Patents by Inventor Hiroaki Numata

Hiroaki Numata 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).

  • Solder joint material and method of manufacturing the same
    Patent number: 9421645
    Abstract: A solder joint material includes a Zn-based metal material including mainly of Zn, an Al-based metal material including mainly of Al and provided on the Zn-based metal material, a Cu-based metal material including mainly of Cu and provided on the Al-based metal material, and a surface-treated layer provided on the Cu-based metal material and including an amorphous layer including oxygen and a metal with a higher oxygen affinity than a copper.
    Type: Grant
    Filed: September 25, 2014
    Date of Patent: August 23, 2016
    Assignee: Hitachi Metals, Ltd.
    Inventors: Yuichi Oda, Hideyuki Sagawa, Kazuma Kuroki, Hiromitsu Kuroda, Kotaro Tanaka, Hiroaki Numata
  • SOLDER JOINT MATERIAL AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150151385
    Abstract: A solder joint material includes a Zn-based metal material including mainly of Zn, an Al-based metal material including mainly of Al and provided on the Zn-based metal material, a Cu-based metal material including mainly of Cu and provided on the Al-based metal material, and a surface-treated layer provided on the Cu-based metal material and including an amorphous layer including oxygen and a metal with a higher oxygen affinity than a copper.
    Type: Application
    Filed: September 25, 2014
    Publication date: June 4, 2015
    Inventors: Yuichi ODA, Hideyuki SAGAWA, Kazuma KUROKI, Hiromitsu KURODA, Kotaro TANAKA, Hiroaki NUMATA
  • System, apparatus and method for document management
    Patent number: 7830571
    Abstract: An improved approach for managing a document having a plurality of versions is provided. For example, a scanned version of an edited hardcopy of the document is received from an image capture device and uploaded to an electronic database. The scanned version of the hardcopy of the document is linked to a previous electronic version of the document in the database as an update of the previous electronic version. A grouping of a plurality of electronic versions of the document is maintained in the database.
    Type: Grant
    Filed: September 28, 2006
    Date of Patent: November 9, 2010
    Assignees: Ricoh Company, Ltd., Ricoh Corporation
    Inventors: Hiroaki Ishizuka, Hiroaki Numata
  • System, apparatus and method for document management
    Publication number: 20080080017
    Abstract: An improved approach for managing a document having a plurality of versions is provided. For example, a scanned version of an edited hardcopy of the document is received from an image capture device and uploaded to an electronic database. The scanned version of the hardcopy of the document is linked to a previous electronic version of the document in the database as an update of the previous electronic version. A grouping of a plurality of electronic versions of the document is maintained in the database.
    Type: Application
    Filed: September 28, 2006
    Publication date: April 3, 2008
    Inventors: Hiroaki Ishizuka, Hiroaki Numata