EH

Erkki Hellen

KO Kemira Oyj: 1 patents #26 of 62Top 45%
SO Stora Enso Oyj: 1 patents #27 of 59Top 50%
UP Upm-Kymmene: 1 patents #16 of 43Top 40%
Overall (2020): #479,568 of 565,922Top 85%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10844542 Method for providing a pretreated filler composition and its use in paper and board manufacturing Matti Hietaniemi, Mikko Virtanen, Katariina Torvinen, Terhi Saari 2020-11-24