Patents by Inventor Chi-Fen Chang

Chi-Fen Chang 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).

  • Patent number: 9708310
    Abstract: A phenanthroindolizidine and phenanthroquinolizidine alkaloid having a hydroxyl group on the phenanthrene ring thereof was synthesized, which exhibits potent activity as an anticancer agent against, such as breast cancer, lung cancer, and prostate cancer.
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: July 18, 2017
    Assignee: CHINA MEDICAL UNIVERSITY
    Inventors: Ta-Hsien Chuang, Chien-Fu Li, Chia-Chen Tsai, Chi-Fen Chang, Chieh-Yu Peng
  • Publication number: 20170152257
    Abstract: A phenanthroindolizidine and phenanthroquinolizidine alkaloid having a hydroxyl group on the phenanthrene ring thereof was synthesized, which exhibits potent activity as an anticancer agent against, such as breast cancer, lung cancer, and prostate cancer.
    Type: Application
    Filed: February 4, 2016
    Publication date: June 1, 2017
    Applicant: CHINA MEDICAL UNIVERSITY
    Inventors: TA-HSIEN CHUANG, CHIEN-FU LI, CHIA-CHEN TSAI, CHI-FEN CHANG, CHIEH-YU PENG
  • Patent number: 7435018
    Abstract: A hidden image capturing device is applied to a display. The hidden image capturing device has a shell, a control module, a slide module, and an image capturing module. The slide module is disposed in the shell and controlled by the control module for sliding. Besides, the slide module enables the image capturing module to extend out or withdraw into the shell when it slides.
    Type: Grant
    Filed: June 28, 2006
    Date of Patent: October 14, 2008
    Assignee: Inventec Corporation
    Inventors: Ho-Ching Huang, Kuo-Yang Cheng, Chi-Fen Chang, Shu-Hua Lai, Chien-Te Li, Jian-Ming Peng
  • Publication number: 20080002965
    Abstract: A hidden image capturing device is applied to a display. The hidden image capturing device has a shell, a control module, a slide module, and an image capturing module. The slide module is disposed in the shell and controlled by the control module for sliding. Besides, the slide module enables the image capturing module to extend out or withdraw into the shell when it slides.
    Type: Application
    Filed: June 28, 2006
    Publication date: January 3, 2008
    Inventors: Ho-Ching Huang, Kuo-Yang Cheng, Chi-Fen Chang, Shu-Hua Lai, Chien-Te Li, Jian-Ming Peng
  • Publication number: 20070081290
    Abstract: An ionizer incorporated with an electronic appliance utilizes the power supply of the appliance so that only less device and space are required for the additional ion function. The small power-consumption ionizer does not influence the original function of the electronic device while the negative ions help refreshing the air and improving people's moods, energy and health.
    Type: Application
    Filed: October 12, 2005
    Publication date: April 12, 2007
    Applicant: Inventec Corporation
    Inventors: Shu-Hua Lai, Hui-Chen Wang, Wei-Huan Chou, Chien-Chuan Chen, Chi-Fen Chang, Han-Shun Wu
  • Publication number: 20070013668
    Abstract: A recessed touch pad comprises a case, a touchpad module, an extension and retraction mechanism and a data transmission interface. The case, equipped with a motherboard of notebook, has a storing space and a storing port. The touchpad module is used to control the shift of display cursor of notebook, while the extension and retraction mechanism is placed between the case's storing space and touchpad module, such that the touchpad module can exit/enter the storing space via the storing port. Besides, a data transmission interface is placed between the case and touchpad module to transmit the signal of touchpad module. Based on this recessed touch pad, notebook's keyboard is located backwards and the drop height of operating panel and tabletop is minimized in favor of the ergonomics for long-lasting operation.
    Type: Application
    Filed: July 15, 2005
    Publication date: January 18, 2007
    Inventors: Kai-Chen Tien, Wei-Huan Chou, Hui-Chen Wang, Chi-Fen Chang, Ming-Hui Chen, Shu-Hua Lai
  • Publication number: 20070007399
    Abstract: The present invention is to provide an electronic apparatus comprising one or two palm rests including an internal first connector and a transparent top surface for supporting hand and wrist of a user using the electronic apparatus, and one or two optical modules each disposed under the palm rest, wherein the optical module includes a PCB, a plurality of spaced LEDs arranged in a predetermined form on the PCB, and a second connector electrically connected to the first connector and being served as a power input for enabling the LEDs to emit light rays into the hand and wrist through the top surface of each palm rest for making muscles of the hand and the wrist supple.
    Type: Application
    Filed: June 6, 2005
    Publication date: January 11, 2007
    Applicant: INVENTEC CORPORATION
    Inventors: Ling-Ling Cheng, Kuo-Yang Cheng, Ming-Hui Chen, Wei-Huan Chou, Kai-Chen Tien, Chi-Fen Chang
  • Publication number: 20060146031
    Abstract: A wireless touch-control panel and an information process system applied to the touch-control panel. The information process system has a portable information process device, such as a notebook computer, a personal data assistance or other similar products, a touch-control panel providing a sensor plane allowing the user to touch, a sensor circuit to receive and identify the input signal, generated when the user touches the touch-control panel, an output corresponding signal, and a wireless module to transmit the signal output via the sensor circuit to a wireless receiving module of the portable information process device through a built-in antenna.
    Type: Application
    Filed: November 14, 2005
    Publication date: July 6, 2006
    Inventors: Hui-Chen Wang, Kai-Chen Tien, Wei-Huan Chou, Chi-Fen Chang, Shu-Hua Lai, Ming-Hui Chen