Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5999081 | Shielding unique for filtering RFI and EFI interference signals from the measuring elements | John H. Hannigan | 1999-12-07 |
| 5864282 | Unique strain relief junction | John H. Hannigan | 1999-01-26 |