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VAISALA OY

Overview
  • Total Patents
    603
About

VAISALA OY has a total of 603 patent applications. Its first patent ever was published in 1957. It filed its patents most often in Finland, Japan and United States. Its main competitors in its focus markets measurement, machines and electrical machinery and energy are TOITSU KOGYO KK, VAISALA OYJ and SUSKO KENNETH.

Patent filings in countries

World map showing VAISALA OYs patent filings in countries
# Country Total Patents
#1 Finland 126
#2 Japan 73
#3 United States 71
#4 United Kingdom 49
#5 France 47
#6 Germany 42
#7 Brazil 31
#8 Australia 27
#9 Canada 27
#10 Italy 24
#11 EPO (European Patent Office) 23
#12 South Africa 15
#13 Norway 10
#14 China 9
#15 Sweden 8
#16 Switzerland 5
#17 Denmark 5
#18 Netherlands 5
#19 Spain 2
#20 Argentina 1
#21 Austria 1
#22 Portugal 1
#23 Russian Federation 1

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Lehto Ari 81
#2 Kuisma Heikki 57
#3 Ponkala Jorma 53
#4 Stormbom Lars 36
#5 Antikainen Veijo 26
#6 Lyyra Matti 21
#7 Turtiainen Heikki 17
#8 Andersson Henry 16
#9 Reittu Osmo 16
#10 Ari Reeto 13

Latest patents

Publication Filing date Title
FI962469A0 Apparatus and method for calibrating a humidity measuring device
FI960067A0 Procedure and temperature sensor design for eliminating radiation errors
FI955820A Procedure for measuring the relative humidity, especially in radios and humidity sensors for applying the method
FI955657A0 Electrically modulated thermal radiation source
FI955191A0 Method and arrangement for determination of dew point
FI954923A0 Procedure and sensor for dew point measurement
FI953054A0 Vindmaetare
GB9811584D0 Apparatus for prediction of icing
FI951339A0 Method for calibrating an NDIR device and calibration device
FI951147A0 Code-free GPS positioning method and equipment for code-free positioning
FI950715A0 Surface micromechanical, symmetrical differential pressure sensor
FI946117A0 Electronically expressed impedance sensor for measuring physical quantities, in particular temperature or humidity, and method of manufacturing such sensors
FI945385A0 Method for measuring the dew point or gas content and equipment for predicting freezing
FI944950A0 Method for measuring the concentration of non-polar gases such as carbon dioxide with a polymer-based sensor and sensor structure
FI943251A0 Selective infrared detector
FI942727A0 Foer recovery Feneration regeneration in the presence of polymer-based tunnel films
FI941746A0 Foerfarande Foer maetning av daggpunkt eller gashalt
FI940742A0 Electrically adjustable surface micromechanical Fabry-Perot interferometer for optical material analysis
FI940240A0 A method of manufacturing a microporous gas-permeable electrode and a microporous gas-permeable electrode
FI940117A0 Device and method for measuring visibility and prevailing weather conditions