Yoshito Ohta

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Tokorozawa-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
CDMA communication system and method
- Patent number 7,916,699
- Issue date Mar 29, 2011
- Hitachi, Ltd.
- Masayuki Ariyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA communication system and method
- Patent number 7,545,777
- Issue date Jun 9, 2009
- Hitachi Communication Technologies, Ltd.
- Masayuki Ariyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA communication system and method
- Patent number 6,597,676
- Issue date Jul 22, 2003
- Hitachi, Ltd.
- Masayuki Ariyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA communication system and method
- Patent number 6,137,786
- Issue date Oct 24, 2000
- Hitachi, Ltd.
- Masayuki Ariyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
CDMA Communication system and method
- Patent number 5,930,244
- Issue date Jul 27, 1999
- Hitachi, Ltd.
- Masayuki Ariyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system having at least two types of communication cha...
- Patent number 5,878,277
- Issue date Mar 2, 1999
- Hitachi Denshi Kabushiki Kaisha
- Yoshito Ohta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CDMA COMMUNICATION SYSTEM AND METHOD
- Publication number 20090245210
- Publication date Oct 1, 2009
- Hitachi Communication Technologies, Ltd.
- Masayuki ARIYOSHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CDMA communication system and method
- Publication number 20030214932
- Publication date Nov 20, 2003
- Hitachi, Ltd.
- Masayuki Ariyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE