Patents by Inventor Hendrik Peper

Hendrik Peper 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).

  • Security and monitoring device for an emergency exit system having a door light or a window light
    Patent number: 6218939
    Abstract: A security and monitoring device for an emergency exit door has an electrical control device 15 with a microprocessor, an LED current-status display device 11, an emergency off switch device 3, and a key switch device 12 are located in use in a door terminal 20. In order to obtain an especially simple design as well as advantages in assembly and maintenance, provision is made that door terminal 20 is modular in design and control device 15, status display device 11, emergency off switch device 3, and key switch device 12 are designed as modules. These modules are located in under-plaster switch boxes so that an under-plaster arrangement of the terminal is obtained.
    Type: Grant
    Filed: January 18, 2000
    Date of Patent: April 17, 2001
    Assignee: Geze GmbH & Co.
    Inventor: Hendrik Peper