Patents by Inventor John Conrard

John Conrard 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).

  • Strip chart temperature recorder with movable bi-metallic element assembly
    Patent number: 7317466
    Abstract: One embodiment of the invention is directed to a method of creating and maintaining a calibrated bi-metallic element assembly configuration in a strip chart recorder including a housing having top and bottom portions. The method includes acts of positioning a bi-metallic element assembly on the bottom portion of the housing while the housing is in an open configuration, closing the housing, and attaching the bi-metallic element assembly to the top portion of the housing when the housing is closed. Another embodiment of the invention is directed to a strip chart recorder, including a housing comprising top and bottom portions, the top portion of the housing having a first mating feature, a bi-metallic element assembly having a second mating feature, and a strip chart positioned on the bottom portion of the housing. The first and second mating features are adapted to engage each other upon closing of the housing.
    Type: Grant
    Filed: November 3, 2004
    Date of Patent: January 8, 2008
    Assignee: Sensitech, Inc.
    Inventors: John Conrard, David B. Walters
  • Strip chart temperature recorder with movable bi-metallic element assembly
    Publication number: 20060092190
    Abstract: One embodiment of the invention is directed to a method of creating and maintaining a calibrated bimetallic element assembly configuration in a strip chart recorder comprising a housing having top and bottom portions. The method comprises acts of positioning a bimetallic element assembly on the bottom portion of the housing while the housing is in an open configuration, closing the housing, and attaching the bi-metallic element assembly to the top portion of the housing when the housing is closed. Another embodiment of the invention is directed to a strip chart recorder, comprising a housing comprising top and bottom portions, the top portion of the housing comprising a first mating feature, a bi-metallic element assembly comprising a second mating feature, and a strip chart positioned on the bottom portion of the housing. The first and second mating features are adapted to engage each other upon closing of the housing.
    Type: Application
    Filed: November 3, 2004
    Publication date: May 4, 2006
    Applicant: Sensitech, Inc.
    Inventors: John Conrard, David Walters
  • Methods and apparatus for indicating temperature-related events
    Publication number: 20040247014
    Abstract: The present invention relates to reliable and accurate techniques and devices for detecting and indicating temperature-related conditions and events associated with various items such as foods and medicines.
    Type: Application
    Filed: March 30, 2004
    Publication date: December 9, 2004
    Inventors: John P. Vache, John Conrard