Patents by Inventor Pen-Jen Chen

Pen-Jen 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).

  • Input device with charging structure
    Publication number: 20050200605
    Abstract: A computer peripheral input device with a charging member is proposed. The input device with charging structure includes an input member receiving at least one rechargeable battery and a pair of power input terminals thereon. A power processing member is used to receive power and process the power to power capable of being used by the rechargeable battery in, the input member, and a charging member having a pair of power transmitting teals for receiving processed powder from the power processing member. The input member is supplied with power via the rechargeable battery to control operations of an electrical device.
    Type: Application
    Filed: March 9, 2005
    Publication date: September 15, 2005
    Inventor: Pen-Jen Chen
  • Wireless mouse
    Patent number: D503716
    Type: Grant
    Filed: January 27, 2004
    Date of Patent: April 5, 2005
    Assignee: Cellink Co., Ltd.
    Inventor: Pen-Jen Chen
  • Wireless mouse
    Patent number: D504132
    Type: Grant
    Filed: January 27, 2004
    Date of Patent: April 19, 2005
    Assignee: Cellink Co., Ltd.
    Inventor: Pen-Jen Chen
  • Wireless mouse
    Patent number: D507571
    Type: Grant
    Filed: December 16, 2003
    Date of Patent: July 19, 2005
    Assignee: Shanghai Cellink Co., Ltd.
    Inventor: Pen-Jen Chen
  • Wireless mouse
    Patent number: D511164
    Type: Grant
    Filed: April 9, 2004
    Date of Patent: November 1, 2005
    Assignee: Cellink Co., Ltd.
    Inventor: Pen-Jen Chen
  • Wireless mouse
    Patent number: D493172
    Type: Grant
    Filed: December 18, 2003
    Date of Patent: July 20, 2004
    Assignee: Shanghai Cellink Co., Ltd.
    Inventor: Pen-Jen Chen
  • Wireless mouse
    Patent number: D494972
    Type: Grant
    Filed: January 27, 2004
    Date of Patent: August 24, 2004
    Assignee: Cellink Co. Ltd.
    Inventor: Pen-Jen Chen
  • Mouse receiver
    Patent number: D496048
    Type: Grant
    Filed: January 27, 2004
    Date of Patent: September 14, 2004
    Assignee: Cellink Co. Ltd.
    Inventor: Pen-Jen Chen