HF

Hans Frey

MP Metso Paper: 1 patents #311 of 678Top 50%
SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
Overall (All Time): #2,161,565 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7275707 Conveying system for feeding paper reels to reel stands and method for operating the same Walter Brandli, Hugo Allemann, Jean-Jacques Perinat 2007-10-02
5295829 Water supply device for dental work stations Hans-Michael Kratochwilla 1994-03-22