Patents by Inventor Osamu Kato

Osamu Kato 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: 20150118553
    Abstract: Current collector, an electrode structure, a non-aqueous electrolyte battery, and an electrical storage device having superior shut down function are provided. According to the present invention, a current collector having a resin layer on at least one side of a conductive substrate is provided. Here, thermoplastic resin particles substantially free of a conductive agent are dispersed in a thermosetting resin base material containing the conductive agent to structure the resin layer; a value of mass ratio given by (thermoplastic resin particles)/(conductive agent) is 0.3 to 1.5; and a value given by (average thickness of conductive agent)/(average thickness of thermoplastic resin particles) is 0.3 to 4.0.
    Type: Application
    Filed: May 10, 2013
    Publication date: April 30, 2015
    Inventors: Osamu Kato, Sohei Saito, Yukiou Honkawa, Mitsuyuki Wasamoto, Tsugio Kataoka, Satoshi Yamabe
  • Publication number: 20150064569
    Abstract: A current collector, an electrode structure, a non-aqueous electrolyte battery, and an electrical storage device capable of achieving superior shut down function, are provided. According to the present invention, a current collector 1 having a resin layer 5 on at least one side of a conductive substrate 3, the resin layer 5 including a fluorine-based resin and conductive particles 11, and having a thickness of 0.3 to 20 ?m, the current collector satisfying at least one of the following characteristics of (1) to (3): (1) average particle diameter of the conductive particles is 0.5 to 25 ?m, and a surface occupying ratio of the conductive particles at the surface of the resin layer is 10 to 50%, (2) resistance of the surface of the resin layer at 20° C. is 1.0 to 10?, and resistance after heating at 220° C. is 200 to 600?, and (3) resistance of the surface of the resin layer at 20° C. is 1.8 to 9.7?, and resistance after heating at 180° C. is 209 to 532?, is provided.
    Type: Application
    Filed: April 2, 2013
    Publication date: March 5, 2015
    Applicants: UACJ CORPORATION, UACJ Foil Corporation
    Inventors: Osamu Kato, Sohei Saito, Yukiou Honkawa, Mitsuyuki Wasamoto, Tsugio Kataoka, Satoshi Yamabe
  • Publication number: 20150050559
    Abstract: The present invention relates to current collectors, electrode structures, non-aqueous electrolyte batteries, and electrical storage devices (electrical double layer capacitors, lithium ion capacitors, and the like) that are capable to realize superior battery characteristics by suitably forming an active material layer by using an aqueous solvent. A current collector having a resin layer on at least one side of a conductive substrate, the resin layer being formed by a composition for current collector including an acryl-based resin containing acrylic acid ester and acryl amide or derivatives thereof as a main component; melamine or derivatives thereof; and carbon particles, is provided.
    Type: Application
    Filed: April 12, 2013
    Publication date: February 19, 2015
    Applicants: UACJ Corporation, UACJ Foil Corporation
    Inventors: Osamu Kato, Sohei Saito, Yukiou Honkawa, Mitsuyuki Wasamoto, Tsugio Kataoka, Satoshi Yamabe
  • Publication number: 20150043504
    Abstract: Provided is a wireless base station device capable of allocating radio resources with high accuracy. The wireless base station device includes a radio resource allocation unit that allocates radio resources to a wireless communication device, and a priority setting unit that sets a priority of a frequency for allocating the radio resources by the radio resource allocation unit, depending on an allocation amount of the radio resources for each frequency allocated by the radio resource allocation unit.
    Type: Application
    Filed: October 24, 2014
    Publication date: February 12, 2015
    Inventor: Osamu KATO
  • Publication number: 20140317466
    Abstract: A device receives reception packets including information packets that contains information symbols and check packets that contains check symbols and divides each packet into a plurality of symbols, that configure FEC codes, detects whether each packet of the reception packets is a normal reception packet or an abnormal reception packet, generates a plurality of FEC decode candidates configured by a normal symbol included in the normal reception packet and an uncertain symbol included in the abnormal reception packet and generated to have the uncertain symbol different from one another for each of the FEC codes and performs a first error correction on the plurality of FEC decode candidates, and corrects the FEC codes based on consistent results of the first error correction among a plurality of results of the first error correction that is performed on the plurality of FEC decode candidates.
