Yoshiaki Sakai

Person

Higashikurume, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Magnetic head
- Patent number 6,097,576
- Issue date Aug 1, 2000
- TEAC Corporation
- Kiyoshi Fukuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Greater capacity writing method for a belt-driven tape cartridge or...
- Patent number 5,583,711
- Issue date Dec 10, 1996
- TEAC Corporation
- Hiroshi Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk apparatus having a power consumption reducing mechanism
- Patent number 5,442,608
- Issue date Aug 15, 1995
- Mitsubishi Electric Corp
- Yoshiaki Umeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk unit
- Patent number D357467
- Issue date Apr 18, 1995
- TEAC Corporation
- Yoshiaki Sakai
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Disk unit
- Patent number D357005
- Issue date Apr 4, 1995
- TEAC Corporation
- Yoshiaki Sakai
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Rotating disk data storage apparatus capable of preventing head tra...
- Patent number 5,357,384
- Issue date Oct 18, 1994
- TEAC Corporation
- Hiroshi Tsuyuguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Assembling position adjusting mechanism of a spindle motor for a ma...
- Patent number 5,309,628
- Issue date May 10, 1994
- Teac Corporation
- Kiyoshi Fukuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
System for positioning a head in a transverse reference position on...
- Patent number 5,299,074
- Issue date Mar 29, 1994
- TEAC Corporation
- Motoyuki Sukigara
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk storage device having eject member
- Patent number 5,291,356
- Issue date Mar 1, 1994
- Teac Corporation
- Kenji Matsumoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc drive
- Patent number D344270
- Issue date Feb 15, 1994
- Teac Corporation
- Kenji Matsumoto
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Disc drive
- Patent number D342726
- Issue date Dec 28, 1993
- Teac Corporation
- Yoshio Hirose
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Compatible data storage apparatus for use with disk assemblies of t...
- Patent number 5,155,638
- Issue date Oct 13, 1992
- TEAC Corporation
- Shinichi Aikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic head assembly
- Patent number 5,043,833
- Issue date Aug 27, 1991
- Teac Corporation
- Shinichi Aikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disc apparatus with a cosine equalizer and specific gap le...
- Patent number 5,032,934
- Issue date Jul 16, 1991
- Teac Corporation
- Shinichi Aikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording and/or reproducing apparatus having a head suppo...
- Patent number 4,903,156
- Issue date Feb 20, 1990
- Teac Corporation
- Tohru Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc drive assembly
- Patent number D300323
- Issue date Mar 21, 1989
- TEAC Corporation
- Yasushi Noda
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Method and apparatus for rewriting on a magnetic disk on which data...
- Patent number 4,771,346
- Issue date Sep 13, 1988
- TEAC Corporation
- Makoto Shoji
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording disk centering and clamping apparatus
- Patent number 4,709,283
- Issue date Nov 24, 1987
- TEAC Corporation
- Toshihiro Kitahara
- G11 - INFORMATION STORAGE
Information Patent Grant
Data transfer apparatus having a simplified clamp mechanism for hol...
- Patent number 4,694,361
- Issue date Sep 15, 1987
- TEAC Corporation
- Isamu Tsuchiya
- G11 - INFORMATION STORAGE
Information Patent Grant
Power saving circuit arrangement for data transfer apparatus with a...
- Patent number 4,691,255
- Issue date Sep 1, 1987
- TEAC Corporation
- Yoshiaki Sakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disk drive with a disk leveling mechanism
- Patent number 4,675,763
- Issue date Jun 23, 1987
- TEAC Corporation
- Yoshiaki Sakai
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic data transfer apparatus having a combined read/write head
- Patent number 4,651,235
- Issue date Mar 17, 1987
- TEAC Corporation
- Tsutomu Morita
- G11 - INFORMATION STORAGE
Information Patent Grant
Vibration controlled data transfer apparatus with a double sided fl...
- Patent number 4,611,257
- Issue date Sep 9, 1986
- TEAC Corporation
- Kazuhiko Shiroyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk storage file with a four phase, single phase drive stepping motor
- Patent number 4,594,620
- Issue date Jun 10, 1986
- TEAC Corporation
- Makoto Shoji
- G11 - INFORMATION STORAGE
Information Patent Grant
Data transfer system with a plurality of disklike record media for...
- Patent number 4,583,133
- Issue date Apr 15, 1986
- TEAC Corporation
- Makoto Shoji
- G11 - INFORMATION STORAGE
Information Patent Grant
Tape speed control servomechanism for a magnetic tape cassette appa...
- Patent number 4,163,532
- Issue date Aug 7, 1979
- Teac Corporation
- Yoshiaki Sakai
- G11 - INFORMATION STORAGE

Yoshiaki Sakai

Person

Patents Grantslast 30 patents

Magnetic head

Greater capacity writing method for a belt-driven tape cartridge or...

Disk apparatus having a power consumption reducing mechanism

Disk unit

Disk unit

Rotating disk data storage apparatus capable of preventing head tra...

Assembling position adjusting mechanism of a spindle motor for a ma...

System for positioning a head in a transverse reference position on...

Disk storage device having eject member

Disc drive

Disc drive

Compatible data storage apparatus for use with disk assemblies of t...

Magnetic head assembly

Magnetic disc apparatus with a cosine equalizer and specific gap le...

Magnetic recording and/or reproducing apparatus having a head suppo...

Disc drive assembly

Method and apparatus for rewriting on a magnetic disk on which data...

Recording disk centering and clamping apparatus

Data transfer apparatus having a simplified clamp mechanism for hol...

Power saving circuit arrangement for data transfer apparatus with a...

Magnetic disk drive with a disk leveling mechanism

Magnetic data transfer apparatus having a combined read/write head

Vibration controlled data transfer apparatus with a double sided fl...

Disk storage file with a four phase, single phase drive stepping motor

Data transfer system with a plurality of disklike record media for...

Tape speed control servomechanism for a magnetic tape cassette appa...