Yuuki Naganuma

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Filter assembly and optical module using same
- Patent number 8,340,522
- Issue date Dec 25, 2012
- Hitachi Cable, Ltd.
- Juhyun Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
FILTER ASSEMBLY AND OPTICAL MODULE USING SAME
- Publication number 20080175591
- Publication date Jul 24, 2008
- Juhyun Yu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE