Takatomo Katayama

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Patents Grantslast 30 patents

Information Patent Grant
Three-wavelength optical multiplexer
- Patent number 8,693,827
- Issue date Apr 8, 2014
- Tatsuta Electric Wire & Cable Co., Ltd.
- Takatomo Katayama
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
THREE-WAVELENGTH OPTICAL MULTIPLEXER
- Publication number 20120128296
- Publication date May 24, 2012
- Tatsuta Electric Wire & Cable Co., Ltd.
- Takatomo Katayama
- G02 - OPTICS