Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6620338 | Composition for inhibition of metal corrosion | Joseph C. Fan, Jacob Mazo | 2003-09-16 |
| 6447717 | Composition and method for inhibition of metal corrosion | Joseph C. Fan, Jacob Mazo | 2002-09-10 |
| 6277302 | Inhibition of metal corrosion | Joseph C. Fan | 2001-08-21 |
| 5814582 | Method for enhanced plant productivity | Larry P. Koskan, Abdul R. Y. Meah, Robert J. Ross | 1998-09-29 |
| 5344590 | Method for inhibiting corrosion of metals using polytartaric acids | Charles G. Carter, Joseph C. Fan, Robert P. Kreh, Vladimir Jovancicevic | 1994-09-06 |
| 5183574 | Method of dispersing iron | Chih M. Hwa, John A. Kelly, Wun Ten Tai, Robert P. Kreh, Brian Greaves | 1993-02-02 |
| 5139702 | Naphthylamine polycarboxylic acids | Charles G. Carter, Robert P. Kreh | 1992-08-18 |
| 5124047 | Method of inhibiting scale deposits | Loc Quach | 1992-06-23 |