Hideyuki Katayama

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Shizuoka, JP

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Patents Grantslast 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 Applicationslast 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