Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11419783 | Device for sexual stimulation having a hollow piston | Ralf Zander | 2022-08-23 |
| D824038 | Male penile stimulation device | Ralf Zander | 2018-07-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11419783 | Device for sexual stimulation having a hollow piston | Ralf Zander | 2022-08-23 |
| D824038 | Male penile stimulation device | Ralf Zander | 2018-07-24 |