Patents by Inventor Shigeo Ashizawa

Shigeo Ashizawa 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: 8947208
    Abstract: An IC tag searching apparatus capable of changing the shape of its searching board in a simple manner in accordance with the situations of a location to be searched, said location includes wide to narrow areas and areas in the corners, at the time of searching the positions of wireless IC tags those which are embedded in a concrete construction and the like, efficiently detecting the positions of the embedded wireless IC tags and performing reading and writing of information from/to the wireless IC tags is provided. The IC tag searching apparatus 10 according to the present invention comprises a plurality of plate members 2, 3 each having an antenna built-in, said plate members may be joined with each other in a direction of those flat surfaces, respectively, a joining means provided to the plate members having an antenna built-in and information transmission/reception section 11 for performing data transmission/reception between the plate member having an antenna built-in and the R/W main body 9.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: February 3, 2015
    Assignee: Mitomo Corporation
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Patent number: 8797147
    Abstract: An upright type apparatus for embedding wireless IC tags, the upright apparatus including: a vibration alignment unit for aligning the wireless IC tags in the same direction by applying a vibrating force to the wireless IC tags; a separating unit for separating the wireless IC tags aligned by the vibration alignment unit and dropping the separated wireless IC tags one by one into a vertically-dropping passage; a plurality of IC tag processing units disposed along the vertically-dropping passage in a vertical direction; a plurality of IC tag pressure feeding sections disposed at a lateral side of the plurality of IC tag processing units, respectively; and a defective wireless IC tag reception section provided beneath the vertically-dropping passage.
    Type: Grant
    Filed: May 9, 2011
    Date of Patent: August 5, 2014
    Assignee: Mitomo Corporation
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Patent number: 8514060
    Abstract: The present invention is aimed at providing a wireless identification tag which can save information with high reliability that is free from the possibility of being lost or falsified, is not broken or melt in the concrete, can expand directionality of an antenna, be distributed in a cement product to be in an appropriate condition for radio communication, and has good adhesion and affinity with cement or the like. A wireless identification tag 1 mixed in a cement product in the manufacturing procedure thereof in which cement, an aggregate, water, or the like are mixed including a protection body 2 incorporating the wireless identification tag 1 having an antenna portion which can write/read information by radio communication, wherein a concave portion 3 is provided on the surface of the protection body.
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: August 20, 2013
    Assignee: Mitomo Corporation
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Publication number: 20130162410
    Abstract: An IC tag searching apparatus capable of changing the shape of its searching board in a simple manner in accordance with the situations of a location to be searched, said location includes wide to narrow areas and areas in the corners, at the time of searching the positions of wireless IC tags those which are embedded in a concrete construction and the like, efficiently detecting the positions of the embedded wireless IC tags and performing reading and writing of information from/to the wireless IC tags is provided. The IC tag searching apparatus 10 according to the present invention comprises a plurality of plate members 2, 3 each having an antenna built-in, said plate members may be joined with each other in a direction of those flat surfaces, respectively, a joining means provided to the plate members having an antenna built-in and information transmission/reception section 11 for performing data transmission/reception between the plate member having an antenna built-in and the R/W main body 9.
    Type: Application
    Filed: May 9, 2011
    Publication date: June 27, 2013
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Patent number: 8405493
    Abstract: The present invention provides an apparatus for embedding wireless IC tags in an object to be embedded with wireless IC tags. The apparatus for embedding wireless IC tags including: an alignment unit for aligning the wireless IC tags in the same direction by applying a vibrating force to the wireless IC tags; a distribution unit for distributing the wireless IC tags to a plurality of passages; a radio communication unit for performing, through radio communication, data writing and/or reading to/from the wireless IC tags; and a wireless IC tag embedding unit for embedding the wireless IC tags into an object to be embedded with wireless IC tags by applying air pressure to the wireless IC tags.
