Hidetaka Maeda

Person

Chiba-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Near field optical head and optical recording device
- Patent number 7,630,287
- Issue date Dec 8, 2009
- Seiko Instruments Inc.
- Manabu Oumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for forming optical aperture, near-field optical head, metho...
- Patent number 7,366,060
- Issue date Apr 29, 2008
- Seiko Instruments Inc.
- Takashi Niwa
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording medium, information recording device, and information rep...
- Patent number 7,054,239
- Issue date May 30, 2006
- Seiko Instruments Inc.
- Yasuyuki Mitsuoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Near field information recording/reproduction apparatus having wave...
- Patent number 7,054,255
- Issue date May 30, 2006
- Seiko Instruments Inc.
- Nobuyuki Kasama
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for forming optical aperture, near-field optical head, metho...
- Patent number 7,032,427
- Issue date Apr 25, 2006
- Seiko Instruments Inc.
- Takashi Niwa
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field light-generating element for producing localized near-fi...
- Patent number 7,034,277
- Issue date Apr 25, 2006
- Seiko Instruments Inc.
- Manabu Oumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for forming optical aperture
- Patent number 7,010,949
- Issue date Mar 14, 2006
- Seiko Instruments Inc.
- Manabu Oumi
- G01 - MEASURING TESTING
Information Patent Grant
Method of fabricating optical aperture and method of fabricating pr...
- Patent number 6,856,473
- Issue date Feb 15, 2005
- Seiko Instruments Inc.
- Manabu Oumi
- G01 - MEASURING TESTING
Information Patent Grant
Optical switch manufacturing method thereof
- Patent number 6,842,558
- Issue date Jan 11, 2005
- Seiko Instruments Inc.
- Yasuyuki Mitsuoka
- G02 - OPTICS
Information Patent Grant
Optical information recording and reading apparatus
- Patent number 6,785,201
- Issue date Aug 31, 2004
- Seiko Instruments Inc.
- Yoko Shinohara
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field optical head
- Patent number 6,744,708
- Issue date Jun 1, 2004
- Seiko Instruments Inc.
- Yoko Shinohara
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field optical head, method of fabricating same, and optical dr...
- Patent number 6,738,338
- Issue date May 18, 2004
- Seiko Instruments Inc.
- Hidetaka Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording medium, optical recording device utilizing recording medi...
- Patent number 6,697,322
- Issue date Feb 24, 2004
- Seiko Instruments Inc.
- Manabu Oumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of fabricating near-field light-generating element
- Patent number 6,689,545
- Issue date Feb 10, 2004
- Seiko Instruments Inc.
- Nobuyuki Kasama
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for forming optical aperture
- Patent number 6,684,676
- Issue date Feb 3, 2004
- Seiko Instruments Inc.
- Manabu Oumi
- G01 - MEASURING TESTING
Information Patent Grant
Information recording and reproducing apparatus
- Patent number 6,631,227
- Issue date Oct 7, 2003
- Seiko Instruments Inc.
- Nobuyuki Kasama
- G11 - INFORMATION STORAGE
Information Patent Grant
INFORMATION RECORDING MEDIUM HAVING DOUBLE-LAYER STRUCTURE, AND INF...
- Patent number 6,563,782
- Issue date May 13, 2003
- Seiko Instruments Inc.
- Manabu Oumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Near field optical head having flexible structure
- Patent number 6,473,384
- Issue date Oct 29, 2002
- Seiko Instruments Inc.
- Manabu Oumi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Fine drive and positioning units and memory apparatus
- Patent number 6,362,938
- Issue date Mar 26, 2002
- Seiko Instruments Inc.
- Yoko Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Piezoelectric actuator, piezoelectric actuator driving method and c...
- Patent number 6,323,578
- Issue date Nov 27, 2001
- Seiko Instruments Inc.
- Mizuaki Suzuki
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Piezoelectric actuator
- Patent number 6,201,339
- Issue date Mar 13, 2001
- Seiko Instruments Inc.
- Kazuo Tani
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
Recording medium, near field optical head, optical recording device...
- Publication number 20060275703
- Publication date Dec 7, 2006
- Manabu Oumi
- G11 - INFORMATION STORAGE
Information Patent Application
Method for forming optical aperture, near- field optical head, meth...
- Publication number 20060146683
- Publication date Jul 6, 2006
- Takashi Niwa
- G01 - MEASURING TESTING
Information Patent Application
Apparatus for forming optical aperture
- Publication number 20040154367
- Publication date Aug 12, 2004
- Seiko Instruments Inc.
- Manabu Oumi
- G01 - MEASURING TESTING
Information Patent Application
Recording medium, near field optical head, optical recording device...
- Publication number 20040086808
- Publication date May 6, 2004
- Seiko Instruments Inc.
- Manabu Oumi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical switch
- Publication number 20030231820
- Publication date Dec 18, 2003
- Norio Chiba
- G02 - OPTICS
Information Patent Application
Optical switch and manufacturing method thereof
- Publication number 20030133648
- Publication date Jul 17, 2003
- Yasuyuki Mitsuoka
- G02 - OPTICS
Information Patent Application
Optical fiber, method of rotation-positioning the same and method o...
- Publication number 20030077034
- Publication date Apr 24, 2003
- Norio Chiba
- G02 - OPTICS
Information Patent Application
Method of fabricating near-field light-generating element
- Publication number 20030011722
- Publication date Jan 16, 2003
- Nobuyuki Kasama
- B82 - NANO-TECHNOLOGY
Information Patent Application
Optical information recording and reading apparatus
- Publication number 20030002426
- Publication date Jan 2, 2003
- Yoko Shinohara
- B82 - NANO-TECHNOLOGY
Information Patent Application
Near-field light-generating element, near-field optical recording d...
- Publication number 20020166957
- Publication date Nov 14, 2002
- Manabu Oumi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Information recording/reproduction apparatus
- Publication number 20020114260
- Publication date Aug 22, 2002
- Nobuyuki Kasama
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method of fabricating optical aperture and method of fabricating pr...
- Publication number 20020075569
- Publication date Jun 20, 2002
- Manabu Oumi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Apparatus for forming optical aperture
- Publication number 20020066307
- Publication date Jun 6, 2002
- Manabu Oumi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Process of producing near-field light generating element
- Publication number 20020036753
- Publication date Mar 28, 2002
- Nobuyuki Kasama
- B82 - NANO-TECHNOLOGY
Information Patent Application
Information recording and reproducing apparatus
- Publication number 20020009262
- Publication date Jan 24, 2002
- Nobuyuki Kasama
- B82 - NANO-TECHNOLOGY
Information Patent Application
Method for forming aperture, near field optical head and method for...
- Publication number 20020001283
- Publication date Jan 3, 2002
- Takashi Niwa
- B82 - NANO-TECHNOLOGY
Information Patent Application
Near-field optical head
- Publication number 20010033529
- Publication date Oct 25, 2001
- Yoko Shinohara
- B82 - NANO-TECHNOLOGY
Information Patent Application
Recording medium, near field optical head, optical recording device...
- Publication number 20010030938
- Publication date Oct 18, 2001
- Manabu Oumi
- B82 - NANO-TECHNOLOGY

