Patents by Inventor Roger Dale Edwards

Roger Dale Edwards 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).

  • Robust spectroscoptic optical probe
    Patent number: 5678751
    Abstract: Disclosed is a spectroscopic probe apparatus useful for Raman, near infrared, luminescence, ultraviolet or visible spectroscopies that is formed with a robust method of construction using a molten metal soldering technique. The disclosed method and apparatus provides an optical probe that is easy to manufacture yet able to withstand drastic environmental conditions without damage and produce useful spectroscopic results under such conditions.
    Type: Grant
    Filed: June 17, 1996
    Date of Patent: October 21, 1997
    Assignee: Eastman Chemical Company
    Inventors: Norma Lindsey Buchanan, Daniel Charles Alsmeyer, Gregory Wayne Nelson, Roger Dale Edwards, Vincent Alvin Nicely
  • Robust spectroscopic optical probe
    Patent number: 5657404
    Abstract: Disclosed is a spectroscopic probe apparatus useful for Raman, near infrared, luminescence, ultraviolet or visible spectroscopies that is formed with a robust method of construction using a molten metal soldering technique. The disclosed method and apparatus provides an optical probe that is easy to manufacture yet able to withstand drastic environmental conditions without damage and produce useful spectroscopic results under such conditions.
    Type: Grant
    Filed: May 25, 1995
    Date of Patent: August 12, 1997
    Assignee: Eastman Chemical Company
    Inventors: Norma Lindsey Buchanan, Daniel Charles Alsmeyer, Gregory Wayne Nelson, Roger Dale Edwards, Vincent Alvin Nicely