Pertti Rantala has been granted 5 US patents while listed as an inventor at Leiras Oy . The first was granted in 1996 and the most recent in November 2018. Pertti Rantala ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Pertti Rantala in Espoo, FI.
Patents per Year Patents granted per year, 1996 to 2018 Bar chart with a peak of 1 patents in 1996. peak 1 1996: 1 patents 1996 1999: 1 patents 1999 2015: 1 patents 2015 2016: 1 patents 2016 2018: 1 patents 2018
Issued Patents All Time
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Showing 1–5 of 5 patents
Patent # Title Co-Inventors Date
10142493 Online charging system (OCS) controlled media policy Marco Stura , Jani Ekman , Juha-Pekka Koskinen , Anne Narhi , Juha Vallinen 2018-11-27
9486743 Apparatus and method for removing finely divided solids from a liquid flow — 2016-11-08
8983427 Online charging system (OCS) controlled media policy Marco Stura , Jani Ekman , Juha-Pekka Koskinen , Anne Narhi , Juha Vallinen 2015-03-17
6004580 Pharmaceutical compositions derived from microemulsion-based gels Sune Backlund , Folke Eriksson , Maria Rantala , Kari Varho 1999-12-21
5525354 Pharmaceutical preparation and process for its manufacture Juhani Posti , Kirsi Katila 1996-06-11