Patents by Inventor Daniel Beuchee

Daniel Beuchee 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).

  • Patent number: 4028606
    Abstract: A switched-mode power supply provided with a control stage and a switching stage coupled by means of a transformer. The collector of an additional transistor is connected to the transformer. In this manner the ratio of the collector current to the base current of the switching transistor can assume a predetermined value, for example a constant value whatever the value of the mains voltage applied to the power supply.
    Type: Grant
    Filed: December 10, 1975
    Date of Patent: June 7, 1977
    Assignee: U.S. Philips Corporation
    Inventors: Daniel Beuchee, Alain Leclair