Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11744690 | Toothbrush tip | Harold A. Luettgen | 2023-09-05 |
| D959840 | Brush head for oral cleansing device | Robert D. Wagner, Harold A. Luettgen | 2022-08-09 |
| 11399925 | Wirelessly controlled oral irrigator | Harold A. Luettgen | 2022-08-02 |
| 11351018 | Oral cleansing device with removable base | Harold A. Luettgen | 2022-06-07 |
| 10918469 | Toothbrush with fluid directing drive assembly | Harold A. Luettgen | 2021-02-16 |
| 10828137 | Brush tip with motion transfer and securing engagement structures | Harold A. Luettgen | 2020-11-10 |
| 10617500 | Oral irrigator | Clifford J. Snyder, Roberta L. Callaghan | 2020-04-14 |
| D878765 | Brush head for oral cleansing device | Robert D. Wagner, Harold A. Luettgen | 2020-03-24 |
| D866188 | Brush head for toothbrush | Robert D. Wagner, Harold A. Luettgen | 2019-11-12 |
| 9987109 | Mechanically-driven, sonic toothbrush and water flosser | Harold A. Luettgen | 2018-06-05 |
| 9980794 | Irrigating device with variable pressure pulse | Clifford J. Snyder, Roberta L. Callaghan | 2018-05-29 |
| 9795975 | Dual turbine showerhead | Harold A. Luettgen, Gary D. Golichowski | 2017-10-24 |
| 9144477 | Mechanically-driven, sonic toothbrush system | Harold A. Luettgen | 2015-09-29 |
| 9061096 | Powered irrigator for sinus cavity rinse | Kurt M. Taylor, Kenneth A. Hair, Harold A. Luettgen | 2015-06-23 |
| 8943634 | Mechanically-driven, sonic toothbrush system | Harold A. Luettgen | 2015-02-03 |
| 8905332 | Dual turbine showerhead | Harold A. Luettgen, Gary D. Golichowski | 2014-12-09 |
| 8808245 | Powered irrigator for sinus cavity rinse with detachable reservoir | Kurt M. Taylor, Kenneth A. Hair, Harold A. Luettgen | 2014-08-19 |
| 8801667 | Pump for powered irrigator for sinus cavity rinse | Kurt M. Taylor, Kenneth A. Hair, Harold A. Luettgen | 2014-08-12 |
| 8113832 | Hand held oral irrigator | Clifford J. Snyder, Roberta L. Callaghan | 2012-02-14 |
| 8020788 | Showerhead with enhanced pause mode | Harold A. Luettgen, Gary D. Golichowski | 2011-09-20 |
| 7520448 | Shower head with enhanced pause mode | Harold A. Luettgen, Gary D. Golichowski | 2009-04-21 |
| 7147468 | Hand held oral irrigator | Clifford J. Snyder, Roberta L. Callaghan | 2006-12-12 |
| 7114666 | Dual massage shower head | Harold A. Luettgen, Gary D. Golichowski | 2006-10-03 |
| D486573 | Hand held oral irrigator | Roberta L. Callaghan, Charles Y. Choi, Clifford J. Snyder, Kieron Tse | 2004-02-10 |
| D485887 | Pan head style shower head | Harold A. Luettgen, Gary D. Golichowski, Michael J. Quinn | 2004-01-27 |