Patents by Inventor Choo-Peng Oh

Choo-Peng Oh 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).

  • Electrically powered reciprocating motor
    Patent number: 9300186
    Abstract: An electric motor to replace conventional electrical motors for general applications comprising at least a propulsion unit (101). The propulsion unit (101) has a propulsion member (11) and a casing (12) having a pair of first guides (13) secured to opposite laterals. It also has a plurality of second guides (14) spaced and disposed along a surface of said casing (12), for receiving and actuating the propulsion member (11).
    Type: Grant
    Filed: August 12, 2011
    Date of Patent: March 29, 2016
    Inventor: Choo-Peng Oh
  • ELECTRICALLY POWERED RECIPROCATING MOTOR
    Publication number: 20140225460
    Abstract: The present invention relates to an electric motor, more particularly the present invention relates to an electric motor to replace conventional electrical motor for general applications comprising at least a propulsion unit (101) and a means for supplying current to the propulsion unit (101). The propulsion unit (101) comprises a propulsion member (11) and a casing (12) having a pair of first guides (13) secured to the opposite laterals, and a plurality of second guides (14) spaced and disposed along the surface of said casing (12), for receiving and actuating the propulsion member (11).
    Type: Application
    Filed: August 12, 2011
    Publication date: August 14, 2014
    Inventor: Choo-Peng Oh