Fumihiro Nakajima

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Wavelength de-multiplexing system and optical receiver module
- Patent number 10,826,622
- Issue date Nov 3, 2020
- Sumitomo Electric Industries, Ltd
- Kazuaki Mii
- G02 - OPTICS
Information Patent Grant
Wavelength de-multiplexing system and optical receiver module
- Patent number 10,707,970
- Issue date Jul 7, 2020
- Sumitomo Electric Industries, Ltd
- Kazuaki Mii
- G02 - OPTICS
Information Patent Grant
Optical receiver module and process to assemble optical receiver mo...
- Patent number 10,281,653
- Issue date May 7, 2019
- Sumitomo Electric Industries, Ltd.
- Masanobu Kawamura
- G02 - OPTICS
Information Patent Grant
Optical receiver module and process to assemble optical receiver mo...
- Patent number 10,128,974
- Issue date Nov 13, 2018
- Sumitomo Electric Industries, Ltd.
- Masanobu Kawamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transceiver outputting wavelength multiplexed signal and re...
- Patent number 9,768,872
- Issue date Sep 19, 2017
- Sumitomo Electric Industries, Ltd.
- Shinta Kasai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Receiver optical module for wavelength multiplexed signal
- Patent number 9,614,636
- Issue date Apr 4, 2017
- Sumitomo Electric Industries, Ltd
- Fumihiro Nakajima
- G02 - OPTICS
Information Patent Grant
Receiver optical module including optical de-multiplexer, lenses, a...
- Patent number 9,363,021
- Issue date Jun 7, 2016
- Sumitomo Electric Industries, Ltd
- Yasushi Fujimura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Receiver optical module for receiving wavelength multiplexed optica...
- Patent number 9,197,345
- Issue date Nov 24, 2015
- Sumitomo Electric Industries, Ltd
- Fumihiro Nakajima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical module with ceramic package reducing optical coupling stress
- Patent number 8,475,058
- Issue date Jul 2, 2013
- Sumitomo Electric Industries, Ltd
- Yasushi Fujimura
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL TRANSMITTER
- Publication number 20240154386
- Publication date May 9, 2024
- Sumitomo Electric Industries, Ltd.
- Satoshi YOSHIMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL DEVICE AND MANUFACTURING METHOD FOR OPTICAL DEVICE
- Publication number 20230221505
- Publication date Jul 13, 2023
- SUMITOMO ELECTRIC DEVICE INNOVATIONS, INC.
- Kazushige OKI
- G02 - OPTICS
Information Patent Application
WAVELENGTH DE-MULTIPLEXING SYSTEM AND OPTICAL RECEIVER MODULE
- Publication number 20200304212
- Publication date Sep 24, 2020
- Sumitomo Electric Industries, Ltd.
- Kazuaki MII
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH DE-MULTIPLEXING SYSTEM AND OPTICAL RECEIVER MODULE
- Publication number 20190109650
- Publication date Apr 11, 2019
- Sumitomo Electric Industries, Ltd.
- Kazuaki Mii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL RECEIVER MODULE AND PROCESS TO ASSEMBLE OPTICAL RECEIVER MO...
- Publication number 20160170145
- Publication date Jun 16, 2016
- Sumitomo Electric Industries, Ltd.
- Masanobu KAWAMURA
- G02 - OPTICS
Information Patent Application
OPTICAL TRANSCEIVER OUTPUTTING WAVELENGTH MULTIPLEXED SIGNAL AND RE...
- Publication number 20160149643
- Publication date May 26, 2016
- Sumitomo Electric Industries, Ltd.
- Shinta KASAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL RECEIVER MODULE AND PROCESS TO ASSEMBLE OPTICAL RECEIVER MO...
- Publication number 20150365175
- Publication date Dec 17, 2015
- Sumitomo Electric Industries, Ltd.
- Masanobu KAWAMURA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROCESS TO ASSEMBLE OPTICAL RECEIVER MODULE
- Publication number 20150365176
- Publication date Dec 17, 2015
- Sumitomo Electric Industries, Ltd.
- Masanobu KAWAMURA
- G02 - OPTICS
Information Patent Application
RECEIVER OPTICAL MODULE FOR WAVELENGTH MULTIPLEXED SIGNAL
- Publication number 20150055665
- Publication date Feb 26, 2015
- Sumitomo Electric Industries, Ltd.
- Fumihiro Nakajima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RECEIVER OPTICAL MODULE FOR RECEIVING WAVELENGTH MULTIPLEXED OPTICA...
- Publication number 20140346323
- Publication date Nov 27, 2014
- Yasushi Fujimura
- G02 - OPTICS
Information Patent Application
RECEIVER OPTICAL MODULE FOR RECEIVING WAVELENGTH MULTIPLEXED OPTICA...
- Publication number 20130148970
- Publication date Jun 13, 2013
- Sumitomo Electric Industries, Ltd.
- Fumihiro NAKAJIMA
- G02 - OPTICS
Information Patent Application
OPTICAL MODULE WITH CERAMIC PACKAGE
- Publication number 20120045183
- Publication date Feb 23, 2012
- Sumitomo Electric Industries, Ltd.
- Yasushi FUJIMURA
- G02 - OPTICS

Fumihiro Nakajima

Person

Patents Grantslast 30 patents

Wavelength de-multiplexing system and optical receiver module

Wavelength de-multiplexing system and optical receiver module

Optical receiver module and process to assemble optical receiver mo...

Optical receiver module and process to assemble optical receiver mo...

Optical transceiver outputting wavelength multiplexed signal and re...

Receiver optical module for wavelength multiplexed signal

Receiver optical module including optical de-multiplexer, lenses, a...

Receiver optical module for receiving wavelength multiplexed optica...

Optical module with ceramic package reducing optical coupling stress

Patents Applicationslast 30 patents

OPTICAL TRANSMITTER

OPTICAL DEVICE AND MANUFACTURING METHOD FOR OPTICAL DEVICE

WAVELENGTH DE-MULTIPLEXING SYSTEM AND OPTICAL RECEIVER MODULE

WAVELENGTH DE-MULTIPLEXING SYSTEM AND OPTICAL RECEIVER MODULE

OPTICAL RECEIVER MODULE AND PROCESS TO ASSEMBLE OPTICAL RECEIVER MO...

OPTICAL TRANSCEIVER OUTPUTTING WAVELENGTH MULTIPLEXED SIGNAL AND RE...

OPTICAL RECEIVER MODULE AND PROCESS TO ASSEMBLE OPTICAL RECEIVER MO...

PROCESS TO ASSEMBLE OPTICAL RECEIVER MODULE

RECEIVER OPTICAL MODULE FOR WAVELENGTH MULTIPLEXED SIGNAL

RECEIVER OPTICAL MODULE FOR RECEIVING WAVELENGTH MULTIPLEXED OPTICA...

RECEIVER OPTICAL MODULE FOR RECEIVING WAVELENGTH MULTIPLEXED OPTICA...

OPTICAL MODULE WITH CERAMIC PACKAGE