Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358618 | Decomposition of cumene oxidation product | Stylianos Sifniades, Fred W. Koff | 1982-11-09 |
| 4316877 | Extraction of uranium values from phosphoric acid | Theodore Largman, Stylianos Sifniades | 1982-02-23 |
| 4202765 | Hydroxylamine purification via cation exchange | Fred W. Koff, Stylianos Sifniades, Reed H. Belden | 1980-05-13 |