Patents by Inventor Timothy Ascheman

Timothy Ascheman 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).

  • Validation process for permeation measurements through closed containers
    Patent number: 6354138
    Abstract: A method for validating permeation measurements through closed containers including closure members, by making a first measurement of permeation through a container of a first size, and making a second measurement of permeation through a container of a second size, both with the same closure members, and subtracting the permeation measurement contributions respectively made by the closure members.
    Type: Grant
    Filed: February 23, 2000
    Date of Patent: March 12, 2002
    Assignee: Mocon, Inc.
    Inventors: Timothy A. Ascheman, Michelle Stevens
  • Gas analysis of sealed ampules
    Patent number: 5900378
    Abstract: A method for obtaining a gas sample from a sealed glass ampule containing a liquid and a gas, wherein the steps are immersing the sealed glass ampule in water beneath a collection chamber which is also immersed in water, breaking the glass ampule to permit the gas in the ampule to bubble upwardly into the collection chamber, inserting a hollow needle connected to a syringe into the collection chamber to obtain a sample of the bubbled gas, and injecting the obtained sample into a gas analyzer machine.
    Type: Grant
    Filed: June 30, 1997
    Date of Patent: May 4, 1999
    Assignee: Modern Controls, Inc.
    Inventors: Daniel W. Mayer, Timothy Ascheman