Patents by Inventor Leo Warmerdam

Leo Warmerdam 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).

  • VOLTAGE CONVERTER
    Publication number: 20110090722
    Abstract: A switched capacitor DC-DC voltage converter comprising: a first circuit (21) having a plurality of switches (M1-M4); and a second circuit (22) having a plurality of capacitors (C1, C2, C3), each capacitor connected to one or more of the plurality of switches, wherein the first and second circuits are provided on respective first and second dies on a common substrate.
    Type: Application
    Filed: June 11, 2009
    Publication date: April 21, 2011
    Applicant: NXP B.V.
    Inventor: Leo Warmerdam