Inventor · disambiguated record
Hans Grothoff
Also filed as: GROTHOFF HANS
5 granted patents·456 citations·filing 1983–1996
86Inventor score
Top patents by PatentIndex Score
5 records- 0192US5615806APlunger lock-up dispenserCALMAR ALBERT GMBH·Filed 1996·Granted Apr 1, 1997·146 cites·6 claims
- 0288US4775079AUpright/inverted pump sprayerGROTHOFF HANS·Filed 1985·Granted Oct 4, 1988·89 cites·17 claims
- 0381US5857991ADevice for applying medication fluid on mucus membrane in body cavitiesFiled 1996·Granted Jan 12, 1999·70 cites·21 claims
- 0462US5605255AApparatus for spraying a mixture of two componentsBEHRINGWERKE AG·Filed 1995·Granted Feb 25, 1997·139 cites·9 claims
- 0542US4615465AAtomizing pump for water solutionsGROTHOFF HANS·Filed 1983·Granted Oct 7, 1986·12 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →