Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5735946 | Two-stage process for delaminating kaolin | John H. Chapman, Sam M. Pickering, Jr., Michael A. Linkous | 1998-04-07 |
| 5545599 | Process for whitening kaolin | Samuel M. Pickering, Jr., Donald G. Turner | 1996-08-13 |