Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9004101 | Devices and methods for causing turbulent flow in a tank assembly | Christopher A. Van Haaren | 2015-04-14 |
| 7100683 | In-well aeration device | Albert R. Heilmann | 2006-09-05 |
| 7048861 | System and method for in-well aeration | — | 2006-05-23 |
| 4239638 | Use of synthetic hydrocarbon oils as heat transfer fluids | Frederick C. Loveless, Walter Nudenberg | 1980-12-16 |
| 4199312 | Apparatus for bending concrete curbing | Angelo V. Beretta | 1980-04-22 |