Patents per Year
Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10406570 | Inline drain line access device with cleanout adapter | Donna Oakner | 2019-09-10 |
| 10099265 | Foot operated drain pump | Donna Oakner | 2018-10-16 |
| 9423148 | Overflow safety switch mounting device | Donna Oakner | 2016-08-23 |
| 9217577 | Drain line access device with interior overflow safety switch | Donna Oakner | 2015-12-22 |
| 9217580 | Hose attachment device for clearing drain lines | Donna Oakner | 2015-12-22 |
| 8967183 | Drain line access device | Donna Oakner | 2015-03-03 |
| 7938288 | Universal drain pan | Donna Oakner | 2011-05-10 |
| 7199722 | Two wire alarm | Mark Brannick, Donna Ellen Oakner Brannick | 2007-04-03 |
| 6442955 | Condensate overflow safety switch | Mark Brannick, Donna Ellen Oakner Brannick | 2002-09-03 |