Patents by Inventor Andreas Robert Zemla

Andreas Robert Zemla 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: 9915513
    Abstract: The present disclosure describes an electronic ignition circuit (“EIC”) for controlling at least one detonator. The EIC may include a protection circuit, an input circuit coupled to the protection circuit, a logical circuit electrically coupled to the input circuit, and an ignition circuit electrically coupled to the logical circuit. The protection circuit may include at least one of a fuse, a circuit breaker and an automatic switch. The logical circuit may include an answer back circuit, and a switching circuit adapted to switch to the next detonator or igniter. The ignition circuit may include a capacitor charging circuit, a capacitor discharge circuit to discharge a firing capacitor through a fuse head, and a shot detection circuit adapted to measure a voltage across the firing capacitor before discharging through the fuse head and to measure a voltage after discharging through the fuse head.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: March 13, 2018
    Assignee: DynaEnergetics GmbH & Co. KG
    Inventors: Andreas Robert Zemla, Sascha Thieltges, Frank Graziola