UH

Ulla Helmer

EA Eka Nobel Ab: 3 patents #15 of 132Top 15%
CA Casco Nobel Ab: 2 patents #2 of 27Top 8%
EN Eka Nobel: 1 patents #9 of 21Top 45%
Overall (All Time): #888,698 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5680320 Method of quantifying performance chemicals in pulp and paper Lars Renberg, Ralf Olsson 1997-10-21
5680321 Method of quantifying the properties of paper Lars Renberg, Ralf Olsson 1997-10-21
5638284 Method of quantifying the wet strength of paper Lars Renberg, Ralf Olsson 1997-06-10
5009789 Method and plant for separation of synthetic water soluble polymers Karl-Erland M. Stensio 1991-04-23
4816073 Aqueous dispersions, a process for their preparation and the use of the dispersions as sizing agents Randi Johansen, Ulf Carlson 1989-03-28
4743303 Aqueous dispersions, a process for their preparation and the use of the dispersions as sizing agents Randi Johansen 1988-05-10