Noboru Kawakami

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber coupler
- Patent number 5,066,087
- Issue date Nov 19, 1991
- Fujikura Ltd.
- Ryozo Yamauchi
- G02 - OPTICS
Information Patent Grant
Optical fiber coupler and a fabrication method for the same
- Patent number 5,058,979
- Issue date Oct 22, 1991
- Fujikura Ltd.
- Ryozo Yamauchi
- G02 - OPTICS
Information Patent Grant
Optical fiber coupler manufacturing device
- Patent number 5,030,265
- Issue date Jul 9, 1991
- Fujikura Ltd.
- Fumio Suzuki
- G02 - OPTICS
Information Patent Grant
Optical fiber coupler and process for manufacturing same
- Patent number 5,029,961
- Issue date Jul 9, 1991
- Fujikura Ltd.
- Fumio Suzuki
- G02 - OPTICS