    Type: Application
    Filed: May 30, 2014
    Publication date: October 23, 2014
    Applicant: PANASONIC CORPORATION
    Inventor: Osamu KATO
  • Publication number: 20140315095
    Abstract: A current collector with improved electrochemical stability having a conductive resin layer formed thereon is provided. The current collector 3 of the present embodiment is structured by forming a conductive resin layer 1 on at least one side of a conductive substrate 2. Here, the conductive resin layer 1 contains an acryl-based resin or a soluble nitrocellulose-based resin, and a conductive material. The current collector 3 has a maximum current response of 10 ?A/cm2 or lower, when the current response is measured under conditions that the current collector is placed in a nonaqueous electrolyte solution at an electrode potential of +3V to +4.5V versus a lithium reference electrode.
    Type: Application
    Filed: July 27, 2012
    Publication date: October 23, 2014
    Applicants: UACJ FOIL CORPORATION, UACJ CORPORATION
    Inventors: Yukiou Honkawa, Osamu Kato, Sohei Saito, Mitsuyuki Wasamoto, Tsugio Kataoka
  • Publication number: 20140315094
    Abstract: A current collector which is suitable for discharging and charging at a large current density is provided. The present invention provides a current collector including a conductive substrate and a conductive resin layer provided on one side or both sides of the conductive substrate. The conductive resin layer contains a soluble nitrocellulose-based resin and a conductive material.
    Type: Application
    Filed: July 29, 2011
    Publication date: October 23, 2014
    Applicants: UACJ FOIL CORPORATION, UACJ CORPORATION
    Inventors: Osamu Kato, Sohei Saito, Yukiou Honkawa, Mitsuyuki Wasamoto, Kenichi Kadowaki, Tsugio Kataoka
  • Publication number: 20140293945
    Abstract: A radio base station apparatus allocates a white space frequency to a wireless communication apparatus, and includes a radio resource allocating unit that allocates to the wireless communication apparatus a first white space frequency that the radio station apparatus allocates to another wireless communication apparatus, among a plurality of white space frequencies, according to an allocation request for a communication frequency from the wireless communication apparatus.
    Type: Application
    Filed: October 31, 2012
    Publication date: October 2, 2014
    Inventor: Osamu Kato
  • Publication number: 20140255788
    Abstract: An object of the present invention is to provide a current collector which includes an aluminum alloy foil for electrode current collector, with high electrical conductivity and high strength after a drying process performed after application of an active material. According to the present invention, provided is a current collector including a conductive substrate and a resin layer provided on one side or both sides of the conductive substrate, wherein: the conductive substrate is an aluminum alloy foil containing 0.03 to 1.0 mass % (hereinafter mass % is referred to as %) of Fe, 0.01 to 0.3% of Si, 0.0001 to 0.2% of Cu, with the rest being Al and unavoidable impurities, an aluminum alloy foil after a final cold rolling having a tensile strength of 180 MPa or higher, a 0.2% yield strength of 160 MPa or higher, and an electrical conductivity of 58% IACS or higher; an aluminum alloy foil after performing a heat treatment at 120° C. for 24 hours, at 140° C. for 3 hours, or at 160° C.
    Type: Application
    Filed: July 29, 2011
    Publication date: September 11, 2014
    Applicants: UACJ FOIL CORPORATION, UACJ CORPORATION
    Inventors: Masakuzu Seki, Osamu Kato, Sohei Saito, Yukiou Honkawa, Satoshi Suzuki, Koichi Ashizawa, Mitsuyuki Wasamoto, Kenichi Kadowaki, Kenji Yamamoto
  • Publication number: 20140219251
    Abstract: A communication terminal includes a communication unit to be connected to a first base station and a second base station in different communication protocols, and an encoder which encodes data at an encoding rate determined according to the first base station or the second base station for each predetermined time T and outputs the encoded data to the communication unit. When a connection destination is changed from the first base station to the second base station in a period when the communication unit is being connected to the first base station, the communication unit transmits change information to the encoder before the change of the connection to the second base station is completed. The encoder changes the encoding rate determined according to the first base station to the encoding rate determined according to the second base station when received the change information.
    Type: Application
    Filed: April 18, 2014
    Publication date: August 7, 2014
    Applicant: Panasonic Corporation
    Inventor: Osamu Kato
  • Patent number: 8792923
    Abstract: In a radio communication system that conducts a communication between a radio base station and a radio communication terminal, the radio base station and the radio communication terminal conduct communication though traffic in a shared frequency utilizing white space in addition to a dedicated frequency allocated to the radio communication system. The traffic through which the communication is established between the radio base station and the radio communication terminal includes first traffic whose bandwidth is guaranteed and second traffic whose bandwidth is not guaranteed. Radio resources of the dedicated frequency are allocated to the first traffic and radio resources of the shared frequency are allocated to the second traffic.
