Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845967 | Spring-free locking cable lock | Lawrence P. Hall | 1989-07-11 |
| 4760719 | Non-key locking cable lock for marine vessel | Lawrence P. Hall | 1988-08-02 |
| 4693098 | Non-key locking cable lock | Jeffrey L. Davis, Lawrence P. Hall | 1987-09-15 |