Inventor · disambiguated record
Alexandra S. Frei
Also filed as: FREI ALEXANDRA · FREI ALEXANDRA S · FREI ALEXANDRA SARAH
7 granted patents·121 citations·filing 1992–2002
83Inventor score
Top patents by PatentIndex Score
7 records- 0177US5698299AThin laminated microstructure with precisely aligned openingsHEINZE DYCONEX PATENTE·Filed 1995·Granted Dec 16, 1997·52 cites·13 claims
- 0268US6217207B1Current creating device and method for liquefaction of thickened crude oil sedimentsLINDENPORT S A·Filed 1997·Granted Apr 17, 2001·45 cites·15 claims
- 0337US7117878B2Method and device for producing turbulences and the distribution thereofLINDENPORT S A·Filed 2002·Granted Oct 10, 2006·0 cites·16 claims
- 0432US5615950AApparatus for preventing sedimentationFiled 1995·Granted Apr 1, 1997·6 cites·8 claims
- 0531US5418525APerson identification systemBAUER KABA AG·Filed 1992·Granted May 23, 1995·18 cites·10 claims
- 0626US5615948AApparatus for avoiding sedimentationFiled 1994·Granted Apr 1, 1997·0 cites·4 claims
- 0724US5830283AMethod for avoiding sedimentationLINDENPORT S A·Filed 1996·Granted Nov 3, 1998·0 cites·9 claims
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