Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5721060 | High-temperature, High-emissivity, optically black boron surface | Donald F. Shepard, Dennis C. Nagle, Michael E. Marousek | 1998-02-24 |
| 5166002 | High-temperature, high-emissivity, optically black boron surface | Donald F. Shepard, Dennis C. Nagle, Michael E. Marousek | 1992-11-24 |
| 5035949 | High-temperature, high-emissivity, optically black boron surface | Donald F. Shepard, Dennis C. Nagle, Michael E. Marousek | 1991-07-30 |
| 4904353 | Optically black cobalt surface | Donald F. Shepard | 1990-02-27 |
| 4894125 | Optically black pliable foils | Donald F. Shepard, Sharon L. Van Loon | 1990-01-16 |