Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8906990 | Surface treatment agent for galvanized steel sheets, galvanized steel sheets and production methods thereof | Frank Wan, Jimmy Zhang | 2014-12-09 |
| 8293334 | Preliminary metallizing treatment of zinc surfaces | Karsten Hackbarth, Wolfgang Lorenz, Eva Wilke, Marcel Roth, Reiner Wark +4 more | 2012-10-23 |
| 8142841 | Apparatus and methods for deoxidizing metal surfaces | Timm L. Kelly | 2012-03-27 |
| 8062435 | Phosphating operation | Brian Cuyler, Timm L. Kelly | 2011-11-22 |
| 7510613 | Composition and process for treating metals | — | 2009-03-31 |
| 6881279 | High performance non-chrome pretreatment for can-end stock aluminum | Thomas J. Prescott, Timm L. Kelly | 2005-04-19 |
| 6530999 | Phosphate conversion coating | Brian Cuyler | 2003-03-11 |