Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5252345 | Zeolite compositions | Patrick C. Hu, Karl E. Wiegand | 1993-10-12 |
| 5157186 | Process for catalytic coupling of an alkene with an aromatic hydrocarbon | Michael D. Standiford, David A. Rockstraw | 1992-10-20 |
| 5104843 | Catalyst composition for coupling process | Michael D. Standiford, David A. Rockstraw | 1992-04-14 |
| 4950831 | Coupling process | Ronald A. Turnblad, Jr., Robert B. Agee | 1990-08-21 |
| 4731196 | Process for making bleach activator | Patrick C. Hu | 1988-03-15 |