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Noriaki Sakurada
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Nagano, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Card-shaped electronic apparatus
Patent number
6,619,966
Issue date
Sep 16, 2003
Seiko Epson Corporation
Noriaki Sakurada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor memory device with enable signal conversion circuit o...
Patent number
5,590,088
Issue date
Dec 31, 1996
Seiko Epson Corporation
Noriaki Sakurada
G11 - INFORMATION STORAGE
Information
Patent Grant
IC card with dual level power supply interface and method for opera...
Patent number
5,490,117
Issue date
Feb 6, 1996
Seiko Epson Corporation
Zenzo Oda
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory card having controller providing adjustable refresh to a plu...
Patent number
5,345,574
Issue date
Sep 6, 1994
Seiko Epson Corporation
Noriaki Sakurada
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory card with control and voltage boosting circuits and electron...
Patent number
5,267,211
Issue date
Nov 30, 1993
Seiko Epson Corporation
Ichiro Kobayashi
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
CARD-SHAPED ELECTRONIC APPARATUS
Publication number
20020001982
Publication date
Jan 3, 2002
NORIAKI SAKURADA
G06 - COMPUTING CALCULATING COUNTING