Patents by Inventor David Simon FISHMAN

David Simon FISHMAN 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).

  • Transformer tapping arrangement and methods of operation of same
    Patent number: 10020131
    Abstract: A tapping arrangement for a transformer, the arrangement comprising a plurality of fixed contacts, a movable rotary contact, a transition rotor with pairs of transition contacts, an interrupter coupling assembly and driving motor(s) are compacted into a single vacuum chamber.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: July 10, 2018
    Inventors: Jianping Hou, Zheng Chen, Roy Horne, David Simon Fishman, Min Chen
  • TRANSFORMER TAPPING ARRANGEMENT AND METHODS OF OPERATION OF SAME
    Publication number: 20150311006
    Abstract: A tapping arrangement for a transformer, the arrangement comprising a plurality of fixed contacts, a movable rotary contact, a transition rotor with pairs of transition contacts, an interrupter coupling assembly and driving motor(s) are compacted into a single vacuum chamber
    Type: Application
    Filed: December 3, 2013
    Publication date: October 29, 2015
    Inventors: Zheng CHEN, Jianping HOU, Roy HORNE, David Simon FISHMAN, Min CHEN