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LAAKSO OLIVER A

Overview
  • Total Patents
    12
About

LAAKSO OLIVER A has a total of 12 patent applications. Its first patent ever was published in 1982. It filed its patents most often in United States and Canada. Its main competitors in its focus markets textiles and paper and chemical engineering are SALOMANS OY, LAAKSO OLIVER ARMAS and SUNDS DEFIBRATOR RAUMA OY.

Patent filings in countries

World map showing LAAKSO OLIVER As patent filings in countries
# Country Total Patents
#1 United States 8
#2 Canada 4

Patent filings per year

Chart showing LAAKSO OLIVER As patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Textiles and paper
#2 Chemical engineering

Focus technologies

# Technology
#1 Paper recycling
#2 Separation

Top inventors

# Name Total Patents
#1 Laakso Oliver A 12

Latest patents

Publication Filing date Title
US4746404A Chip presteaming and air washing
US4693785A Digester having plural screens and means for controlling the liquid withdrawal
US4632729A Chip presteaming and air washing
US4568419A Method of treating comminuted cellulosic fibrous material in a vertical vessel
US4564144A Stationary diffuser
US4521315A Pulp thickening utilizing stationary screens
US4441224A Method of continuously treating a fibrous suspension
US4468319A Stationary diffuser