Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11027440 | Self-retracting knife with replaceable blade | — | 2021-06-08 |
| 9506271 | Apparatus for installing a silt fence | — | 2016-11-29 |
| D757213 | Filter having a bottom anchor flap to cause sediment deposition around a storm sewer inlet | — | 2016-05-24 |
| 8974665 | Sediment filter system for a storm water pipe | — | 2015-03-10 |
| 8679329 | Filter system for positioning within a storm water sewer | — | 2014-03-25 |
| D667529 | Horizontal cylindrical wire basket partially covered with a fabric filter material for protecting a culvert pipe inlet from accumulated sediment | — | 2012-09-18 |
| D649220 | Removable open top wire basket lined with a fabric filter material for use within a storm sewer under a grate to facilitate removal of accumulated sediment | — | 2011-11-22 |
| D620999 | Filter to cause sediment deposition around a storm sewer inlet | — | 2010-08-03 |
| D620548 | Fabric filter dewatering tube for collecting sediment | — | 2010-07-27 |
| D604800 | Open top wire basket lined with a fabric filter material for suspending within a storm sewer under a grate to collect sediment deposition | — | 2009-11-24 |
| D600324 | Open top wire basket lined with a fabric filter material for suspending within a storm sewer under a grate to collect sediment deposition | — | 2009-09-15 |
| D598196 | Open top wire basket lined with a fabric filter material for suspending within a storm sewer under a grate to collect sediment deposition | — | 2009-08-18 |
| 7296636 | Apparatus for driving fence posts and the like | — | 2007-11-20 |
| D555759 | Filter to cause sediment deposition around a storm sewer inlet | — | 2007-11-20 |
| 6796747 | Apparatus for installing a silt fence and support posts | — | 2004-09-28 |
| 6517294 | Apparatus for installing a silt fence | — | 2003-02-11 |
| 6398459 | Apparatus for installing a silt fence | — | 2002-06-04 |