Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6444130 | Process for rendering waste from electric furnace production of phosphorus non-hazardous | James L. Manganaro, Henry A. Pfeffer, Jay R. Brummer, Christopher M. Knapp, William M. Copa | 2002-09-03 | |
| 4857287 | Fast-dissolving, non-caking, food grade sodium tripolyphosphate | Chris C. Dick, Barry Schwartz, Peter H. Zeh | 1989-08-15 | $7,928,000 |