Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6246329 | Water-pressure sensitive dye release life saving apparatus | Lawrence P. King | 2001-06-12 |
| 6129036 | Water-pressure sensitive dye release apparatus | Lawrence P. King, David M. Thompson | 2000-10-10 |