Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1084220 | Filter unit | David P. Cooper, Mark C. Graff, Chad J. Rotter, Daniel Louis Sigmund, Steven J. Kuehl +2 more | 2025-07-15 |
| D1059542 | Filter unit | David P. Cooper, Mark C. Graff, Chad J. Rotter, Daniel Louis Sigmund, Steven J. Kuehl +2 more | 2025-01-28 |
| 11806648 | Filter assembly | David P. Cooper, Mark C. Graff, Chad J. Rotter, Daniel Louis Sigmund, Steven J. Kuehl +2 more | 2023-11-07 |
| 10514174 | Air conditioner with selective filtering for air purification | Nihat O. Cur, James W. Kendall, Steven J. Kuehl | 2019-12-24 |
| 10030902 | Twistable tray for heater-less ice maker | Michael J. Bauman, Steven J. Kuehl, Yen-Hsi Lin | 2018-07-24 |
| 9945590 | Air Conditioner with selective filtering for air purification | Nihat O. Cur, James W. Kendall, Steven J. Kuehl | 2018-04-17 |
| 9759438 | Air conditioner with selective filtering for air purification | Nihat O. Cur, James W. Kendall, Steven J. Kuehl | 2017-09-12 |
| 9599385 | Weirless ice tray | Lindsey Ann Wohlgamuth | 2017-03-21 |
| 9518771 | Twistable tray for heater less ice maker | Michael J. Bauman, Steven J. Kuehl, Yen-Hsi Lin | 2016-12-13 |