Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5062212 | Sundial apparatus | — | 1991-11-05 |
| 4873867 | Redundant signal device for auto crash testing | Walter K. McPherson | 1989-10-17 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5062212 | Sundial apparatus | — | 1991-11-05 |
| 4873867 | Redundant signal device for auto crash testing | Walter K. McPherson | 1989-10-17 |