Issued Patents All Time
Showing 25 most recent of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1090791 | Filter tube holding grommet | Peter Kemp, Travis Kinneman, Andrew Boyer, Roger Breakfield | 2025-08-26 |
| 12337269 | Vacuum filter assembly for processing bulk granular material and filter mounting assembly therefore | Peter Kemp, Roger Breakfield, Andrew Boyer, Travis Kinneman | 2025-06-24 |
| 12280327 | Vacuum filter assembly for cleansing air for use in transfer of bulk, granular material as in conveying vehicles | Peter Kemp, Roger Breakfield, Andrew Boyer, Travis Kinneman | 2025-04-22 |
| 12115473 | Pressure and heat molded polymer tube with interlocking grommet | Peter Kemp, Roger Breakfield, Andrew Boyer, Travis Kinneman, Todd Watkins +1 more | 2024-10-15 |
| 12005551 | Adjustable pivot bolt for a sealed manhole clamp | Peter Kemp, Jason Husky | 2024-06-11 |
| 10766694 | Alternative bottom drop and straight tee discharge from bulk tank having various extensions for automatic and manual operations of the tee valve | Jason Huskey, Peter Kemp | 2020-09-08 |
| 10753526 | Unload elbow with spherical wear pocket | — | 2020-08-25 |
| 10150071 | Filter guide ring | — | 2018-12-11 |
| 10145500 | Structured tee with wear pocket | — | 2018-12-04 |
| 10040626 | Hopper tee having drop opening with arcuate closure | — | 2018-08-07 |
| 9677672 | Butterfly valve having integral gaskets for its inlet and outlet seats | — | 2017-06-13 |
| 9328855 | Tee and unload line with integrated cam lock | — | 2016-05-03 |
| 9267611 | Multi-angle butterfly valve extension assembly | — | 2016-02-23 |
| 9175796 | Hopper tee with comformable arcuate closure member | — | 2015-11-03 |
| 9057445 | Butterfly valve disc to attain accelerated flow | — | 2015-06-16 |
| D726288 | Unload elbow with spherical wear pocket | — | 2015-04-07 |
| D722140 | Integrated tee | — | 2015-02-03 |
| 8807529 | Handle extension for butterfly valve | — | 2014-08-19 |
| D711509 | Aeration butterfly valve | — | 2014-08-19 |
| 8727306 | Valve handle for butterfly valve for bulk commodity hopper with tee | — | 2014-05-20 |
| D703788 | Universal handle extension for unloading butterfly valve for tank trailer or other vehicle | — | 2014-04-29 |
| 8657898 | Air filter spin flow inlet/outlet housing | — | 2014-02-25 |
| D696748 | Combined butterfly valve stem and disc | — | 2013-12-31 |
| 8419072 | Shallow angle elbow | — | 2013-04-16 |
| D678473 | Handle extension for valve | — | 2013-03-19 |