Inventor · disambiguated record
Johan Jan Scharstuhl
Also filed as: SCHARSTUHL JOHAN J · SCHARSTUHL JOHAN JAN
4 granted patents·1 pending application·149 citations·filing 1989–2008
78Inventor score
Top patents by PatentIndex Score
5 records- 0181US5240862AProcess and device for the separation of a body fluid from particulate materialsFLOR B V X·Filed 1989·Granted Aug 31, 1993·105 cites·14 claims
- 0260US5895573AUltrafiltration device for domestic/drinking water purificationPRIME WATER SYSTEMS N V·Filed 1996·Granted Apr 20, 1999·33 cites·7 claims
- 0350US7422690B2Filtering systemPRIME WATER SYSTEMS GMBH·Filed 2002·Granted Sep 9, 2008·7 cites·14 claims
- 0445US6899809B2Water filtering devicePRIME WATER SYSTEMS GMBH·Filed 2002·Granted May 31, 2005·4 cites·8 claims
- 0536US2010193424A1Capillary membrane filter with manually activated backwash pumpSCHARSTUHL JOHAN JAN·Filed 2008·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →