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Kyuichirou Nagai
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Fujisawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Recorder equipped with dubbing function
Patent number
8,073,312
Issue date
Dec 6, 2011
Hitachi, Ltd.
Takashi Yoshimaru
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk cartridge
Patent number
6,948,179
Issue date
Sep 20, 2005
Hitachi, Ltd.
Tomomi Okamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape recording and reproducing plug-in unit
Patent number
5,812,340
Issue date
Sep 22, 1998
Hitachi, Ltd.
Tatsumi Nishijima
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording/reproducing apparatus
Patent number
5,291,351
Issue date
Mar 1, 1994
Hitachi, Ltd.
Kouhei Takita
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape loading mechanism for magnetic recording and/or reproducing ap...
Patent number
5,278,707
Issue date
Jan 11, 1994
Hitachi, Ltd.
Naoko Tsuchiya
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape guide mechanism for recording and reproducing device
Patent number
5,196,977
Issue date
Mar 23, 1993
Hitachi, Ltd.
Hirokazu Shimizu
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape loading mechanism for magnetic recording and reproducing devices
Patent number
5,124,862
Issue date
Jun 23, 1992
Hitachi, Ltd.
Toshiyasu Sawano
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape loading mechanism for a magnetic recording/reproducing apparatus
Patent number
5,016,125
Issue date
May 14, 1991
Hitachi, Ltd.
Hidekazu Takeda
G11 - INFORMATION STORAGE
Information
Patent Grant
Tape tension controller for a cassette recording/playback apparatus
Patent number
4,943,874
Issue date
Jul 24, 1990
Hitachi, Ltd.
Hidekazu Takeda
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Recorder equipped with dubbing function
Publication number
20050265169
Publication date
Dec 1, 2005
Takashi Yoshimaru
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Optical disk drive
Publication number
20050030866
Publication date
Feb 10, 2005
Hiroaki Ono
G11 - INFORMATION STORAGE
Information
Patent Application
Disk cartridge
Publication number
20030128654
Publication date
Jul 10, 2003
Hitachi, Ltd
Tomomi Okamoto
G11 - INFORMATION STORAGE
Information
Patent Application
Disc case
Publication number
20030024833
Publication date
Feb 6, 2003
Kyuichirou Nagai
G11 - INFORMATION STORAGE