Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7040143 | Method and apparatus for testing surface characteristics of a material | David L. Johnson, Karl D. Kersker, David Ernest Richardson | 2006-05-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7040143 | Method and apparatus for testing surface characteristics of a material | David L. Johnson, Karl D. Kersker, David Ernest Richardson | 2006-05-09 |