Issued Patents All Time
Showing 1–25 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12392333 | Diaphragm pump drive for an electric pump | Brian W. Koehn, Paul W. Scheierl | 2025-08-19 |
| 12253071 | Drive system for a positive displacement pump | Brian W. Koehn, Jeffrey A. Earles, Paul W. Scheierl, Adam K. Collins | 2025-03-18 |
| 12145169 | Portable airless sprayer | David J. Thompson, Jerry D. Horning, William M. Blenkush, Eric J. Finstad, Marius J. Luczak +4 more | 2024-11-19 |
| 12092090 | Electrically operated displacement pump control system and method | Paul W. Scheierl, Brian W. Koehn, Jacob D. Higgins, Benjamin J. Paar, David L. Fehr | 2024-09-17 |
| 11905939 | Mechanically driven modular diaphragm pump | Brian W. Koehn, Christopher C. Hines, Adam K. Collins | 2024-02-20 |
| D1014561 | Displacement pump control box with center section | Brian W. Koehn, Jacob D. Higgins, Paul W. Scheierl | 2024-02-13 |
| D1014562 | Displacement pump | Brian W. Koehn, Jacob D. Higgins, Paul W. Scheierl | 2024-02-13 |
| D1013732 | Displacement pump | Brian W. Koehn, Jacob D. Higgins, Paul W. Scheierl | 2024-02-06 |
| 11873802 | Pump having multi-stage gas compression | Jacob D. Higgins, Benjamin J. Paar, Brian W. Koehn, Paul W. Scheierl | 2024-01-16 |
| 11867165 | Drive system for a positive displacement pump | Brian W. Koehn, Jeffrey A. Earles, Paul W. Scheierl, Adam K. Collins | 2024-01-09 |
| D1006830 | Control box for a displacement pump | Brian W. Koehn, Jacob D. Higgins, Paul W. Scheierl | 2023-12-05 |
| 11779945 | Portable airless sprayer | David J. Thompson, Jerry D. Horning, William M. Blenkush, Eric J. Finstad, Marius J. Luczak +4 more | 2023-10-10 |
| 11759808 | Portable airless sprayer | David J. Thompson, Jerry D. Horning, William M. Blenkush, Eric J. Finstad, Marius J. Luczak +4 more | 2023-09-19 |
| 11655811 | Method and apparatus for mounting a diaphragm of a pump | — | 2023-05-23 |
| 11655810 | Electrically operated displacement pump control system and method | Paul W. Scheierl, Brian W. Koehn, Jacob D. Higgins, Benjamin J. Paar, David L. Fehr | 2023-05-23 |
| 11639713 | Mechanically driven modular diaphragm pump | Brian W. Koehn, Christopher C. Hines, Adam K. Collins | 2023-05-02 |
| 11623234 | Portable airless sprayer | David J. Thompson, Jerry D. Horning, William M. Blenkush, Eric J. Finstad, Marius J. Luczak +4 more | 2023-04-11 |
| 11446690 | Portable airless sprayer | David J. Thompson, Jerry D. Horning, William M. Blenkush, Eric J. Finstad, Marius J. Luczak +4 more | 2022-09-20 |
| 11446689 | Portable airless sprayer | David J. Thompson, Jerry D. Horning, William M. Blenkush, Eric J. Finstad, Marius J. Luczak +4 more | 2022-09-20 |
| 11434892 | Electrically operated displacement pump assembly | Paul W. Scheierl, Brian W. Koehn, Jacob D. Higgins, Benjamin J. Paar, David L. Fehr | 2022-09-06 |
| 11391272 | Mechanical tubular diaphragm pump having a housing with upstream and downstream check valves fixed thereto at either end of a resilient tube forming a fluid pathway wherein the tube is depressed by a depressor configured to be moved by a motorized reciprocating unit | Mark S. Emery, Adam K. Collins | 2022-07-19 |
| 11174854 | Electrically operated displacement pump control system and method | Paul W. Scheierl, Brian W. Koehn, Jacob D. Higgins, Benjamin J. Paar, David L. Fehr | 2021-11-16 |
| 11125226 | Adjustable stop for check valve | Jeromy D. Horning, Mariusz J. Luczak, William M. Blenkush, Mark D. Shultz | 2021-09-21 |
| 11022106 | High-pressure positive displacement plunger pump | Brian W. Koehn | 2021-06-01 |
| 10919060 | Portable airless sprayer | David J. Thompson, Jerry D. Horning, William M. Blenkush, Eric J. Finstad, Marius J. Luczak +4 more | 2021-02-16 |