Yoshiyuki Takahara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Particle analyzer and composite lens formed by integrally joining p...
- Patent number 6,409,141
- Issue date Jun 25, 2002
- Nihon Kohden Corporation
- Masao Yamazaki
- G01 - MEASURING TESTING
Information Patent Grant
Particle analyzer and composite lens formed by integrally joining p...
- Patent number 6,157,500
- Issue date Dec 5, 2000
- Nihon Kohden Corporation
- Masao Yamazaki
- G01 - MEASURING TESTING
Information Patent Grant
Particle analyzer and composite lens formed by integrally joining p...
- Patent number 6,084,670
- Issue date Jul 4, 2000
- Nihon Kohden Corporation
- Masao Yamazaki
- G01 - MEASURING TESTING