Patents by Inventor Jochen Hohn

Jochen Hohn 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).

  • Method of detecting and localizing errors in redundant primary detectors of an automation system
    Patent number: 5394409
    Abstract: In redundant primary detectors, the accrual of a waiting time (T) is triggered when the value of the detector signals differ. When the detector signals still differ after the expiration of the waiting time (T), either the detector whose signal has not changed is registered as defective, or, it is decided on the basis of a majority based decision of at least three detectors which of the detectors is defective.
    Type: Grant
    Filed: July 21, 1992
    Date of Patent: February 28, 1995
    Assignee: Siemens Aktiengesellschaft
    Inventors: Herbert Barthel, Jochen Hohn