Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8293696 | Alkaline composition comprising a chelant mixture, including HEIDA, and method of producing same | Joseph C. Drozd, Gordon Renn | 2012-10-23 |
| 5490883 | Solution and method for cleaning marble surfaces | Diane Marie Scheele | 1996-02-13 |