Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5074529 | Clip for forming a concertina configuration of helical barbed tape | Michael R. Mainiero, Thomas J. Heinlein | 1991-12-24 |
| 5072980 | Helical barbed tape recovery tool | — | 1991-12-17 |
| 4978943 | Method and apparatus for making a vibration-responsive intrusion detection barrier | Michael R. Mainiero, Thomas J. Heinlein | 1990-12-18 |
| 4920775 | Apparatus for making barbed tape | — | 1990-05-01 |
| 4906975 | Vibration responsive intrusion detection barrier | Anthony Casella, Michael R. Mainiero, Anthony Zagami | 1990-03-06 |
| 4884425 | Roll forming apparatus for forming barbed tape into a coded configuration | — | 1989-12-05 |
| 4833904 | Process for making barbed tape | — | 1989-05-30 |
| 4784373 | Barbed tape | — | 1988-11-15 |