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Masaaki Hiroya
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electronic-money rewarding system for lost and found IC card
Patent number
6,679,423
Issue date
Jan 20, 2004
Hitachi, Ltd.
Makoto Ijichi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic money processing method having a transaction fee collect...
Patent number
6,321,213
Issue date
Nov 20, 2001
Hitachi, Ltd.
Atsushi Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic-money rewarding system for lost and found IC card
Patent number
6,273,334
Issue date
Aug 14, 2001
Hitachi, Ltd.
Makoto Ijichi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Transaction-oriented electronic accommodation system
Patent number
6,230,971
Issue date
May 15, 2001
Hitachi, Ltd.
Kenji Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Transaction-oriented electronic accommodation system
Patent number
6,116,506
Issue date
Sep 12, 2000
Hitachi, Ltd.
Kenji Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic money sending system
Patent number
6,039,250
Issue date
Mar 21, 2000
Hitachi, Ltd.
Atsushi Ito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Electronic-money rewarding system for lost and found IC card
Patent number
5,932,859
Issue date
Aug 3, 1999
Hitachi, Ltd.
Makoto Ijichi
G07 - CHECKING-DEVICES
Information
Patent Grant
Electronic ticket vending system and method thereof
Patent number
5,754,654
Issue date
May 19, 1998
Hitachi, Ltd.
Masaaki Hiroya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Communication service system employing translation rules for commun...
Patent number
5,751,957
Issue date
May 12, 1998
Hitachi, Ltd.
Masaaki Hiroya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of controlling information in multimedia system
Patent number
5,481,664
Issue date
Jan 2, 1996
Hitachi, Ltd.
Masaaki Hiroya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Transaction processing system and method
Patent number
5,276,617
Issue date
Jan 4, 1994
Hitachi, Ltd.
Masaaki Hiroya
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for performing transaction
Patent number
5,214,269
Issue date
May 25, 1993
Hitachi, Ltd.
Khotaro Yamashita
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Electronic-money rewarding system for lost and found IC card
Publication number
20020125311
Publication date
Sep 12, 2002
Hitachi, Ltd.
Makoto Ijichi
G06 - COMPUTING CALCULATING COUNTING