Patents by Inventor James Robert Hamstra

James Robert Hamstra 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).

  • Power filter
    Patent number: 8027137
    Abstract: Generally, a DC power filter and its associated components are presented herein. The DC power filter may operate in a telecommunications chassis between one or more electrical sources and one or more loads. A common mode noise shunt may be included to shunt noise from more than one of the electrical sources or loads together. Additionally, the DC power filter may include protection circuitry that is coupled to more than one of the electrical sources. The protection circuitry may include a combination of diodes and other transient voltage suppression devices.
    Type: Grant
    Filed: July 2, 2009
    Date of Patent: September 27, 2011
    Assignee: Flextronics AP, LLC
    Inventors: James Robert Hamstra, John MacAskill, Kieran Miller, Aaron Jungreis, Dan Gorcea
  • POWER FILTER
    Publication number: 20100259100
    Abstract: Generally, a DC power filter and its associated components are presented herein. The DC power filter may operate in a telecommunications chassis between one or more electrical sources and one or more loads. A common mode noise shunt may be included to shunt noise from more than one of the electrical sources or loads together. Additionally, the DC power filter may include protection circuitry that is coupled to more than one of the electrical sources. The protection circuitry may include a combination of diodes and other transient voltage suppression devices.
    Type: Application
    Filed: July 2, 2009
    Publication date: October 14, 2010
    Inventors: James Robert Hamstra, John MacAskill, Kieran Miller, Aaron Jungreis, Dan Gorcea