Koichiro Haraguchi

Person

Kawagoe, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Waveform controlling device for a tracking error signal
- Patent number 5,926,445
- Issue date Jul 20, 1999
- Pioneer Electronic Corporation
- Takashi Sasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Gain control device for servo control
- Patent number 5,886,963
- Issue date Mar 23, 1999
- Pioneer Electronic Corporation
- Hiroyuki Abe
- G11 - INFORMATION STORAGE
Information Patent Grant
Gain control device for servo control
- Patent number 5,761,164
- Issue date Jun 2, 1998
- Pioneer Electronic Corporation
- Hiroyuki Abe
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic gain control apparatus for optical disc player
- Patent number 5,757,748
- Issue date May 26, 1998
- Pioneer Electronic Corporation
- Kazuhiro Kiyoura
- G11 - INFORMATION STORAGE
Information Patent Grant
Device and method for automatically controlling a servo loop gain
- Patent number 5,600,615
- Issue date Feb 4, 1997
- Pioneer Electronic Corporation
- Kazuhiro Kiyoura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for executing a CD playback setup operation in...
- Patent number 5,515,351
- Issue date May 7, 1996
- Pioneer Electronic Corporation
- Yoshiya Nonaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for reproducing information from a partially r...
- Patent number 5,508,988
- Issue date Apr 16, 1996
- Pioneer Electronic Corporation
- Yoshiya Nonaka
- G11 - INFORMATION STORAGE
Information Patent Grant
CD player capable of playing back partially recorded CD
- Patent number 5,471,441
- Issue date Nov 28, 1995
- Pioneer Electronic Corporation
- Yoshiya Nonaka
- G11 - INFORMATION STORAGE
Information Patent Grant
CD playing apparatus
- Patent number 5,430,698
- Issue date Jul 4, 1995
- Pioneer Electronic Corporation
- Yoshiya Nonaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for discriminating type of disks positioned on...
- Patent number 5,414,684
- Issue date May 9, 1995
- Pioneer Electronic Corporation
- Yoshiya Nonaka
- G11 - INFORMATION STORAGE

Koichiro Haraguchi

Person

Patents Grantslast 30 patents

Waveform controlling device for a tracking error signal

Gain control device for servo control

Gain control device for servo control

Automatic gain control apparatus for optical disc player

Device and method for automatically controlling a servo loop gain

Method and apparatus for executing a CD playback setup operation in...

Method and apparatus for reproducing information from a partially r...

CD player capable of playing back partially recorded CD

CD playing apparatus

Method and apparatus for discriminating type of disks positioned on...