Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739234 | Natural stone sealer compositions | Barry Culkin, Roger Questel, Robert Harrington, Douglas Croteau, Paul Thottathil +2 more | 2023-08-29 |
| 11549021 | Formulation and methods for coating metal surfaces | Paul Thottathil, John M. Ryan, Purushothaman Kesavan | 2023-01-10 |