Patents by Inventor Daniel McMullen

Daniel McMullen 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).

  • Substrate cleaning process and apparatus
    Publication number: 20020108634
    Abstract: Friction force between a scrubbing brush and a substrate during a cleaning process is measured and utilized as a metric in characterizing effectiveness of the cleaning process under a variety of conditions. A friction force setpoint may also be used to perform closed loop control over the cleaning process.
    Type: Application
    Filed: February 15, 2001
    Publication date: August 15, 2002
    Inventor: Daniel McMullen