Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851908 | Apparatus for removing a layer of sediment which has settled on the bottom of a large water body | Joseph E. Kovarik | 2023-12-26 |
| 11805771 | System and method to drive away geese | Joseph E. Kovarik | 2023-11-07 |
| 11297822 | System and method to drive away geese | Joseph E. Kovarik | 2022-04-12 |
| 11124981 | Apparatus for removing a layer of sediment which has settled on the bottom of a large water body | Joseph E. Kovarik | 2021-09-21 |
| 10524465 | System and method to drive away geese | Joseph E. Kovarik | 2020-01-07 |
| 10385581 | Apparatus for removing a layer of sediment which has settled on the bottom of a large water body | Joseph E. Kovarik | 2019-08-20 |
| 9732537 | Method and system for cleaning a pond | Joseph E. Kovarik | 2017-08-15 |
| 9016290 | Apparatus for removing a layer of sediment which has settled on the bottom of a pond | Joseph E. Kovarik | 2015-04-28 |