Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11614107 | Orifice plates | — | 2023-03-28 |
| 11359652 | Orifice plates | — | 2022-06-14 |
| 9410565 | Orifice plates | — | 2016-08-09 |
| 9200650 | Orifice plates | — | 2015-12-01 |
| 7621670 | Unbalanced-flow, fluid-mixing plug with metering capabilities | John Dwight England, Anthony R. Kelley | 2009-11-24 |
| 7347089 | Gas volume contents within a container, smart volume instrument | Anthony R. Kelley | 2008-03-25 |
| 7228241 | Systems, methods and apparatus for determining physical properties of fluids | John P. Butas | 2007-06-05 |
| 7051765 | Balanced orifice plate | Anthony R. Kelley | 2006-05-30 |
| 5001924 | Volumetric measurement of tank volume | Richard T. Walter, William Francis Weber, Richard C. Froebel | 1991-03-26 |