Hidetaka Maeda

Person

Patents Grantslast 30 patents

Near field optical head and optical recording device

Method for forming optical aperture, near-field optical head, metho...

Recording medium, information recording device, and information rep...

Near field information recording/reproduction apparatus having wave...

Method for forming optical aperture, near-field optical head, metho...

Near-field light-generating element for producing localized near-fi...

Apparatus for forming optical aperture

Method of fabricating optical aperture and method of fabricating pr...

Optical switch manufacturing method thereof

Optical information recording and reading apparatus

Near-field optical head

Near-field optical head, method of fabricating same, and optical dr...

Recording medium, optical recording device utilizing recording medi...

Method of fabricating near-field light-generating element

Apparatus for forming optical aperture

Information recording and reproducing apparatus

INFORMATION RECORDING MEDIUM HAVING DOUBLE-LAYER STRUCTURE, AND INF...

Near field optical head having flexible structure

Fine drive and positioning units and memory apparatus

Piezoelectric actuator, piezoelectric actuator driving method and c...

Piezoelectric actuator

Patents Applicationslast 30 patents

Recording medium, near field optical head, optical recording device...

Method for forming optical aperture, near- field optical head, meth...

Apparatus for forming optical aperture

Recording medium, near field optical head, optical recording device...

Optical switch

Optical switch and manufacturing method thereof

Optical fiber, method of rotation-positioning the same and method o...

Method of fabricating near-field light-generating element

Optical information recording and reading apparatus

Near-field light-generating element, near-field optical recording d...

Information recording/reproduction apparatus

Method of fabricating optical aperture and method of fabricating pr...

Apparatus for forming optical aperture

Process of producing near-field light generating element

Information recording and reproducing apparatus

Method for forming aperture, near field optical head and method for...

Near-field optical head

Recording medium, near field optical head, optical recording device...