Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4716582 | Digital and synthesized speech alarm system | Kenneth E. Blanchard | 1987-12-29 |
| 4558181 | Portable device for monitoring local area | Kenneth E. Blanchard | 1985-12-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4716582 | Digital and synthesized speech alarm system | Kenneth E. Blanchard | 1987-12-29 |
| 4558181 | Portable device for monitoring local area | Kenneth E. Blanchard | 1985-12-10 |