Atsushi Hiraizumi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Arrayed waveguide grating optical multiplexer demultiplexer
- Patent number 6,668,117
- Issue date Dec 23, 2003
- The Furukawa Electric Co., Ltd.
- Junichi Hasegawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Arrayed waveguide grating optical multiplexer demultiplexer
- Publication number 20020191914
- Publication date Dec 19, 2002
- THE FURUKAWA ELECTRIC CO., LTD.
- Junichi Hasegawa
- G02 - OPTICS