Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4950474 | Combination corrosion and scale inhibiting system containing phosphonate/amine reaction product | Charles J. Hinrichsen | 1990-08-21 |
| 4867888 | Corrosion inhibiting system containing alkoxylated alkylphenol amines | — | 1989-09-19 |
| 4846980 | Corrosion inhibiting system containing alkoxylated dialkylphenol amines | — | 1989-07-11 |
| 4647589 | Inhibition of microbiological growth | — | 1987-03-03 |
| 4636256 | Corrosion inhibiting system containing alkoxylated amines | — | 1987-01-13 |
| 4499006 | Corrosion inhibitors | Joseph Rutledge | 1985-02-12 |
| 4435361 | Corrosion inhibition system containing dicyclopentadiene sulfonate salts | Michael G. DaGue | 1984-03-06 |
| 4420414 | Corrosion inhibition system | — | 1983-12-13 |