Wyoming Inventors Database
Wyoming Inventors : Name Search Results

Esom Riggs has a total of 2 patent(s) in the database.

* Some patents in this database have one or more inventors, not all of whom may be from Wyoming.

 

  1. Patent Number: 564112     View patent at USPTO
    Title: VALVE-OPERATING MECHANISM FOR ENGINES
    Assignee: None
    Issue Date: July 14, 1896
    Inventor(s): Esom W. Riggs, Shoshone Agency, WY
    George W. Sheff, Shoshone Agency, WY

  2. Patent Number: 582832     View patent at USPTO
    Title: STEAM-ENGINE
    Assignee: None
    Issue Date: May 18, 1897
    Inventor(s): Esom W. Riggs, Shoshone Agency, WY
    George W. Sheff, Shoshone Agency, WY