    Type: Grant
    Filed: July 23, 2010
    Date of Patent: March 26, 2013
    Assignee: Mitomo Corporation
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Publication number: 20130015960
    Abstract: An apparatus and a wireless IC tag communication system capable of securely writing and reading data to/from a wireless IC tag through relatively long distance communication are provided. The wireless IC tag communication system comprises a reader/writer for reading and writing data from/to a wireless IC tag via radio communication and a wireless IC tag constituted by mounting a memory section and an antenna section on a substrate, said reader/writer is adapted to output radio waves at a first frequency for electrically activating the wireless IC tag and radio waves at a second frequency for writing and reading data, said second frequency is different from said first frequency, to thereby electrically activate the wireless IC tag with said radio waves at a first frequency and execute data writing and reading with said radio waves at a second frequency.
    Type: Application
    Filed: July 23, 2010
    Publication date: January 17, 2013
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Publication number: 20120274453
    Abstract: An upright type apparatus for charging wireless IC tags, which requires a less grounding area, may be set at a free position away from a mixing vessel used for mixing/kneading wireless IC tags with the object to be charged, and can charge a number of wireless IC tags to the mixing vessel securely and within a short time is provided.
    Type: Application
    Filed: May 9, 2011
    Publication date: November 1, 2012
    Applicant: MITOMO CORPORATION
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Publication number: 20120199658
    Abstract: The present invention is aimed at providing a wireless identification tag which can save information with high reliability that is free from the possibility of being lost or falsified, is not broken or melt in the concrete, can expand directionality of an antenna, be distributed in a cement product to be in an appropriate condition for radio communication, and has good adhesion and affinity with cement or the like. A wireless identification tag 1 mixed in a cement product in the manufacturing procedure thereof in which cement, an aggregate, water, or the like are mixed including a protection body 2 incorporating the wireless identification tag 1 having an antenna portion which can write/read information by radio communication, wherein a concave portion 3 is provided on the surface of the protection body.
    Type: Application
    Filed: February 24, 2012
    Publication date: August 9, 2012
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Publication number: 20120098648
    Abstract: The present invention provides a data processing and charging apparatus for wireless IC tags, which can align wireless IC tags in a given direction to supply/feed them to a data writing/reading unit, can eliminate information writing errors and reading errors, can be placed to a desired place being distant from the mixing/kneading tank for receiving the object to be charged with wireless IC tags, and can securely charge wireless IC tags to the object to be charged without causing blockade at the charging inlet.
    Type: Application
    Filed: July 23, 2010
    Publication date: April 26, 2012
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Publication number: 20120092138
    Abstract: The present invention is aimed at providing an apparatus to firmly write data to wireless IC tags and to charge wireless IC tags having been written with data to the object to be charged. The data writing apparatus 1 includes a radio communication means 2 for writing data to wireless IC tags 8 through radio communication and a wireless IC tag charging member 3 for charging the wireless IC tags 8 having been written with data to the object to be charged with wireless IC tags 9 being received in a mixing/kneading tank 91 in the liquid, viscous or semisolid state, and is characterized in that said radio communication means 2 writes data to the wireless IC tags 8 and the wireless IC tags 8 having been written with data are charged to said object to be charged with wireless IC tags 9 through said wireless IC tag charging member 3.
    Type: Application
    Filed: July 23, 2010
    Publication date: April 19, 2012
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Patent number: 8149121
    Abstract: The present invention is aimed at providing a wireless identification tag which can save information with high reliability that is free from the possibility of being lost or falsified, is not broken or melt in the concrete, can expand directionality of an antenna, be distributed in a cement product to be in an appropriate condition for radio communication, and has good adhesion and affinity with cement or the like. A wireless identification tag 1 mixed in a cement product in the manufacturing procedure thereof in which cement, an aggregate, water, or the like are mixed including a protection body 2 incorporating the wireless identification tag 1 having an antenna portion which can write/read information by radio communication, wherein a concave portion 3 is provided on the surface of the protection body.
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: April 3, 2012
    Assignee: Mitomo Corporation
    Inventors: Kikuo Kaga, Shigeo Ashizawa, Yasuo Kano
  • Publication number: 20110115613
    Abstract: A wireless IC tag 1 attached to or embedded in a concrete structural object 11 including a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth, a temperature sensor 4, a Ph sensor 5, and a distortion sensor 6 which are mounted on a substrate 2. At least any one of temperature data of the structural object measured by the temperature sensor 4, hydrogen-ion exponent data of the structural object measured by the Ph sensor 5, and distortion data of the structural object measured by the distortion sensor 6 is saved in the ferroelectric memory.
