Fumisada Maeda

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Laser emitting apparatus and master oscillator power amplifier system
- Patent number 9,496,685
- Issue date Nov 15, 2016
- Sony Corporation
- Goro Fujita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid lens and image pickup apparatus
- Patent number 8,531,775
- Issue date Sep 10, 2013
- Sony Corporation
- Kayoko Tanaka
- G02 - OPTICS
Information Patent Grant
Tactile and visual user interface device and personal digital assis...
- Patent number 8,203,537
- Issue date Jun 19, 2012
- Sony Corporation
- Tadashi Tanabe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conversion lens, conversion lens system, and imaging device
- Patent number 8,120,860
- Issue date Feb 21, 2012
- Sony Corporation
- Akira Suzuki
- G02 - OPTICS
Information Patent Grant
Variable focal length lens, camera module, and electronic apparatus
- Patent number 8,014,076
- Issue date Sep 6, 2011
- Sony Corporation
- Akira Suzuki
- G02 - OPTICS
Information Patent Grant
Electro-wetting apparatus and method of driving electro-wetting app...
- Patent number 7,978,400
- Issue date Jul 12, 2011
- Sony Corporation
- Yoshihiro Takemoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Electrowetting device and varifocal lens, optical pickup device, op...
- Patent number 7,697,187
- Issue date Apr 13, 2010
- Sony Corporation
- Yoshiaki Kato
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc recording/reproduction apparatus and method
- Patent number RE40371
- Issue date Jun 10, 2008
- Sony Corporation
- Isao Ichimura
- 369 - Dynamic information storage or retrieval
Information Patent Grant
Variable focus lens and optical device using the same as well as me...
- Patent number 7,298,559
- Issue date Nov 20, 2007
- Sony Corporation
- Yoshiaki Kato
- G02 - OPTICS
Information Patent Grant
Objective lens, and optical pickup device using the objective lens
- Patent number 7,170,693
- Issue date Jan 30, 2007
- Sony Corporation
- Fumisada Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Object lens producing device and producing method
- Patent number 6,977,782
- Issue date Dec 20, 2005
- Sony Corporation
- Fumisada Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical head and optical pickup
- Patent number 6,829,210
- Issue date Dec 7, 2004
- Sony Corporation
- Kenji Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Focus controlling apparatus and method, and optical disc drive
- Patent number 6,674,696
- Issue date Jan 6, 2004
- Sony Corporation
- Isao Ichimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Lens holder, method for manufacturing lens holder, metal die for pr...
- Patent number 6,594,204
- Issue date Jul 15, 2003
- Sony Corporation
- Kenji Yamamoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
OPTICAL ELEMENT FOR CORRECTION OF CHROMATIC ABERRATION, OPTICAL PIC...
- Patent number 6,570,827
- Issue date May 27, 2003
- Sony Corporation
- Kenji Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Lens driving device, optical head and optical disc system
- Patent number 6,414,931
- Issue date Jul 2, 2002
- Sony Corporation
- Fumisada Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc recording/reproduction apparatus having a lens group,...
- Patent number 6,292,453
- Issue date Sep 18, 2001
- Sony Corporation
- Isao Ichimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical disc apparatus with means to change the angle and d...
- Patent number 6,212,136
- Issue date Apr 3, 2001
- Sony Corporation
- Fumisada Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pick-up device, optical recording/reproducing apparatus and...
- Patent number 6,115,347
- Issue date Sep 5, 2000
- Sony Corporation
- Isao Ichimura
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Objective lens unit and recording/reproduction apparatus
- Patent number 6,104,691
- Issue date Aug 15, 2000
- Sony Corporation
- Kenji Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording/reproducing apparatus and recording/reproducing method fo...
- Patent number 6,097,688
- Issue date Aug 1, 2000
- Sony Corporation
- Isao Ichimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens having a doublet lens with high numerical aperture
- Patent number 6,058,095
- Issue date May 2, 2000
- Sony Corporation
- Kenji Yamamoto
- G02 - OPTICS
Information Patent Grant
Optical pickup and an optical pickup objective lense assembling method
- Patent number 6,055,113
- Issue date Apr 25, 2000
- Sony Corporation
- Kenji Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc recording/reproduction apparatus and method
- Patent number 6,041,031
- Issue date Mar 21, 2000
- Sony Corporation
- Isao Ichimura
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical recording medium recording and reproducing apparatus and op...
- Patent number 6,005,834
- Issue date Dec 21, 1999
- Sony Corporation
- Fumisada Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Lens designing method and objective lens apparatus with two lenses
- Patent number 5,828,453
- Issue date Oct 27, 1998
- Sony Corporation
