Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6998039 | Catch basin filter | John F. Harris | 2006-02-14 |
| 6884343 | Curb inlet catch basin filter | John F. Harris | 2005-04-26 |
| 6808623 | Top of grate catch basin filter | John F. Harris | 2004-10-26 |
| 6805804 | Continuous roll basin insert | — | 2004-10-19 |
| 6666974 | Subgrate drain basin filter | — | 2003-12-23 |
| 5390746 | Side chop hoe | — | 1995-02-21 |
| D353752 | Hoe | — | 1994-12-27 |