Patents by Inventor Ernst Rohner

Ernst Rohner 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 for the production of a screw, and screw produced according to said method
    Patent number: 7632053
    Abstract: A screw (1) having a head (2), a shaft (4) that includes a thread (5), and an interior engaging member (3) in the head is provided. The screw (1) is produced from an ultra-high strength steel using a cold forming method.
    Type: Grant
    Filed: December 17, 2003
    Date of Patent: December 15, 2009
    Assignee: SFS-Intec Holding AG
    Inventors: Thomas Mätzler, Ernst Rohner
  • Method for the production of a screw, and screw produced according to said method
    Publication number: 20060078403
    Abstract: A screw (1) having a head (2), a shaft (4) that includes a thread (5), and an interior engaging member (3) in the head is provided. The screw (1) is produced from an ultra-high strength steel using a cold forming method.
    Type: Application
    Filed: December 17, 2003
    Publication date: April 13, 2006
    Applicant: SFS-Intec Holding AG
    Inventors: Thomas Matzler, Ernst Rohner