Patents by Inventor Pao-Ching Mao

Pao-Ching Mao 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).

  • Electronic device with multi-piece antenna structure for increased strength and connection stability
    Patent number: 10916840
    Abstract: An electronic device which is simple to manufacture includes a carrier frame and an outer frame. The carrier frame and the outer frame are both made of metal. The carrier frame serves as a ground terminal. A portion of the outer frame serves as an antenna of the electronic device. The antenna includes a feeding portion and a grounding portion. The feeding portion connects to a feed source. The grounding portion is attached to the carrier frame, and it is fixed to the carrier frame by welding process.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: February 9, 2021
    Assignee: Chiun Mai Communication Systems, Inc.
    Inventors: Liao-Yuan Hsu, Kuo-Heng Sun, Pao-Ching Mao, Yen-Wei Lin
  • ELECTRONIC DEVICE WITH MULTI-PIECE ANTENNA STRUCTURE FOR INCREASED STRENGTH AND CONNECTION STABILITY
    Publication number: 20190372211
    Abstract: An electronic device which is simple to manufacture includes a carrier frame and an outer frame. The carrier frame and the outer frame are both made of metal. The carrier frame serves as a ground terminal. A portion of the outer frame serves as an antenna of the electronic device. The antenna includes a feeding portion and a grounding portion. The feeding portion connects to a feed source. The grounding portion is attached to the carrier frame, and it is fixed to the carrier frame by welding process.
    Type: Application
    Filed: May 29, 2019
    Publication date: December 5, 2019
    Inventors: LIAO-YUAN HSU, KUO-HENG SUN, PAO-CHING MAO, YEN-WEI LIN
  • Bracelet and electronic device using the same
    Patent number: 9345290
    Abstract: A bracelet includes a first wristband portion having a first connecting end and a first lock end opposite to the first connecting end, a second wristband portion having a second connecting end and a second lock end opposite to the second connecting end, and a lock mechanism. The seconded connecting end is rotatably connected to the first connecting end. The first lock end is connected to the second lock end, thereby locking the first wristband portion and the second wristband portion together to surrounding a receiving space for receiving a user's wrist.
    Type: Grant
    Filed: March 21, 2014
    Date of Patent: May 24, 2016
    Assignee: Chiun Mai Communication Systems, Inc.
    Inventors: Ming-Shiung Chang, Chia-Hsin Chang, Pao-Ching Mao, Shih-Kuo Tsai, Hsin-Wei Wang
  • BRACELET AND ELECTRONIC DEVICE USING THE SAME
    Publication number: 20140298858
    Abstract: A bracelet includes a first wristband portion having a first connecting end and a first lock end opposite to the first connecting end, a second wristband portion having a second connecting end and a second lock end opposite to the second connecting end, and a lock mechanism. The seconded connecting end is rotatably connected to the first connecting end. The first lock end is connected to the second lock end, thereby locking the first wristband portion and the second wristband portion together to surrounding a receiving space for receiving a user's wrist.
    Type: Application
    Filed: March 21, 2014
    Publication date: October 9, 2014
    Applicant: Chiun Mai Communication Systems, Inc.
    Inventors: MING-SHIUNG CHANG, CHIA-HSIN CHANG, PAO-CHING MAO, SHIH-KUO TSAI, HSIN-WEI WANG
  • Portable electronic device
    Patent number: 7701727
    Abstract: A portable electronic device (10) includes a body section (11), a film keypad (12), a printed circuit board (13) and a positioning device. The body section (11) defines an opening (111). The film keypad (12) is mounted to the body section (11). The positioning device is configured for aligning the film keypad (12) with the printed circuit board (13).
    Type: Grant
    Filed: December 19, 2008
    Date of Patent: April 20, 2010
    Assignee: Chi Mei Communication Systems, Inc.
    Inventors: Yung-Chuan Chuang, Pao-Ching Mao, Chi-Chang Cheng, Kuo-Heng Sun
  • PORTABLE ELECTRONIC DEVICE
    Publication number: 20090310315
    Abstract: A portable electronic device (10) includes a body section (11), a film keypad (12), a printed circuit board (13) and a positioning device. The body section (11) defines an opening (111). The film keypad (12) is mounted to the body section (11). The positioning device is configured for aligning the film keypad (12) with the printed circuit board (13).
    Type: Application
    Filed: December 19, 2008
    Publication date: December 17, 2009
    Applicant: CHI MEI COMMUNICATION SYSTEMS, INC.
    Inventors: YUNG-CHUAN CHUANG, PAO-CHING MAO, CHI-CHANG CHENG, KUO-HENG SUN
  • KEYPAD ASSEMBLY FOR ELECTRONIC DEVICE
    Publication number: 20090152083
    Abstract: A keypad assembly (100) includes a first soft layer (10), a stiff layer (20) mounted to the first soft layer, an optical layer (40) located under the stiff layer, and a second soft layer (50) mounted to the optical layer. The first soft layer has at least one protrusion (112) formed thereon. The stiff layer has at least one icon (222) formed thereon. The at least one icon corresponds to the at least one protrusion. The optical layer has at least one focusing unit (42) formed thereon. The at least one focusing unit corresponds to the at least one icon. The second soft layer has at least one switch point (522). The at least one switch point corresponds to the at least one protrusion.
    Type: Application
    Filed: July 16, 2008
    Publication date: June 18, 2009
    Applicant: CHI MEI COMMUNICATION SYSTEMS, INC.
    Inventors: CHIH-WEI CHENG, KUO-HENG SUN, PAO-CHING MAO, CHIEN-CHIH KUO, CHI-CHANG CHENG