Patents by Inventor Andrian C. Toy

Andrian C. Toy 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).

  • Pressure sensor using light source
    Patent number: 7409867
    Abstract: A pressure sensor includes a structure that deforms in response to an applied pressure. A light source is directed at the structure. This provides a reflection from the structure. A sensor is arranged to sense the reflection and provide an output related to the applied pressure.
    Type: Grant
    Filed: May 23, 2006
    Date of Patent: August 12, 2008
    Assignee: Rosemount Inc.
    Inventors: Andrian C. Toy, Liang-Ju Lu