Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11541612 | Edge attached film-foam sheet | Thomas D. Wetsch | 2023-01-03 |
| 10875257 | Edge attached film-foam sheet | Thomas D. Wetsch | 2020-12-29 |
| 10196794 | Adjustable guided rake apparatus and method | — | 2019-02-05 |
| 9949429 | Adjustable guided rake apparatus and method | — | 2018-04-24 |
| 9827711 | Edge attached film-foam sheet | Thomas D. Wetsch | 2017-11-28 |
| D766988 | Pump cartridge | David Crowsley | 2016-09-20 |
| D766989 | Pump drive unit | David Crowsley | 2016-09-20 |
| D766990 | Pump drive unit and cartridge | David Crowsley | 2016-09-20 |
| 6720678 | Arc welding electrical shock protection circuit | Donald Green, Christopher Green | 2004-04-13 |