Patents by Inventor Yuriko Kawai

Yuriko Kawai 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).

  • Educational method and system by utilizing historical informations
    Publication number: 20040126749
    Abstract: Educational system and method of utilizing a learning history information are provided. At least one student's account is provided with at least one subject-related information, which has been classified in a designated field and registered in a data base. At least one teacher's account is provided with at least one student-prepared essay information with an edition-number-related information, which corresponds to the at least one subject-related information. A registration is made of the at least one student-created essay information into the data base, in combination with a teacher-providing evaluation record information and a designated-field-related information.
    Type: Application
    Filed: October 6, 2003
    Publication date: July 1, 2004
    Inventors: Hayato Honma, Yuriko Kawai, Takeshi Kobayashi, Hideki Nakano
  • Insertion stabilizers for implants
    Patent number: 6692758
    Abstract: The present invention relates to an implant attachment stabilizer having, as an effective component, a methanebisphosphonic acid derivative represented by general formula (I) [where, in the formula, X, Y, m, n, , A, B, R1, R2, R3 and R4 are as defined in the Specification], or hydrate thereof.
    Type: Grant
    Filed: March 28, 2001
    Date of Patent: February 17, 2004
    Assignee: Toray Industries, Inc.
    Inventors: Masatoshi Ito, Yuriko Kawai, Seiji Okazaki, Masahiko Tanahashi, Kang Jung Kim, Miho Iwase
  • Drugs for periodontal disease
    Patent number: 6670343
    Abstract: An agent for periodontal disease includes, as an active component, a methanebisphosphonic acid derivative or a hydrate thereof represented by the general formula (I): [wherein X, Y, m, n, The methanebisphosphonic acid derivative represented by the general formula (I) or a hydrate thereof according to the present invention has activities such as inhibitory effect on cell infiltration to the affected part associated with periodontal disease, and is useful for the prophylaxis or treatment of periodontal disease.
    Type: Grant
    Filed: May 29, 2001
    Date of Patent: December 30, 2003
    Assignee: Toray Industries, Inc.
    Inventors: Masatoshi Ito, Seiji Okazaki, Yuriko Kawai, Norio Kawabe