HB

Helmuth Blank

PH Phoenix: 4 patents #20 of 153Top 15%
Overall (All Time): #1,270,712 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6649237 Mat consisting of tubes Bernd Pahl 2003-11-18
6471138 Electrically insulating rail system Heiko Hoft, Bernd Pahl 2002-10-29
6296195 Rail system Bernd Pahl 2001-10-02
6283383 Rail system Bernd Pahl 2001-09-04