Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8825798 | Business event tracking system | Terry A. Johnson, Kwok-Keung Fung | 2014-09-02 |
| 8346583 | Economic opportunity pursuit management and presentation generation | — | 2013-01-01 |
| 4365366 | Three port valve with drain passage | — | 1982-12-28 |
| 4339110 | Butterfly valve | — | 1982-07-13 |
| 4278109 | Three port valve with drain passage | — | 1981-07-14 |
| RE30224 | Valve construction | — | 1980-03-11 |
| 4185333 | Circulation and level control valve | — | 1980-01-29 |