Patents by Inventor John Lechner

John Lechner 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).

  • Hybrid diffuser system headloss balancing
    Patent number: 7862014
    Abstract: In a tank for treating wastewater and including a first plurality of air diffuser elements and a second plurality of air diffuser elements, means for adjusting the relative height of the first diffuser elements with respect to the height of the second diffuser elements in response to changing operating conditions in the tank and changes in the characteristics of the diffusers.
    Type: Grant
    Filed: November 29, 2006
    Date of Patent: January 4, 2011
    Assignee: Siemens Water Technologies Corp.
    Inventors: John Lechner, Lawrence B. Ratzlow, Peter Petit
  • HYBRID DIFFUSER SYSTEM HEADLOSS BALANCING
    Publication number: 20070120276
    Abstract: In a tank for treating wastewater and including a first plurality of air diffuser elements and a second plurality of air diffuser elements, means for adjusting the relative height of the first diffuser elements with respect to the height of the second diffuser elements in response to changing operating conditions in the tank and changes in the characteristics of the diffusers.
    Type: Application
    Filed: November 29, 2006
    Publication date: May 31, 2007
    Applicant: SIEMENS WATER TECHNOLOGIES CORP.
    Inventors: John Lechner, Lawrence Ratzlow, Peter Petit
  • Identification and verification of methylation marker sequences
    Publication number: 20050130172
    Abstract: The present invention relates to methods for identifying among the genes that are down-regulated in cells or tissues having disease including cancer, the CpG sites within the CpG islands of said genes, wherein the identified CpG sites show great potential for diagnostic utility. In another aspect, the present invention also provides methods of using the selected CpG sites for purposes of diagnosis, prognosis, staging, assessing or monitoring the therapy of or recovery from a disease such as cancer.
    Type: Application
    Filed: January 27, 2004
    Publication date: June 16, 2005
    Inventors: Chris Beard, Chris Burgess, Allison Gannon, Jeanne Harvey, John Lechner, Zheng Li
  • Identification and verification of methylation marker sequences
    Publication number: 20050130170
    Abstract: The present invention relates to methods for identifying among the genes that are down-regulated in cells or tissues having disease including cancer, the CpG sites within the CpG islands of said genes, wherein the identified CpG sites show great potential for diagnostic utility. In another aspect, the present invention also provides methods of using the selected CpG sites for purposes of diagnosis, prognosis, staging, assessing or monitoring the therapy of or recovery from a disease such as cancer.
    Type: Application
    Filed: December 16, 2003
    Publication date: June 16, 2005
    Inventors: Jeanne Harvey, Chris Beard, Chris Burgess, Allison Gannon, John Lechner, Zheng Li