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Hideyuki Katayama
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Shizuoka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Access method for communication terminal
Patent number
9,182,496
Issue date
Nov 10, 2015
NEC PLATFORMS, LTD.
Hideyuki Katayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Timing of synchronizing signal
Patent number
8,825,075
Issue date
Sep 2, 2014
NEC Corporation
Hideyuki Katayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Musical alert radio pager
Patent number
6,545,590
Issue date
Apr 8, 2003
NEC Corporation
Hideyuki Katayama
G08 - SIGNALLING
Information
Patent Grant
Password-protected pager
Patent number
5,933,764
Issue date
Aug 3, 1999
NEC Corporation
Hideyuki Katayama
G08 - SIGNALLING
Information
Patent Grant
Message protection radio display paging using confidential code and...
Patent number
5,798,708
Issue date
Aug 25, 1998
NEC Corporation
Hideyuki Katayama
G08 - SIGNALLING
Patents Applications
last 30 patents
Information
Patent Application
COMMUNICATION TERMINAL
Publication number
20110130154
Publication date
Jun 2, 2011
Hideyuki Katayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMMUNICATION TERMINAL
Publication number
20110122826
Publication date
May 26, 2011
Hideyuki Katayama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Portable terminal equipment and method for previewing e-mail
Publication number
20040038705
Publication date
Feb 26, 2004
NEC Corporation
Hideyuki Katayama
G06 - COMPUTING CALCULATING COUNTING