Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7708144 | Process for separation of phosphatic materials from coastal beach sand | Richard J. Windgassen, James R. Windgassen | 2010-05-04 |
| 6113922 | Compositions expressing a pressure of carbon dioxide for improved healing of wounds | Richard J. Windgassen | 2000-09-05 |
| 5494657 | Skin care formulation | — | 1996-02-27 |