Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 7799735 | Chemically modified melamine resin for use in sublimation dye imaging | Ronald Segall, Brian Sparks | 2010-09-21 | |
| 4929770 | Aluminum phenoxide catalyst removal | Charles W. Matthews, Jeffrey F. King | 1990-05-29 | $2,751,000 |
| 4870216 | Phenol alkylation process | Jeffrey F. King, Charles W. Matthews | 1989-09-26 | $2,721,000 |