Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12070659 | Racket with a string tensioning device | Arie Willem Van Heijst | 2024-08-27 |
| 9827155 | Backrest, method for adjusting a backrest and (wheel) chair provided with a backrest | Alouisius Gerhardus Huttenhuis | 2017-11-28 |
| 9358087 | Oral hygiene appliance with formable substrate | Kevin A. Miller, Patrick A. Headstrom, Bethany Joyce Johnson, Ian Blanch | 2016-06-07 |
| 8863346 | Hands-free oral cleaning appliance | Patrick A. Headstrom, Jeffrey D. Allison, Lawrence Azzano | 2014-10-21 |