Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D984885 | Microbe delivery container | Bruce H. Caldwell, Jane Patterson Fife, Matthew Richard Sells, Michael Fisco | 2023-05-02 |
| 9427755 | Spraying device with interchangeable cartridge | Brian Birrenkott, Paul M. Havlovitz, Steve Cichy, Michael Cavins | 2016-08-30 |
| 8235310 | Spraying device with interchangeable cartridge | Brian Birrenkott, Paul M. Havlovitz, Steve Cichy, Michael Cavins | 2012-08-07 |
| 7156324 | Spraying device with interchangeable cartridge | Brian Birrenkott, Paul M. Havlovitz, Steve Cichy, Michael Cavins | 2007-01-02 |
| D529575 | Sprayer and cartridge | Brian Birrenkott, Steve Cichy, Michael Cavins, Jon Ferhrman, Paul M. Havlovitz | 2006-10-03 |
| D524906 | Sprayer | Brian Birrenkott, Steve Cichy, Michael Cavins, Jon Fehrman, Paul M. Havlovitz | 2006-07-11 |