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Hiroyuki Tomihara
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Hitachinaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cellular mobile telephone apparatus and an alarm device therefor
Patent number
6,697,647
Issue date
Feb 24, 2004
Hitachi, Ltd.
Kazutoshi Higuchi
G08 - SIGNALLING
Information
Patent Grant
Cellular mobile telephone apparatus and an alarm device therefor
Patent number
6,377,823
Issue date
Apr 23, 2002
Hitachi, Ltd.
Kazutoshi Higuchi
G08 - SIGNALLING
Information
Patent Grant
Cellular mobile telephone apparatus and an alarm device therefor
Patent number
6,032,058
Issue date
Feb 29, 2000
Hitachi, Ltd.
Kazutoshi Higuchi
G08 - SIGNALLING
Patents Applications
last 30 patents
Information
Patent Application
CELLULAR MOBILE TELEPHONE APPARATUS AND AN ALARM DEVICE THEREFOR
Publication number
20020034970
Publication date
Mar 21, 2002
Kazutoshi Higuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Cellular mobile telephone apparatus and an alarm device therefor
Publication number
20010023195
Publication date
Sep 20, 2001
Kazutoshi Higuchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE