Inventor · disambiguated record
Frank Stemmer
Also filed as: STEMMER FRANK
5 granted patents·1 pending application·23 citations·filing 1989–2010
75Inventor score
Top patents by PatentIndex Score
6 records- 0170US7810801B2Apparatus and method for separating and aerating a stack of sheet materialMOHR ADOLF MASCHF·Filed 2007·Granted Oct 12, 2010·5 cites·20 claims
- 0245US5784940AMachine for cutting flat stockMOHR ADOLF MASCHF·Filed 1996·Granted Jul 28, 1998·12 cites·15 claims
- 0342US2009108520A1Apparatus and method for breaking open and aerating sheet material stacksMOHR ADOLF MASCHF·Filed 2008·Application pending·0 cites
- 0439US6959634B2Device for die cutting a stack consisting of sheet-type materialsMOHR ADOLF MASCHF·Filed 2001·Granted Nov 1, 2005·3 cites·14 claims
- 0533US8387498B2Method for cutting stacks of sheet materialSTEMMER FRANK·Filed 2010·Granted Mar 5, 2013·0 cites·14 claims
- 0628US4862919AHydraulic control system for a multi-position valveREXROTH MANNESMANN GMBH·Filed 1989·Granted Sep 5, 1989·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →