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Hideharu Omori
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Saitama, JP
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last 30 patents
Information
Patent Grant
Synchronizing system in digital communication line
Patent number
5,228,035
Issue date
Jul 13, 1993
Iwatsu Electric Co., Ltd.
Akira Hirato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Key telephone system
Patent number
5,025,441
Issue date
Jun 18, 1991
Iwatsu Electric Company, Ltd.
Masaharu Kamigaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data circuit-terminating equipment
Patent number
4,815,099
Issue date
Mar 21, 1989
Iwatsu Electric Co., Ltd.
Toshimichi Shimatani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Time division multiplex telecommunications system and method for a...
Patent number
4,726,013
Issue date
Feb 16, 1988
Iwatsu Electric Co., Ltd.
Masayuki Kawashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE