Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832870 | Electrically conductive composite material | Alan P. Sylwester | 1989-05-23 |
| 4832881 | Low density microcellular carbon foams and method of preparation | Charles Arnold, Jr., James H. Aubert, Peter B. Rand, Alan P. Sylwester | 1989-05-23 |