- Kenji Yamamoto
- G02 - OPTICS
Information Patent Grant
Optical pickup device with a floating element
- Patent number 5,786,947
- Issue date Jul 28, 1998
- Sony Corporation
- Fumisada Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device for light collection onto an optical recordin...
- Patent number 5,774,281
- Issue date Jun 30, 1998
- Sony Corporation
- Fumisada Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
optical pickup apparatus
- Patent number 5,764,613
- Issue date Jun 9, 1998
- Sony Corporation
- Kenji Yamamoto
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical pick-up device
- Patent number 5,712,842
- Issue date Jan 27, 1998
- Sony Corporation
- Kenji Yamamoto
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM AND...
- Publication number 20240233310
- Publication date Jul 11, 2024
- SONY GROUP CORPORATION
- TAKASHI YAMAGUCHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IN-VIVO OBSERVATION SYSTEM, OBSERVATION SYSTEM, IN-VIVO OBSERVATION...
- Publication number 20240164706
- Publication date May 23, 2024
- SONY GROUP CORPORATION
- HIROYASU BABA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MEDICAL SYSTEM, INFORMATION PROCESSING APPARATUS, AND INFORMATION P...
- Publication number 20210321887
- Publication date Oct 21, 2021
- SONY CORPORATION
- TAKANORI FUKAZAWA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MEDICAL OBSERVATION SYSTEM, MEDICAL OBSERVATION APPARATUS, AND DRIV...
- Publication number 20210228061
- Publication date Jul 29, 2021
- SONY CORPORATION
- Takeshi MATSUI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
CONTROL APPARATUS, CONTROL SYSTEM, CONTROL METHOD, AND PROGRAM
- Publication number 20200060557
- Publication date Feb 27, 2020
- SONY CORPORATION
- TAKESHI MATSUI
- G02 - OPTICS
Information Patent Application
SCANNING UNIT, LASER SCANNING MICROSCOPE, AND TEMPERATURE ADJUSTMEN...
- Publication number 20160349493
- Publication date Dec 1, 2016
- SONY CORPORATION
- Takeshi MATSUI
- G02 - OPTICS
Information Patent Application
LASER SCANNING OBSERVATION DEVICE AND LASER SCANNING METHOD
- Publication number 20160299170
- Publication date Oct 13, 2016
- SONY CORPORATION
- Terumasa Ito
- G02 - OPTICS
Information Patent Application
LASER EMITTING APPARATUS AND MASTER OSCILLATOR POWER AMPLIFIER SYSTEM
- Publication number 20150325980
- Publication date Nov 12, 2015
- SONY CORPORATION
- Goro Fujita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL RECORDING MEDIUM AND METHOD FOR MANUFACTURING OPTICAL RECOR...
- Publication number 20140044940
- Publication date Feb 13, 2014
- SONY CORPORATION
- Tomoya Ikuta
- G11 - INFORMATION STORAGE
Information Patent Application
LIQUID LENS AND IMAGE PICKUP APPARATUS
- Publication number 20110176221
- Publication date Jul 21, 2011
- SONY CORPORATION
- Kayoko Tanaka
- G02 - OPTICS
Information Patent Application
VARIABLE FOCAL LENGTH LENS, CAMERA MODULE, AND ELECTRONIC APPARATUS
- Publication number 20100328782
- Publication date Dec 30, 2010
- SONY CORPORATION
- Akira Suzuki
- G02 - OPTICS
Information Patent Application
ELECTRO-WETTING APPARATUS, VARIFOCAL LENS, OPTICAL PICK-UP APPARATU...
- Publication number 20100110532
- Publication date May 6, 2010
- SONY CORPORATION
- Yoshihiro Takemoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONVERSION LENS, CONVERSION LENS SYSTEM, AND IMAGING DEVICE
- Publication number 20090251792
- Publication date Oct 8, 2009
- SONY CORPORATION
- Akira Suzuki
- G02 - OPTICS
Information Patent Application
USER INTERFACE DEVICE AND PERSONAL DIGITAL ASSISTANT
- Publication number 20090066672
- Publication date Mar 12, 2009
- Tadashi Tanabe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electrowetting device and varifocal lens, optical pickup device, op...
- Publication number 20080100905
- Publication date May 1, 2008
- SONY CORPORATION
- Yoshiaki Kato
- G02 - OPTICS
Information Patent Application
Variable focus lens and optical device using the same as well as me...
- Publication number 20060221458
- Publication date Oct 5, 2006
- SONY CORPORATION
- Yoshiaki Kato
- G02 - OPTICS
Information Patent Application
Object lens producing device and producing method
- Publication number 20050201221
- Publication date Sep 15, 2005
- SONY CORPORATION
- Fumisada Maeda
- G02 - OPTICS
Information Patent Application
Lens drive apparatus, optical head apparatus, and optical disk driv...
- Publication number 20040228229
- Publication date Nov 18, 2004
- SONY CORPORATION
- Fumisada Maeda
- G11 - INFORMATION STORAGE
Information Patent Application
Object lens producing device and producing method
- Publication number 20040021951
- Publication date Feb 5, 2004
- Fumisada Maeda
- G02 - OPTICS
Information Patent Application
Objective lens, and optical pickup device using the objective lens
- Publication number 20030179469
- Publication date Sep 25, 2003
- Fumisada Maeda
- G11 - INFORMATION STORAGE
Information Patent Application
Optical head and optical pickup
- Publication number 20020034148
- Publication date Mar 21, 2002
- Kenji Yamamoto
- G11 - INFORMATION STORAGE

