Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849297 | Article having a corrosion inhibiting coating | J. Douglas Mansell, Harlan B. Johnson, Thomas G. Krivak, Dennis W. Carson | 1989-07-18 |
| 4837253 | Corrosion inhibiting pigment | J. Douglas Mansell, Harlan B. Johnson, Thomas G. Krivak, Dennis W. Carson | 1989-06-06 |