Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4993634 | Programmable chemical application system | Keith Gawlik | 1991-02-19 |
| 4878614 | Programmable fertilizer application system | Keith Gawlik | 1989-11-07 |
| 4865992 | System and method for quantitative analysis of a solution | John G. Wasson | 1989-09-12 |
| 4645746 | Digestion process | — | 1987-02-24 |
| 4645745 | Digestion process | — | 1987-02-24 |
| 4288308 | Continuous pH meter | — | 1981-09-08 |
| 4220921 | Conductivity probe for viscous liquids | — | 1980-09-02 |
| 4197746 | Slurry pipet | Michael D. Buck | 1980-04-15 |