Inventor · disambiguated record
David J Schreff
Also filed as: SCHREFF DAVID · SCHREFF DAVID J
2 granted patents·1 pending application·11 citations·filing 2007–2009
56Inventor score
Top patents by PatentIndex Score
3 records- 0163US7922556B2Interlocking crossbar device and systemCLAW L L C·Filed 2008·Granted Apr 12, 2011·7 cites·11 claims
- 0242US2011012309A1Aerodynamic sports toy, game and method of playSCHREFF DAVID·Filed 2009·Application pending·0 cites
- 0326USD584353SHolder for writing or drawing instrumentsCLAW LLC·Filed 2007·Granted Jan 6, 2009·4 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →