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Junji Okayama
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Minami-ku, JP
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Patents Grants
last 30 patents
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Patent Grant
Apparatus and method for analyzing particulate matter in gas and ap...
Patent number
6,516,654
Issue date
Feb 11, 2003
Horiba, Ltd.
Hiroshi Uchihara
G01 - MEASURING TESTING
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Patent Grant
Apparatus for analyzing particulates
Patent number
4,747,297
Issue date
May 31, 1988
Horiba, Ltd.
Junji Okayama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Patent Grant
Continuous particulate-measuring apparatus using an optoacoustic ef...
Patent number
4,594,004
Issue date
Jun 10, 1986
Horiba, Ltd.
Kozo Ishida
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Apparatus and method for analyzing particulate matter in gas and ap...
Publication number
20010029775
Publication date
Oct 18, 2001
Hiroshi Uchihara
G01 - MEASURING TESTING