Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5857991 | Device for applying medication fluid on mucus membrane in body cavities | Hans-Peter Harke, Frank Hennig, Gerd Neumann | 1999-01-12 |
| 5615806 | Plunger lock-up dispenser | — | 1997-04-01 |
| 5605255 | Apparatus for spraying a mixture of two components | Guillermo Reidel, Dietmar Weitzel | 1997-02-25 |
| 4775079 | Upright/inverted pump sprayer | — | 1988-10-04 |
| 4615465 | Atomizing pump for water solutions | — | 1986-10-07 |