Masafumi Narikawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Bit assignment in a communication system and communication method
- Patent number 7,801,170
- Issue date Sep 21, 2010
- Mitsubishi Denki Kabushiki Kaisha
- Wataru Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system and communication method
- Patent number 7,688,866
- Issue date Mar 30, 2010
- Mitsubishi Denki Kabushiki Kaisha
- Wataru Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Bit assignment in a communication system and communication method
- Patent number 7,457,309
- Issue date Nov 25, 2008
- Mitsubishi Denki Kabushiki Kaisha
- Wataru Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system and communication method
- Patent number 7,212,552
- Issue date May 1, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Wataru Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system and communication method
- Patent number 6,782,005
- Issue date Aug 24, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Wataru Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication device and interference rejection method therein
- Patent number 6,449,316
- Issue date Sep 10, 2002
- Mitsubishi Denki Kabushiki Kaisha
- Wataru Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Bit assignment in a communication system and communication method
- Publication number 20070195828
- Publication date Aug 23, 2007
- Wataru MATSUMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication System and Communication Method
- Publication number 20070127524
- Publication date Jun 7, 2007
- Wataru MATSUMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Relay amplifier
- Publication number 20070030561
- Publication date Feb 8, 2007
- MITSUBISHI MATERIALS CORPORATION
- Kenzo Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Radio access line extending device
- Publication number 20050239400
- Publication date Oct 27, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Masafumi Narikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication system and communication method
- Publication number 20040190551
- Publication date Sep 30, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Wataru Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Grouping apparatus, grouping method and grouping program of communi...
- Publication number 20040114561
- Publication date Jun 17, 2004
- Mitsubishi Denki Kabushiki Kaisha
- Masafumi Narikawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communication apparatus and communication method
- Publication number 20030026346
- Publication date Feb 6, 2003
- Wataru Matsumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Masafumi Narikawa

Person

Patents Grantslast 30 patents

Bit assignment in a communication system and communication method

Communication system and communication method

Bit assignment in a communication system and communication method

Communication system and communication method

Communication system and communication method

Communication device and interference rejection method therein

Patents Applicationslast 30 patents

Bit assignment in a communication system and communication method

Communication System and Communication Method

Relay amplifier

Radio access line extending device

Communication system and communication method

Grouping apparatus, grouping method and grouping program of communi...

Communication apparatus and communication method