Patents by Inventor Chie Odoi

Chie Odoi 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).

  • Nonlinear optical material and devices utilizing said material
    Patent number: 5467421
    Abstract: An organic nonlinear optical single crystal belonging to a rhombic or monoclinic system and having a light absorption wavelength end of 410 nm or less and at least one nonlinear optical coefficient of 30 pm/V or more, and being able to phase match to the light absorption wavelength end, such as a single crystal of 1,4-dioxa-8-aza-8-(4'-acetylphenyl)-spiro[4.5]decane, is effective in nonlinear optical components and light frequency convertors.
    Type: Grant
    Filed: April 20, 1994
    Date of Patent: November 14, 1995
    Assignee: Hitachi Chemical Company, Ltd.
    Inventors: Makoto Kaji, Chie Odoi, Masaichi Sagawa, Hiroyuki Kagawa, Atsushi Kakuta, Kikujiro Ishii, Hideyuki Nakayama, Keiichiro Ogawa