Patents Assigned to LEF Technology, Inc.
  • Method of modifying liquid crystal polymers
    Patent number: 7608371
    Abstract: A method of modifying liquid crystal polymers, which involves a step of irradiating a liquid crystal polymer with the laser beam having a pulse width of 10?12 seconds or less. Using the invention method, the physical strength of the liquid crystal polymers can be improved as compared with the conventional liquid crystal polymers.
    Type: Grant
    Filed: January 31, 2007
    Date of Patent: October 27, 2009
    Assignee: LEF Technology, Inc.
    Inventors: Ryuzo Ueno, Kunikazu Asaka, Kazuyuki Hirao, Shingo Kanehira, Masaya Kitayama