    Type: Grant
    Filed: December 14, 2011
    Date of Patent: July 29, 2014
    Assignee: Panasonic Corporation
    Inventor: Osamu Kato
  • Publication number: 20140178766
    Abstract: Provided is a technique to confirm the performance of the conductive resin layer of a current collector without actually preparing an electrode structure, a non-aqueous electrolyte battery, an electrical double layer capacitor, a lithium ion capacitor, or an electrical storage device, and to confirm the performance of the conductive resin layer easily with high accuracy by a non-destructive test. A current collector includes a conductive substrate and a resin layer possessing conductivity, the resin layer being formed on at least one side of the conductive substrate. The resin layer possessing conductivity contains a resin and a conductive material containing carbon as a main component. When the color tone of the surface of the resin layer possessing conductivity is specified with L*a*b* color system, L* is 60 or lower, a* is ?1.0 to 1.0, and b* is ?1.0 to 3.0.
    Type: Application
    Filed: July 27, 2012
    Publication date: June 26, 2014
    Applicants: UACJ FOIL CORPORATION, UACJ CORPORATION
    Inventors: Osamu Kato, Sohei Saito, Yukiou Honkawa, Mitsuyuki Wasamoto, Kenichi Kadowaki, Satoshi Yamabe
  • Publication number: 20140170488
    Abstract: An object of the present invention is to provide a current collector which can decrease the internal resistance of a non-aqueous electrolyte battery, be used suitably for a non-aqueous electrolyte battery such as a lithium ion secondary battery and the like or for an electrical storage device such as a lithium ion capacitor and the like, and improve high rate characteristics. According to the present invention, a current collector which is structured by forming a resin layer possessing conductivity on at least one side of a conductive substrate is provided. The resin layer contains a chitosan-based resin and a conductive material, and the water contact angle of the surface of the resin layer measured by ?/2 method in a thermostatic chamber at 23° C. is 5 degrees or more and 60 degrees or less. In addition, an electrode structure, a non-aqueous electrolyte battery, and an electrical storage device which use the current collector are provided.
    Type: Application
    Filed: July 27, 2012
    Publication date: June 19, 2014
    Applicants: UACJ FOIL CORPORATION, UACJ CORPORATION
    Inventors: Osamu Kato, Sohei Saito, Yukiou Honkawa, Mitsuyuki Wasamoto, Kenichi Kadowaki, Satoshi Yamabe
  • Publication number: 20140162122
    Abstract: An object of the present invention is to improve an adhesion between the surface of a conductive resin layer and an active material, which are provided to a current collector. Another object of the present invention is to improve a high rate characteristics or electrode lifetime of a non-aqueous electrolyte battery, an electrical double layer capacitor, a lithium ion capacitor and the like which uses the current collector. A current collector prepared by forming a resin layer possessing conductivity on a conductive substrate, is provided. A surface roughness Ra of the resin layer possessing conductivity is 0.1 ?m or higher and 1.0 ?m or lower. In addition, when a coating thickness of the resin layer possessing conductivity is taken as t [?m] and the average angle of inclination of the resin layer surface is taken as ?a [degree], (?)t+0.5??a?(?)t+10 is met.
    Type: Application
    Filed: July 27, 2012
    Publication date: June 12, 2014
    Applicants: UACJ FOIL CORPORATION, UACJ CORPORATION
    Inventors: Osamu Kato, Sohei Saito, Yukiou Honkawa, Mitsuyuki Wasamoto, Kenichi Kadowaki, Satoshi Yamabe
  • Publication number: 20140073129
    Abstract: Disclosed herein is a semiconductor device including a semiconductor substrate, a wiring layer formed above the semiconductor substrate, a through-hole electrode extending from the bottom surface of the semiconductor substrate to the wiring layer, a bottom surface wiring provided, at the bottom surface of the semiconductor substrate such that the bottom surface wiring is connected to the through-hole electrode, and an external terminal connected to the bottom surface wiring. The bottom surface wiring has a greater film thickness than a film thickness of the through-hole electrode at least a portion of the bottom surface wiring including a connection part between the bottom surface wiring and the external terminal.
