Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11337563 | Two-piece foam piston pump | Heiner Ophardt, Zhenchun Shi | 2022-05-24 |
| 11305306 | Dual pump hand cleaner foam dispenser | Heiner Ophardt, Zhenchun Shi | 2022-04-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11337563 | Two-piece foam piston pump | Heiner Ophardt, Zhenchun Shi | 2022-05-24 |
| 11305306 | Dual pump hand cleaner foam dispenser | Heiner Ophardt, Zhenchun Shi | 2022-04-19 |