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Patents Grants
last 30 patents
Information
Patent Grant
Reader and/or writer for IC card
Patent number
4,926,032
Issue date
May 15, 1990
Tokyo Tatsuno Co., Ltd.
Norio Shimamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Device for reading/writing IC card as external memory
Patent number
4,835,375
Issue date
May 30, 1989
Tokyo Tatsuno Co., Ltd.
Norio Shimamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Device for reading and writing magnetic and/or IC card as external...
Patent number
4,833,310
Issue date
May 23, 1989
Tokyo Tatsuno Co., Ltd.
Norio Shimamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Device for inserting and holding an IC card as an external memory d...
Patent number
4,724,310
Issue date
Feb 9, 1988
Tokyo Tatsuno Co., Ltd.
Norio Shimamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Device for reading and writing IC-external storage cards
Patent number
4,602,351
Issue date
Jul 22, 1986
Tokyo Tatsuno Co., Ltd.
Norio Shimamura
G06 - COMPUTING CALCULATING COUNTING