Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6156129 | Liquid metal cleaner for aqueous system | Joseph Mihelic, Bruce L. Libutti | 2000-12-05 |
| 6051160 | Pitch control composition based on blend of derivatized cationic guar and styrene maleic anhydride copolymer | George K. Wai | 2000-04-18 |
| 5744003 | Process for controlling the deposition of pitch with a blend of derivatized cationic guar and styrene maleic anhydride copolymer | George K. Wai | 1998-04-28 |
| 5702644 | Pitch control composition | George K. Wai | 1997-12-30 |
| 5618861 | Pitch control composition and process for inhibiting pitch deposition | George K. Wai | 1997-04-08 |