Patents by Inventor Chin-Ti Chen

Chin-Ti Chen 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).

  • Red light emitting materials
    Patent number: 6884525
    Abstract: This invention features a compound having the formula: X is O or NR1; and each of Y and Z, independently, is in which each of R1, R2, R3, and R4, independently, is alkyl, cyclyl, heterocyclyl, aralkyl, aryl, or heteroaryl; Ar1 is aralkyl, aryl, or heteroaryl; and Ar2 is cyclyl, heterocyclyl, aralkyl, aryl, or heteroaryl; or Ar1 and Ar2 taken together is heterocyclyl, aralkyl, or heteroaryl. This compound can be used as a red light emitting material in an electro-luminescence device.
    Type: Grant
    Filed: July 9, 2002
    Date of Patent: April 26, 2005
    Assignee: Academia Sinica
    Inventors: Chin-Ti Chen, Hsiu-Chih Yeh, Wei-Ching Wu, Li-Hsin Chan
  • Red light emitting materials
    Publication number: 20040013902
    Abstract: This invention features a compound having the formula: 1
    Type: Application
    Filed: July 9, 2002
    Publication date: January 22, 2004
    Inventors: Chin-Ti Chen, Hsiu-Chih Yeh, Wei-Ching Wu, Li-Hsin Chan
  • Oxadizaole tetramers
    Publication number: 20020102433
    Abstract: A compound of the following formula is described.
    Type: Application
    Filed: November 28, 2001
    Publication date: August 1, 2002
    Inventors: Rong-Ho Lee, Chin-Ti Chen, Hsiu-Chih Yeh, Li-Hsin Chan
  • Unsymmetrical squaraines for nonlinear optical materials
    Patent number: 5500156
    Abstract: Compositions for use in non-linear optical devices. The compositions have first molecular electronic hyperpolarizability (.beta.) either positive or negative in sign and therefore display second order non-linear optical properties when incorporated into non-linear optical devices.
    Type: Grant
    Filed: April 11, 1994
    Date of Patent: March 19, 1996
    Assignee: California Institute of Technology
    Inventors: Seth R. Marder, Chin-Ti Chen, Lap-Tak Cheng