Patents by Inventor Armin Zimmerman

Armin Zimmerman 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).

  • Rotary cutting tool having PCD cutting tip
    Patent number: 10328536
    Abstract: A rotary cutting tool with an elongate body disposed about a longitudinal axis, the elongate body including a helical flute and a polycrystalline-diamond cutting tip. The cutting tip comprises an inner portion having an inner point angle and an outer portion having an outer point angle different from the inner point angle.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: June 25, 2019
    Assignee: KENNAMETAL INC.
    Inventors: Karthik Sampath, Armin Zimmerman, Steve George
  • ROTARY CUTTING TOOL HAVING PCD CUTTING TIP
    Publication number: 20170080534
    Abstract: A rotary cutting tool with an elongate body disposed about a longitudinal axis, the elongate body including a helical flute and a polycrystalline-diamond cutting tip. The cutting tip comprises an inner portion having an inner point angle and an outer portion having an outer point angle different from the inner point angle.
    Type: Application
    Filed: November 29, 2016
    Publication date: March 23, 2017
    Inventors: Karthik Sampath, Armin Zimmerman, Steve George
  • Rotary cutting tool having PCD cutting tip
    Patent number: 9539652
    Abstract: A rotary cutting tool comprises an elongate body disposed about a longitudinal axis, the elongate body including a helical flute and a polycrystalline-diamond cutting tip. The cutting tip comprises an inner portion having an inner point angle and an outer portion having an outer point angle different from the inner point angle.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: January 10, 2017
    Assignee: KENNAMETAL INC.
    Inventors: Karthik Sampath, Armin Zimmerman, Steve George
  • ROTARY CUTTING TOOL HAVING PCD CUTTING TIP
    Publication number: 20110268518
    Abstract: A rotary cutting tool comprises an elongate body disposed about a longitudinal axis, the elongate body including a helical flute and a polycrystalline-diamond cutting tip. The cutting tip comprises an inner portion having an inner point angle and an outer portion having an outer point angle different from the inner point angle.
    Type: Application
    Filed: October 19, 2010
    Publication date: November 3, 2011
    Inventors: Karthik Sampath, Armin Zimmerman, Steve George
  • Method and device for distributing letter-post items
    Patent number: 5957296
    Abstract: A method for distributing letter-post items, for which the letter-post items are separated and the address information affixed to the items is read, provides that for letter-post items belonging to a predetermined sorting class an identification mechanism is assigned to each letter-post item during the reading of the address information in order to mark the position of the assigned letter-post item in a letter-post item stack and that each identification mechanism is assigned to an element for a predetermined sequence of distribution positions and that the assignment of the identification mechanism to the elements of the sequence for the distribution position is displayed.
    Type: Grant
    Filed: May 27, 1997
    Date of Patent: September 28, 1999
    Assignee: Licentia Patent - Verwaltungs GmbH
    Inventors: Dieter Altenburg, Hans-Juergen Linde, Karl-Heinz Mohr, Uwe Neumann, Ottmar Kechel, Josef Mok, Juergen Penert, Torsten Tanz, Armin Zimmerman