Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8439997 | Vacuum sweeper apparatus including a filter bag and a method of installation | Dale A. Krausnick, Hui Hiu Kwan, Li Jin Long, Paul Goetz, Jeffery Scott Kunkler +2 more | 2013-05-14 |
| D664317 | Top plate for a filter bag | Dale A. Krausnick | 2012-07-24 |
| 8214960 | Floor sweeper | — | 2012-07-10 |
| 7399332 | Filter cup | Kevin R. Morey | 2008-07-15 |
| 7287300 | Portable vacuum system | Mike Siler | 2007-10-30 |
| D518927 | Vacuum housing | Mike Siler | 2006-04-11 |