AP

Ari Piispanen

Overall (All Time): #826,549 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
11199367 Method and system for controlling energy streams 2021-12-14
11192065 Method and apparatus for separating carbon dioxide and for utilizing carbon dioxide 2021-12-07
9660494 Joint and jointing method in a permanent magnet synchronous machine Asko Parviainen 2017-05-23
7887659 Reuse method for utilising reject rolls being produced in paper and cardboard factories Pekka Amto 2011-02-15
6233990 Method for manufacturing a formed piece of metal Timo Kassi 2001-05-22
6145362 Process and apparatus for the manufacture of a cooking vessel by roll forming Timo Savinainen, Juha Varis, Veli Pekka Kujanpaa, Timo Kassi 2000-11-14