Fumisada Maeda

Person

Patents Grantslast 30 patents

Laser emitting apparatus and master oscillator power amplifier system

Liquid lens and image pickup apparatus

Tactile and visual user interface device and personal digital assis...

Conversion lens, conversion lens system, and imaging device

Variable focal length lens, camera module, and electronic apparatus

Electro-wetting apparatus and method of driving electro-wetting app...

Electrowetting device and varifocal lens, optical pickup device, op...

Optical disc recording/reproduction apparatus and method

Variable focus lens and optical device using the same as well as me...

Objective lens, and optical pickup device using the objective lens

Object lens producing device and producing method

Optical head and optical pickup

Focus controlling apparatus and method, and optical disc drive

Lens holder, method for manufacturing lens holder, metal die for pr...

OPTICAL ELEMENT FOR CORRECTION OF CHROMATIC ABERRATION, OPTICAL PIC...

Lens driving device, optical head and optical disc system

Optical disc recording/reproduction apparatus having a lens group,...

Magneto-optical disc apparatus with means to change the angle and d...

Optical pick-up device, optical recording/reproducing apparatus and...

Objective lens unit and recording/reproduction apparatus

Recording/reproducing apparatus and recording/reproducing method fo...

Objective lens having a doublet lens with high numerical aperture

Optical pickup and an optical pickup objective lense assembling method

Optical disc recording/reproduction apparatus and method

Optical recording medium recording and reproducing apparatus and op...

Lens designing method and objective lens apparatus with two lenses

Optical pickup device with a floating element

Optical pickup device for light collection onto an optical recordin...

optical pickup apparatus

Optical pick-up device

Patents Applicationslast 30 patents

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM AND...

IN-VIVO OBSERVATION SYSTEM, OBSERVATION SYSTEM, IN-VIVO OBSERVATION...

MEDICAL SYSTEM, INFORMATION PROCESSING APPARATUS, AND INFORMATION P...

MEDICAL OBSERVATION SYSTEM, MEDICAL OBSERVATION APPARATUS, AND DRIV...

CONTROL APPARATUS, CONTROL SYSTEM, CONTROL METHOD, AND PROGRAM

SCANNING UNIT, LASER SCANNING MICROSCOPE, AND TEMPERATURE ADJUSTMEN...

LASER SCANNING OBSERVATION DEVICE AND LASER SCANNING METHOD

LASER EMITTING APPARATUS AND MASTER OSCILLATOR POWER AMPLIFIER SYSTEM

OPTICAL RECORDING MEDIUM AND METHOD FOR MANUFACTURING OPTICAL RECOR...

LIQUID LENS AND IMAGE PICKUP APPARATUS

VARIABLE FOCAL LENGTH LENS, CAMERA MODULE, AND ELECTRONIC APPARATUS

ELECTRO-WETTING APPARATUS, VARIFOCAL LENS, OPTICAL PICK-UP APPARATU...

CONVERSION LENS, CONVERSION LENS SYSTEM, AND IMAGING DEVICE

USER INTERFACE DEVICE AND PERSONAL DIGITAL ASSISTANT

Electrowetting device and varifocal lens, optical pickup device, op...

Variable focus lens and optical device using the same as well as me...

Object lens producing device and producing method

Lens drive apparatus, optical head apparatus, and optical disk driv...

Object lens producing device and producing method

Objective lens, and optical pickup device using the objective lens

Optical head and optical pickup