Tomiyuki Numata

Person

Tenri-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Drive control apparatus, drive control method and optical pickup ap...
- Patent number 8,050,154
- Issue date Nov 1, 2011
- Sharp Kabushiki Kaisha
- Tomiyuki Numata
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical miniaturized module, optical pickup device, and optical dis...
- Patent number 7,369,479
- Issue date May 6, 2008
- Sharp Kabushiki Kaisha
- Masaru Ogawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal evaluation devices and signal evaluation methods, signal qua...
- Patent number 7,206,351
- Issue date Apr 17, 2007
- Sharp Kabushiki Kaisha
- Tetsuya Okumura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk and optical disk apparatus using spatially separated g...
- Patent number 6,967,917
- Issue date Nov 22, 2005
- Sharp Kabushiki Kaisha
- Tomiyuki Numata
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk device using an optical pickup as a read mechanism for...
- Patent number 5,831,953
- Issue date Nov 3, 1998
- Sharp Kabushiki Kaisha
- Tomiyuki Numata
- G11 - INFORMATION STORAGE
Information Patent Grant
Data detecting circuit
- Patent number 5,729,517
- Issue date Mar 17, 1998
- Sharp Kabushiki Kaisha
- Tsuneo Fujiwara
- G11 - INFORMATION STORAGE
Information Patent Grant
Information reproducing apparatus for properly synchronizing the re...
- Patent number 5,434,829
- Issue date Jul 18, 1995
- Sharp Kabushiki Kaisha
- Shigemi Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus
- Patent number 5,383,174
- Issue date Jan 17, 1995
- Sharp Kabushiki Kaisha
- Tomiyuki Numata
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording and reproducing device providing faster acces...
- Patent number 5,315,571
- Issue date May 24, 1994
- Sharp Kabushiki Kaisha
- Shigemi Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor laser driving circuit with control circuit power volt...
- Patent number 5,170,389
- Issue date Dec 8, 1992
- Sharp Kabushiki Kaisha
- Tomiyuki Numata
- G11 - INFORMATION STORAGE
Information Patent Grant
Track jumping apparatus for an optical disk pickup
- Patent number 5,101,386
- Issue date Mar 31, 1992
- Sharp Kabushiki Kaisha
- Kunio Kojima
- G11 - INFORMATION STORAGE
Information Patent Grant
Feedback control apparatus in an optical recording and reproducing...
- Patent number 5,084,848
- Issue date Jan 28, 1992
- Sharp Kabushiki Kaisha
- Toshihisa Deguchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for controlling the rotational velocity of an information re...
- Patent number 5,056,076
- Issue date Oct 8, 1991
- Sharp Kabushiki Kaisha
- Kentaroh Tsuji
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium track indexing system
- Patent number 5,018,120
- Issue date May 21, 1991
- Sharp Kabushiki Kaisha
- Kentaroh Tsuji
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for recording and reproducing information on and from an...
- Patent number 5,010,540
- Issue date Apr 23, 1991
- Sharp Kabushiki Kaisha
- Hiroshi Fuji
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor laser driving apparatus
- Patent number 5,008,888
- Issue date Apr 16, 1991
- Sharp Kabushiki Kaisha
- Tomiyuki Numata
- G11 - INFORMATION STORAGE
Information Patent Grant
Record face identifying device for magneto-optic record medium
- Patent number 4,993,012
- Issue date Feb 12, 1991
- Sharp Kabushiki Kaisha
- Hiroshi Fuji
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
DRIVE CONTROL APPARATUS, DRIVE CONTROL METHOD AND OPTICAL PICKUP AP...
- Publication number 20090296543
- Publication date Dec 3, 2009
- SHARP KABUSHIKI KAISHA
- Tomiyuki Numata
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS AND PHOTODETECTOR
- Publication number 20080144476
- Publication date Jun 19, 2008
- SHARP KABUSHIKI KAISHA
- Tomiyuki Numata
- G11 - INFORMATION STORAGE
Information Patent Application
Optical miniaturized module, optical pickup device, and optical dis...
- Publication number 20050152636
- Publication date Jul 14, 2005
- Sharp Kabushiki Kaisha
- Masaru Ogawa
- G11 - INFORMATION STORAGE
Information Patent Application
Signal evaluation devices and signal evaluation methods, signal qua...
- Publication number 20030043939
- Publication date Mar 6, 2003
- Tetsuya Okumura
- G11 - INFORMATION STORAGE

Tomiyuki Numata

Person

Patents Grantslast 30 patents

Drive control apparatus, drive control method and optical pickup ap...

Optical miniaturized module, optical pickup device, and optical dis...

Signal evaluation devices and signal evaluation methods, signal qua...

Optical disk and optical disk apparatus using spatially separated g...

Optical disk device using an optical pickup as a read mechanism for...

Data detecting circuit

Information reproducing apparatus for properly synchronizing the re...

Optical disk apparatus

Information recording and reproducing device providing faster acces...

Semiconductor laser driving circuit with control circuit power volt...

Track jumping apparatus for an optical disk pickup

Feedback control apparatus in an optical recording and reproducing...

Method for controlling the rotational velocity of an information re...

Optical recording medium track indexing system

Apparatus for recording and reproducing information on and from an...

Semiconductor laser driving apparatus

Record face identifying device for magneto-optic record medium

Patents Applicationslast 30 patents

DRIVE CONTROL APPARATUS, DRIVE CONTROL METHOD AND OPTICAL PICKUP AP...

OPTICAL PICKUP APPARATUS AND PHOTODETECTOR

Optical miniaturized module, optical pickup device, and optical dis...

Signal evaluation devices and signal evaluation methods, signal qua...