Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6175334 | Difference drive diversity antenna structure and method | Louis J. Vannatta, Hugh K. Smith, James P. Phillips | 2001-01-16 |
| 5977916 | Difference drive diversity antenna structure and method | Louis J. Vannatta, Hugh K. Smith, James P. Phillips | 1999-11-02 |
| 5966101 | Multi-layered compact slot antenna structure and method | Louis J. Vannatta, Hugh K. Smith | 1999-10-12 |
| 5880646 | Compact balun network of doubled-back sections | Louis J. Vannatta, Hugh K. Smith | 1999-03-09 |
| 5861853 | Current balanced balun network with selectable port impedances | Louis J. Vannatta, Hugh K. Smith | 1999-01-19 |