Youske Yamazaki

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Wavelength division multiplexing optical device and manufacturing m...
- Patent number 6,085,000
- Issue date Jul 4, 2000
- Fujitsu Limited
- Kazuhiro Tanaka
- G02 - OPTICS
Information Patent Grant
Optical transmission terminal device
- Patent number 5,960,141
- Issue date Sep 28, 1999
- Fujitsu Limited
- Seimi Sasaki
- G02 - OPTICS