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Kaoru Harada
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Yokohama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Map display apparatus
Patent number
6,756,919
Issue date
Jun 29, 2004
Hitachi, Ltd.
Yoshinori Endo
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Map display apparatus
Patent number
6,603,407
Issue date
Aug 5, 2003
Hitachi, Ltd.
Yoshinori Endo
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Pocket-size information transfer apparatus having dual IC card inse...
Patent number
6,454,164
Issue date
Sep 24, 2002
Hitachi, Ltd.
Manabu Wakabayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Map display apparatus
Patent number
6,278,383
Issue date
Aug 21, 2001
Hitachi, Ltd.
Yoshinori Endo
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Map display apparatus
Patent number
5,964,810
Issue date
Oct 12, 1999
Xanavi Informatics Corporation
Motoki Hirano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Portable card reader/writer
Patent number
5,929,427
Issue date
Jul 27, 1999
Hitachi, Ltd.
Kaoru Harada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Map display apparatus
Patent number
5,917,436
Issue date
Jun 29, 1999
Hitachi, Ltd.
Yoshinori Endo
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
Map display apparatus
Publication number
20030197626
Publication date
Oct 23, 2003
Yoshinori Endo
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Map display apparatus
Publication number
20020011941
Publication date
Jan 31, 2002
Yoshinori Endo
G01 - MEASURING TESTING