Patents by Inventor David R. Helmlinger

David R. Helmlinger 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).

  • Apparatus and method for opening and sorting envelopes
    Patent number: 9527114
    Abstract: An apparatus is provided for processing mail by severing an edge of each envelope in a stack of mail. The apparatus includes an input bin for receiving a stack of mail. A feeder feeds the bottom envelope from the input bin to a transport that conveys the envelope along an envelope path. A cutter positioned along the envelope path severs one edge of the envelopes. A detector detects a characteristic of the envelope and a sorter sorts the envelope in response to the detected characteristic.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: December 27, 2016
    Assignee: OPX CORPORATION
    Inventors: David R Helmlinger, Robert DeWitt
  • APPARATUS AND METHOD FOR OPENING AND SORTING ENVELOPES
    Publication number: 20150114890
    Abstract: An apparatus is provided for processing mail by severing an edge of each envelope in a stack of mail. The apparatus includes an input bin for receiving a stack of mail. A feeder feeds the bottom envelope from the input bin to a transport that conveys the envelope along an envelope path. A cutter positioned along the envelope path severs one edge of the envelopes. A detector detects a characteristic of the envelope and a sorter sorts the envelope in response to the detected characteristic.
    Type: Application
    Filed: December 29, 2014
    Publication date: April 30, 2015
    Inventors: David R. Helmlinger, Robert DeWitt