Masahiko Ishida

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Miyanohigashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical detector
- Patent number 6,777,683
- Issue date Aug 17, 2004
- Horiba Ltd.
- Kennosuke Kojima
- G01 - MEASURING TESTING
Information Patent Grant
Infrared oil-concentration meter
- Patent number 5,672,874
- Issue date Sep 30, 1997
- Horiba, Ltd.
- Hiroshi Fujii
- G01 - MEASURING TESTING
Information Patent Grant
Gas analyzer and gas-analyzing mechanism
- Patent number 5,572,032
- Issue date Nov 5, 1996
- Horiba, Ltd.
- Masahiko Fujiwara
- G01 - MEASURING TESTING
Information Patent Grant
Optical filter for measurement of combustion gases and method of ma...
- Patent number 5,138,485
- Issue date Aug 11, 1992
- Horiba, Ltd.
- Masahiko Ishida
- G02 - OPTICS
Information Patent Grant
Infrared ray detector with multiple optical filters
- Patent number 5,041,723
- Issue date Aug 20, 1991
- Horiba, Ltd.
- Masahiko Ishida
- G01 - MEASURING TESTING
Information Patent Grant
Multi-layer interference filter
- Patent number 4,747,666
- Issue date May 31, 1988
- Horiba, Ltd.
- Masahiko Ishida
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical detector
- Publication number 20020122314
- Publication date Sep 5, 2002
- HORIBA, LTD.
- Kennosuke Kojima
- G01 - MEASURING TESTING