    Type: Application
    Filed: October 6, 2009
    Publication date: May 19, 2011
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Publication number: 20110109443
    Abstract: A wireless IC tag to and from which data can be written and read between a writing/reading apparatus by way of wireless communication, wherein a ferroelectric memory using a ferroelectric having a power source unit for receiving a radio wave from outside and for generating an electric current by resonating with the radio wave and an antenna unit for carrying out wireless communication in a predetermined frequency bandwidth, and a UHF band communication antenna chip for receiving a radio wave of a UHF bandwidth are connected to be mounted on a substrate so that communication in a frequency band longer than the UHF band is carried out by the antenna unit of the ferroelectric memory and data is saved in the ferroelectric memory, and at the same time communication in the UHF band is carried out by the UHF band communication antenna chip and the data is saved in the ferroelectric memory.
    Type: Application
    Filed: October 6, 2009
    Publication date: May 12, 2011
    Inventors: Kikuo Kaga, Shigeo Ashizawa
  • Patent number: 7804406
    Abstract: A quality control system of concrete and cement products is provided in which the manufacturing information on cement products of mortar or concrete can be checked at any time, the reliability is such that there is no possibility of the recorded information being lost or falsified, there is no possibility of damage in concrete, and the directivity of the sensitivity of an antenna can be broadened.
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: September 28, 2010
    Assignee: Mitomo Corporation
    Inventors: Kikuo Kaga, Shigeo Ashizawa, Yasuo Kano
  • Publication number: 20090289765
    Abstract: The present invention is aimed at providing a wireless identification tag which can save information with high reliability that is free from the possibility of being lost or falsified, is not broken or melt in the concrete, can expand directionality of an antenna, be distributed in a cement product to be in an appropriate condition for radio communication, and has good adhesion and affinity with cement or the like. A wireless identification tag 1 mixed in a cement product in the manufacturing procedure thereof in which cement, an aggregate, water, or the like are mixed including a protection body 2 incorporating the wireless identification tag 1 having an antenna portion which can write/read information by radio communication, wherein a concave portion 3 is provided on the surface of the protection body.
    Type: Application
    Filed: November 24, 2008
    Publication date: November 26, 2009
    Inventors: Kikuo Kaga, Shigeo Ashizawa, Yasuo Kano
  • Publication number: 20080191840
    Abstract: An object of the present invention is to provide a tire which can record and read data per tire including type, serial number, specification, manufacture date, and use history at each step of manufacture, distribution and maintenance. The tire 1 comprises a first wireless IC tag 3 provided inside the tire and can write/read information by radio communication, and a second wireless IC tag 4 which can write information at the steps of manufacturing the tire and distributing the tire by radio communication and read this written information by radio communication and which is traceable for manufacture control and distribution control, a tire condition detecting sensor 5 also provided inside the tire and detecting at least one among temperature, rotation, oscillation, stress and pressure which are applied to the tire, and a control section 6 provided inside the carcass structure 2 of the tire and sending the data detected by the tire condition detecting sensor to the first wireless IC tag 3 for recording.
    Type: Application
    Filed: July 18, 2007
    Publication date: August 14, 2008
    Inventors: Kikuo Kaga, Shigeo Ashizawa, Yasuo Kano
  • Publication number: 20080067228
    Abstract: A quality control system of concrete and cement products is provided in which the manufacturing information on cement products of mortar or concrete can be checked at any time, the reliability is so high that there is no possibility of the recorded information being lost or falsified, there is no possibility of damage in concrete, and the directivity of the sensitivity of an antenna can be broadened. A quality control system of concrete and cement products writes into a wireless IC tag 1 equipped with an antenna section mixed in the manufacturing process of cement products kneading with cement, aggregate and water and measures the characteristic value, and an IC tag writer 7 coupled to the automatic measuring device automatically writes the characteristic value of the products measured by the automatic measuring device and the manufacturing information consisting of the dates of manufacture.
    Type: Application
    Filed: January 9, 2007
    Publication date: March 20, 2008
    Inventors: Kikuo Kaga, Shigeo Ashizawa, Yasuo Kano