Inventor
AKIYAMA SHIGEYUKI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “AKIYAMA SHIGEYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HORIBA LTD
12 patentsUS6878339B2Apr 12, 2005
NOx-concentration measuring apparatus
HORIBA LTD61 citations96
US5572032ANov 5, 1996
Gas analyzer and gas-analyzing mechanism
HORIBA LTD20 citations92
US5341102AAug 23, 1994
Electromagnetic induction-type conductivity meter with improved calibration with auxiliary circuit
HORIBA LTD63 citations92
US5773828AJun 30, 1998
Gas analyzer
HORIBA LTD29 citations91
US5693945ADec 2, 1997
Gas analyzer
HORIBA LTD34 citations90
US5252925AOct 12, 1993
Detector assembly for an electromagnetic induction-type conductivity meter
HORIBA LTD17 citations73
US5067814ANov 26, 1991
Apparatus for measuring fine particles in liquid
HORIBA LTD11 citations72
US5361030ANov 1, 1994
Leak detector for electro-magnetic induction-type conductivity meter
HORIBA LTD4 citations62
US5780716AJul 14, 1998
Gas analyzing apparatus
HORIBA LTD5 citations61
US7928033B2Apr 19, 2011
Catalyst for reducing mercury, a mercury conversion unit, and an apparatus for measuring total mercury in combustion exhaust gas by using the same
HORIBA LTD5 citations60
US7227642B2Jun 5, 2007
Absorbance monitor
HORIBA LTD5 citations59
US9962647B2May 8, 2018
Zero gas refiner CO2 concentration measurement device and CO2 concentration measurement system
HORIBA LTD1 citations47