    Type: Application
    Filed: September 16, 2013
    Publication date: March 13, 2014
    Applicant: Lapis Semiconductor Co., Ltd.
    Inventor: Osamu KATO
  • Publication number: 20140035139
    Abstract: To prevent cracking in a passivation film by oxidation of an antireflection film, a semiconductor device includes a metal wiring layer for a pad, an insulating layer which is provided so as to cover the metal wiring layer and which includes an opening portion from which a part of a surface of the metal wiring layer is exposed. The metal wiring layer includes a first metal layer, and a second metal layer which is provided over the first metal layer except for the opening portion and which is thinner than the first metal layer. The metal wiring layer has a groove portion in a predetermined region except for the opening portion. The first metal layer protrudes, in an eaves shape, to the groove portion. The second metal layer on a side wall inside the groove portion is thinner than the second metal layer outside the groove portion.
    Type: Application
    Filed: June 5, 2013
    Publication date: February 6, 2014
    Inventor: Osamu KATO
  • Patent number: 8597749
    Abstract: A high solid type paint composition comprising (A) a main component containing a semi-solid state bisphenol type epoxy resin (a1) wherein the epoxy equivalent weight of the epoxy resin is 250 to 300, and (B) a curing component containing an epoxy adduct of xylylenediamine (b1) and an epoxy adduct of polyamide (b2), wherein the epoxy adduct of polyamide (b2) is contained at 50 to 200 parts by weight per 100 parts by weight of the epoxy adduct of xyleylenediamine (b1 ). The anticorrosive coating composition is excellent in drying properties during coating, and capable of forming a coating film having excellent oil resistance, solvent resistance, chemical resistance and anticorrosive properties.
    Type: Grant
    Filed: March 8, 2007
    Date of Patent: December 3, 2013
    Assignee: Chugoku Marine Paints, Ltd.
    Inventor: Osamu Kato
  • Patent number: 8558387
    Abstract: Disclosed herein is a semiconductor device including a semiconductor substrate, a wiring layer formed above the semiconductor substrate, a through-hole electrode extending from the bottom surface of the semiconductor substrate to the wiring layer, a bottom surface wiring provided at the bottom surface of the semiconductor substrate such that the bottom surface wiring is connected to the through-hole electrode, and an external terminal connected to the bottom surface wiring. The bottom surface wiring has a greater film thickness than a film thickness of the through-hole electrode at least a portion of the bottom surface wiring including a connection part between the bottom surface wiring and the external terminal.
    Type: Grant
    Filed: October 29, 2010
    Date of Patent: October 15, 2013
    Assignee: Lapis Semiconductor Co., Ltd.
    Inventor: Osamu Kato
  • Publication number: 20120313094
    Abstract: A semiconductor device which uses a semiconductor substrate having a TEG pattern to reduce defects induced by dicing. The semiconductor device includes a semiconductor substrate which is to be or has been divided into individual semiconductor chips by dicing; an interlayer insulating layer formed over the semiconductor substrate; a seal ring provided in the interlayer insulating layer and formed along the periphery of the semiconductor chip; and a TEG wiring having one end coupled to the seal ring and the other end extending toward an end face of the periphery of the semiconductor chip.
    Type: Application
    Filed: May 15, 2012
    Publication date: December 13, 2012
    Applicant: RENESAS ELECTRONICS CORPORATION
    Inventor: Osamu KATO
  • Patent number: RE45312
    Abstract: An assignment section 101 determines communication resource assignment to communication terminals based on a transmission rate at which communication is possible for each subcarrier of each communication terminal, and instructs a buffer section 102 to output forward transmission data. In addition, the assignment section 101 instructs a frame creation section 103 to perform forward transmission data symbolization, and also outputs a signal indicating communication resource assignment to each communication terminal. The buffer section 102 holds forward transmission data, and outputs forward transmission data to the frame creation section 103 in accordance with instructions from the assignment section 101. The frame creation section 103 symbolizes a resource assignment signal and transmission data to create a frame, which it outputs to a spreading section 104.
    Type: Grant
    Filed: July 3, 2012
    Date of Patent: December 30, 2014
    Assignee: Panasonic Intellectual Property Corporation of America
    Inventors: Atsushi Sumasu, Osamu Kato, Mitsuru Uesugi, Yoshiko Saito, Toyoki Ue, Junichi Aizawa, Keiichi Kitagawa, Toshiyuki Uehara, Guizeng Shi