Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5634979 | Composition and method for degreasing metal surfaces | Lawrence R. Carlson, Philip M. Johnson | 1997-06-03 |
| 5227016 | Process and composition for desmutting surfaces of aluminum and its alloys | Lawrence R. Carlson | 1993-07-13 |