Patents by Inventor Karsten Lehradt

Karsten Lehradt 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).

  • Sealing moving with piston in a high-pressure pump
    Patent number: 10591446
    Abstract: A piston member for a high-pressure pump for pumping fluid in a sample separation apparatus, wherein the piston member comprises a piston configured for being mountable to reciprocate in a piston chamber for displacing fluid, and a sealing for sealing between the piston member and the piston chamber when the piston member is mounted in the piston chamber to reciprocate, wherein the sealing is mounted on the piston so as to reciprocate together with the piston.
    Type: Grant
    Filed: March 31, 2014
    Date of Patent: March 17, 2020
    Assignee: Agilent Technologies, Inc.
    Inventors: Blasius Nocon, Joachim-Richard Wagner, Karsten Lehradt
  • SEALING MOVING WITH PISTON IN A HIGH-PRESSURE PUMP
    Publication number: 20170138913
    Abstract: A piston member for a high-pressure pump for pumping fluid in a sample separation apparatus, wherein the piston member comprises a piston configured for being mountable to reciprocate in a piston chamber for displacing fluid, and a sealing for sealing between the piston member and the piston chamber when the piston member is mounted in the piston chamber to reciprocate, wherein the sealing is mounted on the piston so as to reciprocate together with the piston.
    Type: Application
    Filed: March 31, 2014
    Publication date: May 18, 2017
    Inventors: Blasius Nocon, Joachim-Richard Wagner, Karsten Lehradt