Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4714915 | Portable electrostatic field safety monitor | Marcel Hascal, Sergio Lopez, Adrian Mihai | 1987-12-22 |
| 4520318 | Electric field strength indicator | Marcel Hascal, Donald A. Watson, Sergio Lopez | 1985-05-28 |