Hiroshi Maegawa

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Test agent for visceral obesity and use thereof
- Patent number 8,530,392
- Issue date Sep 10, 2013
- Shionogi & Co., Ltd.
- Yoshihiro Kawamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Recording medium, wobble cycle detection method, wobble information...
- Patent number 7,729,229
- Issue date Jun 1, 2010
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium having a plurality of recording layers
- Patent number 7,715,285
- Issue date May 11, 2010
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk, signal generation method, clock signal generation met...
- Patent number 7,706,242
- Issue date Apr 27, 2010
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-level information reproducing method, multi-level information...
- Patent number 7,633,846
- Issue date Dec 15, 2009
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording method, apparatus, and medium, laser...
- Patent number 7,474,603
- Issue date Jan 6, 2009
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for definition of signal for record medium
- Patent number 7,426,173
- Issue date Sep 16, 2008
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device, information reproduction/recording apparatus...
- Patent number 7,260,049
- Issue date Aug 21, 2007
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Demodulation circuit for demodulating wobbling signal
- Patent number RE39513
- Issue date Mar 13, 2007
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- 369 - Dynamic information storage or retrieval
Information Patent Grant
Azole compound and medicinal use thereof
- Patent number 7,163,952
- Issue date Jan 16, 2007
- Japan Tobacco Inc.
- Takashi Inaba
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Write clock generating circuit and optical disk apparatus
- Patent number 7,061,845
- Issue date Jun 13, 2006
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Wobble detection circuit corresponding to a plurality of media havi...
- Patent number 7,046,615
- Issue date May 16, 2006
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device, information reproduction/recording apparatus...
- Patent number 7,016,273
- Issue date Mar 21, 2006
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Wobble detection circuit corresponding to a plurality of media havi...
- Patent number 6,888,783
- Issue date May 3, 2005
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Wobble signal detection circuit and optical disk device
- Patent number 6,859,425
- Issue date Feb 22, 2005
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device, information reproduction/recording apparatus...
- Patent number 6,741,540
- Issue date May 25, 2004
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Demodulation circuit for demodulating wobbling signal
- Patent number 6,345,018
- Issue date Feb 5, 2002
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk device
- Patent number 6,160,773
- Issue date Dec 12, 2000
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical disc recording method and apparatus, and infor...
- Patent number 5,956,313
- Issue date Sep 21, 1999
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk tracking method and device for producing a tracking er...
- Patent number 5,828,634
- Issue date Oct 27, 1998
- Ricoh Company, Ltd.
- Takehide Ohno
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical disc recording method and apparatus, and infor...
- Patent number 5,745,463
- Issue date Apr 28, 1998
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Phase-change optical disc recording method and apparatus, and infor...
- Patent number 5,648,952
- Issue date Jul 15, 1997
- Ricoh Company, Ltd.
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium having pre-formatted patterns arrange by s...
- Patent number 5,602,823
- Issue date Feb 11, 1997
- Ricoh Company, Ltd.
- Ikuo Aoki
- G11 - INFORMATION STORAGE
Information Patent Grant
Reference clock frequency divider
- Patent number 5,438,601
- Issue date Aug 1, 1995
- Ricoh Company Ltd.
- Hiroshi Maegawa
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
TEST AGENT FOR VISCERAL OBESITY AND USE THEREOF
- Publication number 20130317202
- Publication date Nov 28, 2013
- Shionogi & Co., Ltd.
- Yoshihiro Kawamura
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
TEST AGENT FOR VISCERAL OBESITY AND USE THEREOF
- Publication number 20120066777
- Publication date Mar 15, 2012
- Shionogi & Co., Ltd.
- Yoshihiro Kawamura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DISPLAY APPARATUS AND DISPLAY SYSTEM
- Publication number 20090231252
- Publication date Sep 17, 2009
- Hiroshi Maegawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information recording medium, recoding layer discriminating method...
- Publication number 20070076548
- Publication date Apr 5, 2007
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Cis-element regulating transcription, transcriptional regulatory fa...
- Publication number 20070032643
- Publication date Feb 8, 2007
- Yoshihiko Nishio
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Write clock generation circuit and optical disk apparatus
- Publication number 20060187784
- Publication date Aug 24, 2006
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup device, information reproduction/recording apparatus...
- Publication number 20060114798
- Publication date Jun 1, 2006
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Recording medium, wobble cycle detection method, wobble information...
- Publication number 20060098565
- Publication date May 11, 2006
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Definition of signal for record medium taking into account record s...
- Publication number 20060044994
- Publication date Mar 2, 2006
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Multi-level information reproducing method, multi-level information...
- Publication number 20050213462
- Publication date Sep 29, 2005
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk, signal generation method, clock signal generation met...
- Publication number 20050195730
- Publication date Sep 8, 2005
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Azole compound and medicinal use thereof
- Publication number 20050065196
- Publication date Mar 24, 2005
- Takashi Inaba
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Optical pickup device, inforrmation reproduction/recording apparatu...
- Publication number 20040146000
- Publication date Jul 29, 2004
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Optical information recording method, apparatus, and medium, laser...
- Publication number 20040052177
- Publication date Mar 18, 2004
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Wobble detection circuit corresponding to a plurality of media havi...
- Publication number 20040013063
- Publication date Jan 22, 2004
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Wobble signal detection circuit and optical disk device
- Publication number 20030128641
- Publication date Jul 10, 2003
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Wobble detection circuit corresponding to a plurality of media havi...
- Publication number 20020136126
- Publication date Sep 26, 2002
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup device, information reproduction/recording apparatus...
- Publication number 20010005354
- Publication date Jun 28, 2001
- Hiroshi Maegawa
- G11 - INFORMATION STORAGE

