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Takehiro Takahashi
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Toride, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lens module and portable photography device
Patent number
9,547,218
Issue date
Jan 17, 2017
Hitachi Maxell, Ltd.
Takehiro Takahashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Diskette incorporating permanent magnet generator
Patent number
6,384,502
Issue date
May 7, 2002
Hitachi Metals, Ltd.
Masahiro Masuzawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Data collection-transmission apparatus and data collection system
Patent number
5,467,475
Issue date
Nov 14, 1995
Hitachi Maxell, Ltd.
Takehiro Takahashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card and portable terminal
Patent number
5,406,064
Issue date
Apr 11, 1995
Hitachi Maxell, Ltd.
Takehiro Takahashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card and portable terminal
Patent number
5,247,164
Issue date
Sep 21, 1993
Hitachi Maxell, Ltd.
Takehiro Takahashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
IC card reader/writer
Patent number
5,091,618
Issue date
Feb 25, 1992
Hitachi Maxell, Ltd.
Takehiro Takahashi
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
LENS MODULE AND PORTABLE PHOTOGRAPHY DEVICE
Publication number
20150355527
Publication date
Dec 10, 2015
HITACHI MAXELL, LTD.
Takehiro TAKAHASHI
G02 - OPTICS