Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7991044 | System and method for automatic diagnosis of impairments in a digital quadrature amplitude modulated signal | James E. Barker | 2011-08-02 |
| 6779616 | Motorized directionally steerable trailer tongue jack | — | 2004-08-24 |
| 4455234 | Process of extracting a metal value | David Markham, John M. Simon | 1984-06-19 |
| 4347009 | Operator interchangeable gear driven platen and platen drive mechanism for typewriters and printers | — | 1982-08-31 |