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TOPVIN OY

Overview
  • Total Patents
    25
About

TOPVIN OY has a total of 25 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Brazil, Canada and Czechia. Its main competitors in its focus markets macromolecular chemistry and polymers are BASELL POLIOLEFINE ITALIA SPA, BERNREITNER KLAUS and MONTECH USA INC.

Patent filings in countries

World map showing TOPVIN OYs patent filings in countries

Patent filings per year

Chart showing TOPVIN OYs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Harjuhahto Hannu 21
#2 Holmqvist Henrik 11
#3 Rockas Leif 11
#4 Karhu Esa 9
#5 Anas Tommy 4
#6 Hannu Harjuhahto 2
#7 Henrik Holmqvist 1
#8 Aanas Tommy 1
#9 Aanaes Tommy 1
#10 Karhu Fsa 1

Latest patents

Publication Filing date Title
US5780564A Method of preparing a homo-or copolymer of vinyl chloride containing .alpha.
HRP930138A2 Polyvinil chloride ready for processing and its preparation method
HRP930137A2 Vinyl chloride polymer
FI916190A0 Vinyl chloride polymer
FI916191A0 Polyvinyl chloride ready for treatment and process for its preparation