesive films for underfilling, which can be used in semiconductor devices.
    Type: Grant
    Filed: August 30, 2001
    Date of Patent: December 10, 2002
    Assignee: Nitto Denko Corporation
    Inventors: Sadahito Misumi, Yuji Hotta, Akiko Matsumura
  • Publication number: 20020111055
    Abstract: An anisotropic conductive film 1 comprising an insulating film 2 and plural conductive paths (3, 4), wherein the plural conductive paths are insulated from each other and penetrate the insulating film 2 in the thickness direction of the film, with both ends of the paths being exposed on both surfaces of the insulating film, and wherein a conductive path 3 capable of contact with an electrode 12 of a semiconductor element 11 and a circuit 14 of a circuit board 13 has at least one end protruding more than an end on the same side of a conductive path incapable of contact with the electrode and the circuit. The ACF of the present invention can prevent a conductive path not involved in electrical connection from being in contact with a part other than an electrode of a semiconductor element and/or a part other than a circuit of a circuit board.
    Type: Application
    Filed: April 17, 2002
    Publication date: August 15, 2002
    Applicant: NITTO DENKO CORPORATION
    Inventors: Akiko Matsumura, Miho Yamaguchi, Yuji Hotta
  • Patent number: 6394821
    Abstract: An anisotropic conductive film 1 comprising an insulating film 2 and plural conductive paths (3, 4), wherein the plural conductive paths are insulated from each other and penetrate the insulating film 2 in the thickness direction of the film, with both ends of the paths being exposed on both surfaces of the insulating film, and wherein a conductive path 3 capable of contact with an electrode 12 of a semiconductor element 11 and a circuit 14 of a circuit board 13 has at least one end protruding more than an end on the same side of a conductive path incapable of contact with the electrode and the circuit. The ACF of the present invention can prevent a conductive path not involved in electrical connection from being in contact with a part other than an electrode of a semiconductor element and/or a part other than a circuit of a circuit board.
    Type: Grant
    Filed: May 17, 2000
    Date of Patent: May 28, 2002
    Assignee: Nitto Denko Corporation
    Inventors: Akiko Matsumura, Miho Yamaguchi, Yuji Hotta
  • Publication number: 20020055606
    Abstract: A polycarbodiimide represented by the formula (I): 1
    Type: Application
    Filed: August 30, 2001
    Publication date: May 9, 2002
    Inventors: Sadahito Misumi, Yuji Hotta, Akiko Matsumura
  • Patent number: 6248857
    Abstract: An aromatic polycarbodiimide comprising a structure represented by the following formula (1) has excellent low moisture resistance, heat resistance and a low dielectric constant: wherein Q is one selected from the group consisting of —CH2—, m is 0 or 1, A is a divalent organic group having 4 or less carbon atoms, Ph is a phenyl group, X's are a hydrogen atom when Q is and the same or different halogen atoms when Q is —CH2—, and n is an integer of 2 to 300.
    Type: Grant
    Filed: September 23, 1999
    Date of Patent: June 19, 2001
    Assignee: Nitto Denko Corporation
    Inventors: Sadahito Misumi, Akiko Matsumura, Amane Mochizuki, Michio Satsuma, Michie Sakamoto