Hiroshi Maegawa

Person

Patents Grantslast 30 patents

Test agent for visceral obesity and use thereof

Recording medium, wobble cycle detection method, wobble information...

Information recording medium having a plurality of recording layers

Optical disk, signal generation method, clock signal generation met...

Multi-level information reproducing method, multi-level information...

Optical information recording method, apparatus, and medium, laser...

Method and apparatus for definition of signal for record medium

Optical pickup device, information reproduction/recording apparatus...

Demodulation circuit for demodulating wobbling signal

Azole compound and medicinal use thereof

Write clock generating circuit and optical disk apparatus

Wobble detection circuit corresponding to a plurality of media havi...

Optical pickup device, information reproduction/recording apparatus...

Wobble detection circuit corresponding to a plurality of media havi...

Wobble signal detection circuit and optical disk device

Optical pickup device, information reproduction/recording apparatus...

Demodulation circuit for demodulating wobbling signal

Optical disk device

Phase-change optical disc recording method and apparatus, and infor...

Optical disk tracking method and device for producing a tracking er...

Phase-change optical disc recording method and apparatus, and infor...

Phase-change optical disc recording method and apparatus, and infor...

Optical recording medium having pre-formatted patterns arrange by s...

Reference clock frequency divider

Patents Applicationslast 30 patents

TEST AGENT FOR VISCERAL OBESITY AND USE THEREOF

TEST AGENT FOR VISCERAL OBESITY AND USE THEREOF

DISPLAY APPARATUS AND DISPLAY SYSTEM

Information recording medium, recoding layer discriminating method...

Cis-element regulating transcription, transcriptional regulatory fa...

Write clock generation circuit and optical disk apparatus

Optical pickup device, information reproduction/recording apparatus...

Recording medium, wobble cycle detection method, wobble information...

Definition of signal for record medium taking into account record s...

Multi-level information reproducing method, multi-level information...

Optical disk, signal generation method, clock signal generation met...

Azole compound and medicinal use thereof

Optical pickup device, inforrmation reproduction/recording apparatu...

Optical information recording method, apparatus, and medium, laser...

Wobble detection circuit corresponding to a plurality of media havi...

Wobble signal detection circuit and optical disk device

Wobble detection circuit corresponding to a plurality of media havi...

Optical pickup device, information reproduction/recording apparatus...