Masahiro Higuchi

Person

Godo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical disc and material for substrate thereof
- Patent number 7,785,688
- Issue date Aug 31, 2010
- Sanyo Electric Co., LTD
- Minoru Ono
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Beam irradiation device
- Patent number 7,351,944
- Issue date Apr 1, 2008
- Sanyo Electric Co., LTD
- Masato Yamada
- G01 - MEASURING TESTING
Information Patent Grant
Light guide plate and display device
- Patent number 6,825,896
- Issue date Nov 30, 2004
- Sanyo Electric Co., LTD
- Youichiro Goto
- G02 - OPTICS
Information Patent Grant
Light guide plate, surface light source using the light guide plate...
- Patent number 6,273,577
- Issue date Aug 14, 2001
- Sanyo Electric Co., Ltd.
- Youichiro Goto
- G02 - OPTICS
Information Patent Grant
Light guide plate, surface light source and display using the same
- Patent number 6,250,767
- Issue date Jun 26, 2001
- Sanyo Electric Co. Ltd.
- Takanari Kusafuka
- G02 - OPTICS
Information Patent Grant
Method of producing lightguide plate for surface light source, ligh...
- Patent number 6,132,652
- Issue date Oct 17, 2000
- Sanyo Electric Co., Ltd.
- Masahiro Higuchi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Light guide plate and surface light source using the light guide plate
- Patent number 5,999,685
- Issue date Dec 7, 1999
- Sanyo Electric Co., Ltd.
- Youichiro Goto
- G02 - OPTICS
Information Patent Grant
Optical disc manufacturing apparatus
- Patent number 5,997,276
- Issue date Dec 7, 1999
- Sanyo Electric Co., Ltd.
- Kenji Torazawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of manufacturing optical disc
- Patent number 4,957,776
- Issue date Sep 18, 1990
- Sanyo Electric Co., Ltd.
- Masahiro Higuchi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Production method of curved-surface metal mold having fine uneven s...
- Publication number 20070144700
- Publication date Jun 28, 2007
- SANYO ELECTRIC CO., LTD.
- Shinji Kobayashi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Optical disc and material for substrate thereof
- Publication number 20060115619
- Publication date Jun 1, 2006
- SANYO ELECTRIC CO., LTD.
- Minoru Ono
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Beam irradiation device
- Publication number 20060113462
- Publication date Jun 1, 2006
- SANYO ELECTRIC CO., LTD.
- Masato Yamada
- G01 - MEASURING TESTING
Information Patent Application
Optical disc
- Publication number 20050287331
- Publication date Dec 29, 2005
- SANYO MARVIC MEDIA CO.,LTD
- Hitoshi Noguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Methacrylic resin molded article having surface fine structure and...
- Publication number 20050288469
- Publication date Dec 29, 2005
- Masahiro Higuchi
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Optical disc and discarding method thereof
- Publication number 20050286398
- Publication date Dec 29, 2005
- SANYO ELECTRIC CO., LTD.
- Masahiro Higuchi
- G11 - INFORMATION STORAGE
Information Patent Application
Recording medium and recording/reproducing apparatus
- Publication number 20050064131
- Publication date Mar 24, 2005
- Atsushi Yamaguchi
- G11 - INFORMATION STORAGE
Information Patent Application
Light guide plate and display device
- Publication number 20030169386
- Publication date Sep 11, 2003
- SANYO ELECTRIC CO., LTD.
- Youichiro Goto
- G02 - OPTICS

Masahiro Higuchi

Person

Patents Grantslast 30 patents

Optical disc and material for substrate thereof

Beam irradiation device

Light guide plate and display device

Light guide plate, surface light source using the light guide plate...

Light guide plate, surface light source and display using the same

Method of producing lightguide plate for surface light source, ligh...

Light guide plate and surface light source using the light guide plate

Optical disc manufacturing apparatus

Method of manufacturing optical disc

Patents Applicationslast 30 patents

Production method of curved-surface metal mold having fine uneven s...

Optical disc and material for substrate thereof

Beam irradiation device

Optical disc

Methacrylic resin molded article having surface fine structure and...

Optical disc and discarding method thereof

Recording medium and recording/reproducing apparatus

Light guide plate and display device