Maki Inai

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical waveguide and process for producing it
- Patent number 5,790,726
- Issue date Aug 4, 1998
- Sumitomo Electric Industries, Ltd.
- Masumi Ito
- G02 - OPTICS
Information Patent Grant
Optical waveguide and process for producing it
- Patent number 5,627,933
- Issue date May 6, 1997
- Sumitomo Electric Industries, Ltd.
- Masumi Ito
- G02 - OPTICS