Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4938697 | Multi-dimensional astral position finding device | — | 1990-07-03 |
| 4404590 | Video blink comparator | Catherine Phillips | 1983-09-13 |
| 4233794 | Adjustable connecting means for ceiling constructions and the like | — | 1980-11-18 |