Grothoff; Hans
Patent Applications and Registrations
Patent applications and USPTO patent grants for Grothoff; Hans.The latest application filed is for "device for applying medication fluid on mucus membrane in body cavities".
- Grothoff; Hans - 44225 Dortmund DE
- Grothoff; Hans - Dortmund DE
- Grothoff; Hans - 58911 Valbert DT
| Patent | Date |
|---|---|
| Device for applying medication fluid on mucus membrane in body cavities Grant 5,857,991 - Grothoff , et al. January 12, 1 | 1999-01-12 |
| Plunger lock-up dispenser Grant 5,615,806 - Grothoff April 1, 1 | 1997-04-01 |
| Apparatus for spraying a mixture of two components Grant 5,605,255 - Reidel , et al. February 25, 1 | 1997-02-25 |
| Upright/inverted pump sprayer Grant 4,775,079 - Grothoff October 4, 1 | 1988-10-04 |
| Apparatus For Filing Aerosol Packages Grant 3,604,477 - Grothoff September 14, 1 | 1971-09-14 |
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