Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D319775 | Door guard | — | 1991-09-10 |
| D319774 | Door guard | — | 1991-09-10 |
| D313543 | Hasp-type design | — | 1991-01-08 |
| D309248 | Hasp-type latch | — | 1990-07-17 |
| D306130 | Hasp-type latch | Louis G. Bobrowski, Richard L. Valenti | 1990-02-20 |
| D306128 | Hasp-type latch | Louis G. Bobrowski, Richard L. Valenti | 1990-02-20 |
| D306129 | Hasp-type latch | Louis G. Bobrowski, Richard L. Valenti | 1990-02-20 |
| D301971 | Hasp-type latch | Louis G. Bobrowski, Richard L. Valenti | 1989-07-04 |
| 4793163 | Hasp-type latch and method of making and using same | Louis G. Bobrowski | 1988-12-27 |
| 4788837 | Hasp-type latch with combination lock | — | 1988-12-06 |