Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7536799 | Chalk line apparatus with strategically located chalk fill opening | Mark Nepil | 2009-05-26 |
| 7536800 | Chalk line apparatus and method of operating a chalk line apparatus | Mark Nepil | 2009-05-26 |
| 7478484 | Chalk line apparatus with a spool configured to avoid cavitation | Mark Nepil | 2009-01-20 |
| D579355 | Chalk line housing | Mark Nepil | 2008-10-28 |
| 5501036 | Even-coil edging for cartonless packaging | Michael Hall, Paul R. Miessler, Michael R. Vogler | 1996-03-26 |