Yasuhiro Hayashi

Person

Minami-ashigara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Information processing apparatus, information processing system, an...
- Patent number 10,983,739
- Issue date Apr 20, 2021
- Ricoh Company, Ltd.
- Yasuhiro Hayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing device, information processing system, and i...
- Patent number 10,389,901
- Issue date Aug 20, 2019
- Ricoh Company, Ltd.
- Yasuhiro Hayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical disk drive device and method
- Patent number 8,121,015
- Issue date Feb 21, 2012
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc drive device and tilt correction device
- Patent number 7,907,481
- Issue date Mar 15, 2011
- Kabushiki Kaisha Toshiba
- Takashi Inoue
- G11 - INFORMATION STORAGE
Information Patent Grant
Pickup control device, optical disk apparatus and pickup control me...
- Patent number 7,773,470
- Issue date Aug 10, 2010
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Drive current control circuit for laser and optical disk device
- Patent number 7,535,941
- Issue date May 19, 2009
- Kabushiki Kaisha Toshiba
- Takashi Inoue
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotation correcting apparatus and optical disk apparatus
- Patent number 7,502,286
- Issue date Mar 10, 2009
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic power control filter circuit and optical disc device
- Patent number 7,486,711
- Issue date Feb 3, 2009
- Kabushiki Kaisha Toshiba
- Akira Nakao
- G11 - INFORMATION STORAGE
Information Patent Grant
Controller for an optical disk drive, semiconductor integrated circ...
- Patent number 7,221,629
- Issue date May 22, 2007
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Track search control circuit and optical disc drive
- Patent number 7,088,646
- Issue date Aug 8, 2006
- Kabushiki Kaisha Toshiba
- Takashi Inoue
- G11 - INFORMATION STORAGE
Information Patent Grant
Rotation control circuit, semiconductor integrated circuit, optical...
- Patent number 7,012,863
- Issue date Mar 14, 2006
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal processing circuit having a voltage controlled oscillator ca...
- Patent number 6,587,411
- Issue date Jul 1, 2003
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk reproducing apparatus having active wide-range PLL device
- Patent number 6,496,470
- Issue date Dec 17, 2002
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk reproducing apparatus having active wide-range PLL device
- Patent number 6,285,640
- Issue date Sep 4, 2001
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk driver
- Patent number 6,236,632
- Issue date May 22, 2001
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Focus servo control system and disk reproducing system
- Patent number 6,178,145
- Issue date Jan 23, 2001
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc data reproducing apparatus and signal processing circuit
- Patent number 6,061,315
- Issue date May 9, 2000
- Kabushiki Kaisha Toshiba
- Jun Inagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk reproducing apparatus having active wide-range PLL device
- Patent number 5,982,724
- Issue date Nov 9, 1999
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc data reproducing apparatus and signal processing circuit
- Patent number 5,856,963
- Issue date Jan 5, 1999
- Kabushiki Kaisha Toshiba
- Jun Inagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc data reproducing apparatus and signal processing circuit
- Patent number 5,856,962
- Issue date Jan 5, 1999
- Kabushiki Kaisha Toshiba
- Jun Inagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc data reproducing apparatus and signal processing circuit
- Patent number 5,835,464
- Issue date Nov 10, 1998
- Kabushiki Kaisha Toshiba
- Jun Inagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc data reproducing apparatus and signal processing circuit
- Patent number 5,828,638
- Issue date Oct 27, 1998
- Kabushiki Kaisha Toshiba
- Jun Inagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc data reproducing apparatus and signal processing circuit
- Patent number 5,822,289
- Issue date Oct 13, 1998
- Kabushiki Kaisha Toshiba
- Jun Inagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc data reproducing apparatus and signal processing circuit
- Patent number 5,815,476
- Issue date Sep 29, 1998
- Kabushiki Kaisha Toshiba
- Jun Inagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk reproducing apparatus equipped with variable gain ampl...
- Patent number 5,784,356
- Issue date Jul 21, 1998
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc data reproducing apparatus and signal processing circuit for r...
- Patent number 5,729,515
- Issue date Mar 17, 1998
- Kabushiki Kaisha Toshiba
- Jun Inagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Focus balance automatic adjusting device and automatic adjusting me...
- Patent number 5,610,886
- Issue date Mar 11, 1997
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Silver halide color photographic material
- Patent number 5,350,665
- Issue date Sep 27, 1994
- Fuji Photo Film Co., Ltd.
- Kazunori Hasebe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dynamic tracking reproduction apparatus
- Patent number 5,331,480
- Issue date Jul 19, 1994
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for forming a color image
- Patent number 5,288,597
- Issue date Feb 22, 1994
- Fuji Photo Film Co., Ltd.
- Yasuhiro Hayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND I...
- Publication number 20210105375
- Publication date Apr 8, 2021
- RICOH COMPANY, LTD.
- Yasuhiro HAYASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING TERMINAL, NON-TRANSITORY RECORDING MEDIUM, A...
- Publication number 20200272514
- Publication date Aug 27, 2020
- RICOH COMPANY, LTD.
- YASUHIRO HAYASHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING TERMINAL, RESOURCE RESERVATION SYSTEM, AND C...
- Publication number 20200174825
- Publication date Jun 4, 2020
- RICOH COMPANY, LTD.
- YASUHIRO HAYASHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMMUNICATION SYSTEM AND INFORMATION PROCESSING APPARATUS
- Publication number 20190281092
- Publication date Sep 12, 2019
- RICOH COMPANY, LTD.
- Tsuyoshi YAMADA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, AND I...
- Publication number 20190098161
- Publication date Mar 28, 2019
- RICOH COMPANY, LTD.
- Yasuhiro HAYASHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING APPARATUS, RESOURCE RESERVATION SYSTEM, AND...
- Publication number 20190012614
- Publication date Jan 10, 2019
- Tsuyoshi YAMADA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, AN...
- Publication number 20180349076
- Publication date Dec 6, 2018
- RICOH COMPANY, LTD.
- Yasuhiro HAYASHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL DISK DRIVE DEVICE AND METHOD
- Publication number 20100157780
- Publication date Jun 24, 2010
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DRIVE DEVICE AND TILT CORRECTION DEVICE
- Publication number 20090161504
- Publication date Jun 25, 2009
- Kabushiki Kaisha Toshiba
- Takashi Inoue
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISK REPRODUCTION APPARATUS
- Publication number 20090040887
- Publication date Feb 12, 2009
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD AND APPARATUS FOR DETECTING OPTICAL DISK STATE
- Publication number 20090022024
- Publication date Jan 22, 2009
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Application
AUTOMATIC POWER CONTROL FILTER CIRCUIT AND OPTICAL DISC DEVICE
- Publication number 20070183468
- Publication date Aug 9, 2007
- Kabushiki Kaisha Toshiba
- Akira NAKAO
- G11 - INFORMATION STORAGE
Information Patent Application
DRIVE CURRENT CONTROL CIRCUIT FOR LASER AND OPTICAL DISK DEVICE
- Publication number 20070147450
- Publication date Jun 28, 2007
- Kabushiki Kaisha Toshiba
- Takashi Inoue
- G11 - INFORMATION STORAGE
Information Patent Application
Pickup control device, optical disk apparatus and pickup control me...
- Publication number 20050270951
- Publication date Dec 8, 2005
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc label recording method and apparatus using this method
- Publication number 20050265156
- Publication date Dec 1, 2005
- Kabushiki Kaisha Toshiba
- Hiroshi Nakane
- G11 - INFORMATION STORAGE
Information Patent Application
Rotation correcting apparatus and optical disk apparatus
- Publication number 20050128898
- Publication date Jun 16, 2005
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Controller for an optical disk drive, semiconductor integrated circ...
- Publication number 20040052174
- Publication date Mar 18, 2004
- Kabushiki Kaisha Toshiba
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Disk reproducing apparatus having active wide-range PLL device
- Publication number 20010038582
- Publication date Nov 8, 2001
- Yasuhiro Hayashi
- G11 - INFORMATION STORAGE

