Assignee
JANESKO OY
FI23 patents
Top patents by PatentIndex Score
US6067151AMay 23, 2000
Refractometer
JANESKO OY35 citations92
US5563737AOct 8, 1996
Arrangement for cleaning an optical window in a process
JANESKO OY39 citations90
US5617201AApr 1, 1997
Method for refractometer measuring using mathematical modelling
JANESKO OY33 citations85
US7631569B2Dec 15, 2009
Arrangement for moving measuring head of measuring device into and out of process space
JANESKO OY8 citations83
US6760098B2Jul 6, 2004
Refractometer
JANESKO OY14 citations83
US6208423B1Mar 27, 2001
Arrangement at measurement of PH or another chemical property detectable by dye indicators
JANESKO OY16 citations78
US5009113AApr 23, 1991
Arrangement for displacing a measuring head of a measuring means into and from a process space
JANESKO OY11 citations71
US5742382AApr 21, 1998
Refractometer
JANESKO OY12 citations66
US5936160AAug 10, 1999
Method and apparatus for measuring sound velocity in liquid
JANESKO OY6 citations62
US10203279B1Feb 12, 2019
Optical measuring device, a refractometer and an arrangement for an optical measurement
JANESKO OY2 citations61
US5606115AFeb 25, 1997
Measures device for measuring the rheological properties of a substance
JANESKO OY3 citations60
US5949549ASep 7, 1999
Colorimeter with a beamsplitting prism
JANESKO OY4 citations59
US5309288AMay 3, 1994
Prismatic device for use with process refractometers
JANESKO OY14 citations59
US10288552B2May 14, 2019
Sealing arrangement and sealing method of a measuring device
JANESKO OY0 citations51
US10113960B2Oct 30, 2018
Arrangement in connection with measuring window of refractometer, and refractometer
JANESKO OY1 citations50
US9632025B2Apr 25, 2017
Method and measuring device for continuously measuring the abbe number
JANESKO OY1 citations50
US7619723B2Nov 17, 2009
Refractometer
JANESKO OY4 citations49
US6907182B2Jun 14, 2005
Optical conductor
JANESKO OY1 citations48
US6875642B2Apr 5, 2005
Method for manufacturing thin film, and thin film
JANESKO OY1 citations48
US6819419B2Nov 16, 2004
Method for illuminating particles contained in a medium for optical analysis, and optical particle analyser
JANESKO OY2 citations44
US9766176B2Sep 19, 2017
Method and arrangement in connection with separate sample taken from process liquid
JANESKO OY0 citations39
US9719919B2Aug 1, 2017
Method for measuring refractive index, and refractometer
JANESKO OY0 citations38
US9243936B2Jan 26, 2016
Measuring sensor
JANESKO OY0 citations28