Kyuichiro Nagai

Person

Fujisawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical pickup and optical disc apparatus provided with the same
- Patent number 7,379,397
- Issue date May 27, 2008
- Hitachi, Ltd.
- Hiromitsu Mori
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disc apparatus provided with the same
- Patent number 7,076,791
- Issue date Jul 11, 2006
- Hiromitsu Mori
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk case
- Patent number 6,874,157
- Issue date Mar 29, 2005
- Hitachi, Ltd.
- Hirofumi Taguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk cartridge
- Patent number 6,847,605
- Issue date Jan 25, 2005
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc cartridge for one-sided disc-shaped recordable medium
- Patent number 6,779,194
- Issue date Aug 17, 2004
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk cartridge with a holder having disk information on it
- Patent number 6,711,119
- Issue date Mar 23, 2004
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk cartridge
- Patent number 6,665,261
- Issue date Dec 16, 2003
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk cartridge
- Patent number 6,625,108
- Issue date Sep 23, 2003
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk cartridge
- Patent number 6,577,593
- Issue date Jun 10, 2003
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk device with eliminatable gaps
- Patent number 6,519,220
- Issue date Feb 11, 2003
- Hitachi, Ltd.
- Nobuo Masuoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk cartridge
- Patent number 6,510,132
- Issue date Jan 21, 2003
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc cartridge
- Patent number 6,507,560
- Issue date Jan 14, 2003
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk cartridge with holder and disk information
- Patent number 6,480,464
- Issue date Nov 12, 2002
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc cartridge
- Patent number 6,463,030
- Issue date Oct 8, 2002
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk cartridge
- Patent number 6,449,242
- Issue date Sep 10, 2002
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc cartridge
- Patent number 6,400,678
- Issue date Jun 4, 2002
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk cartridge with a disk holding member
- Patent number 6,349,087
- Issue date Feb 19, 2002
- Hitachi, Ltd.
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk device with vibration-insulating mechanism
- Patent number 6,285,642
- Issue date Sep 4, 2001
- Hitachi, Ltd.
- Nobuo Masuoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk apparatus and motor therefor
- Patent number 6,256,288
- Issue date Jul 3, 2001
- Hitachi, Ltd.
- Yoshiaki Yamauchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording having a slidable chassis
- Patent number 6,008,963
- Issue date Dec 28, 1999
- Hitachi Ltd.
- Yasuhiro Nemoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc auto changer for recording or reproducing information on a des...
- Patent number 5,982,719
- Issue date Nov 9, 1999
- Hitachi, Ltd.
- Tatsumi Nishijima
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc inclining/disc inverting mechanism in a disc storage/playback...
- Patent number 5,862,119
- Issue date Jan 19, 1999
- Hitachi, Ltd.
- Tatsumi Nishijima
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape guide apparatus for helically wound tape
- Patent number 4,837,646
- Issue date Jun 6, 1989
- Hitachi, Ltd.
- Kyuichiro Nagai
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal-recording/reproducing apparatus
- Patent number 4,583,137
- Issue date Apr 15, 1986
- Hitachi, Ltd.
- Kenji Ogiro
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical pickup and optical disc apparatus provided with the same
- Publication number 20060233069
- Publication date Oct 19, 2006
- Hitachi, Ltd
- Hiromitsu Mori
- G11 - INFORMATION STORAGE
Information Patent Application
Disk cartridge
- Publication number 20040177367
- Publication date Sep 9, 2004
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup and optical disc apparatus provided with the same
- Publication number 20030117934
- Publication date Jun 26, 2003
- Hitachi, Ltd
- Hiromitsu Mori
- G11 - INFORMATION STORAGE
Information Patent Application
Disc cartridge
- Publication number 20030058783
- Publication date Mar 27, 2003
- Hitachi, Ltd
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disk case
- Publication number 20020185393
- Publication date Dec 12, 2002
- Hirofumi Taguchi
- G11 - INFORMATION STORAGE
Information Patent Application
DISC CARTRIDGE
- Publication number 20020034156
- Publication date Mar 21, 2002
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disk cartridge
- Publication number 20020034157
- Publication date Mar 21, 2002
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disk cartridge
- Publication number 20020027871
- Publication date Mar 7, 2002
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disk cartridge
- Publication number 20020027872
- Publication date Mar 7, 2002
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disk cartridge
- Publication number 20020027873
- Publication date Mar 7, 2002
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disk cartridge
- Publication number 20020027874
- Publication date Mar 7, 2002
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disk cartridge
- Publication number 20020024927
- Publication date Feb 28, 2002
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disc cartridge
- Publication number 20010033545
- Publication date Oct 25, 2001
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disc cartridge
- Publication number 20010015952
- Publication date Aug 23, 2001
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disk cartridge
- Publication number 20010015953
- Publication date Aug 23, 2001
- Tomomi Okamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Disk device
- Publication number 20010014072
- Publication date Aug 16, 2001
- Hitachi, Ltd.
- Nobuo Masuoka
- G11 - INFORMATION STORAGE

Kyuichiro Nagai

Person

Patents Grantslast 30 patents

Optical pickup and optical disc apparatus provided with the same

Optical pickup and optical disc apparatus provided with the same

Disk case

Disk cartridge

Disc cartridge for one-sided disc-shaped recordable medium

Disk cartridge with a holder having disk information on it

Disk cartridge

Disk cartridge

Disk cartridge

Disk device with eliminatable gaps

Disk cartridge

Disc cartridge

Disk cartridge with holder and disk information

Disc cartridge

Disk cartridge

Disc cartridge

Disk cartridge with a disk holding member

Disk device with vibration-insulating mechanism

Disk apparatus and motor therefor

Magnetic recording having a slidable chassis

Disc auto changer for recording or reproducing information on a des...

Disc inclining/disc inverting mechanism in a disc storage/playback...

Tape guide apparatus for helically wound tape

Signal-recording/reproducing apparatus

Patents Applicationslast 30 patents

Optical pickup and optical disc apparatus provided with the same

Disk cartridge

Optical pickup and optical disc apparatus provided with the same

Disc cartridge

Disk case

DISC CARTRIDGE

Disk cartridge

Disk cartridge

Disk cartridge

Disk cartridge

Disk cartridge

Disk cartridge

Disc cartridge

Disc cartridge

Disk cartridge

Disk device