Yasuhiro Hayashi

Person

Patents Grantslast 30 patents

Information processing apparatus, information processing system, an...

Information processing device, information processing system, and i...

Optical disk drive device and method

Optical disc drive device and tilt correction device

Pickup control device, optical disk apparatus and pickup control me...

Drive current control circuit for laser and optical disk device

Rotation correcting apparatus and optical disk apparatus

Automatic power control filter circuit and optical disc device

Controller for an optical disk drive, semiconductor integrated circ...

Track search control circuit and optical disc drive

Rotation control circuit, semiconductor integrated circuit, optical...

Signal processing circuit having a voltage controlled oscillator ca...

Disk reproducing apparatus having active wide-range PLL device

Disk reproducing apparatus having active wide-range PLL device

Disk driver

Focus servo control system and disk reproducing system

Disc data reproducing apparatus and signal processing circuit

Disk reproducing apparatus having active wide-range PLL device

Disc data reproducing apparatus and signal processing circuit

Disc data reproducing apparatus and signal processing circuit

Disc data reproducing apparatus and signal processing circuit

Disc data reproducing apparatus and signal processing circuit

Disc data reproducing apparatus and signal processing circuit

Disc data reproducing apparatus and signal processing circuit

Optical disk reproducing apparatus equipped with variable gain ampl...

Disc data reproducing apparatus and signal processing circuit for r...

Focus balance automatic adjusting device and automatic adjusting me...

Silver halide color photographic material

Dynamic tracking reproduction apparatus

Method for forming a color image

Patents Applicationslast 30 patents

INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND I...

INFORMATION PROCESSING TERMINAL, NON-TRANSITORY RECORDING MEDIUM, A...

INFORMATION PROCESSING TERMINAL, RESOURCE RESERVATION SYSTEM, AND C...

COMMUNICATION SYSTEM AND INFORMATION PROCESSING APPARATUS

INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING SYSTEM, AND I...

INFORMATION PROCESSING APPARATUS, RESOURCE RESERVATION SYSTEM, AND...

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, AN...

OPTICAL DISK DRIVE DEVICE AND METHOD

OPTICAL DISC DRIVE DEVICE AND TILT CORRECTION DEVICE

OPTICAL DISK REPRODUCTION APPARATUS

METHOD AND APPARATUS FOR DETECTING OPTICAL DISK STATE

AUTOMATIC POWER CONTROL FILTER CIRCUIT AND OPTICAL DISC DEVICE

DRIVE CURRENT CONTROL CIRCUIT FOR LASER AND OPTICAL DISK DEVICE

Pickup control device, optical disk apparatus and pickup control me...

Optical disc label recording method and apparatus using this method

Rotation correcting apparatus and optical disk apparatus

Controller for an optical disk drive, semiconductor integrated circ...

Disk reproducing apparatus having active wide-range PLL device