Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5419833 | Apparatus for treatment of wastewater | George P. Olsen | 1995-05-30 | $54,286,000 |
| 4826600 | Process for treatment of wastewater | George P. Olsen | 1989-05-02 | $12,336,000 |
| 4677240 | Hydrocarbon conversion processes over crystalline borosilicate catalysts for pseudocumene recovery | Ronald E. Carlson, Jr., Allen I. Feinstein, Ibrahim Ghanayem | 1987-06-30 | $29,444,000 |
| 4619821 | Ozone decomposition | — | 1986-10-28 | $22,896,000 |
| 4285919 | Method of preparing a metal-cation-deficient crystalline borosilicate | Marvin R. Klotz | 1981-08-25 | $55,756,000 |