Takuma Yanagisawa

Person

Tsurugashima-shi, Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical device
- Patent number 12,038,304
- Issue date Jul 16, 2024
- Pioneer Corporation
- Makoto Sato
- G01 - MEASURING TESTING
Information Patent Grant
Optical device
- Patent number 11,703,571
- Issue date Jul 18, 2023
- Pioneer Corporation
- Makoto Sato
- G01 - MEASURING TESTING
Information Patent Grant
Optical device
- Patent number 11,650,051
- Issue date May 16, 2023
- Pioneer Corporation
- Makoto Sato
- G01 - MEASURING TESTING
Information Patent Grant
Virtual image generation device and head-up display
- Patent number 9,891,433
- Issue date Feb 13, 2018
- Pioneer Corporation
- Takuma Yanagisawa
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Optical recording medium
- Patent number 8,475,902
- Issue date Jul 2, 2013
- Pioneer Corporation
- Ayumi Mitsumori
- G11 - INFORMATION STORAGE
Information Patent Grant
Pickup device
- Patent number 8,238,220
- Issue date Aug 7, 2012
- Pioneer Corporation
- Makoto Sato
- G11 - INFORMATION STORAGE
Information Patent Grant
Pickup device
- Patent number 8,004,951
- Issue date Aug 23, 2011
- Pioneer Corporation
- Masakazu Ogasawara
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus
- Patent number 7,969,836
- Issue date Jun 28, 2011
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Seamless image viewing system and method
- Patent number 7,907,200
- Issue date Mar 15, 2011
- Pioneer Corporation
- Takuma Yanagisawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information display apparatus and navigation apparatus
- Patent number 7,903,048
- Issue date Mar 8, 2011
- Pioneer Corporation
- Takuma Yanagisawa
- G01 - MEASURING TESTING
Information Patent Grant
Optical pickup device and information recording/reproducing apparatus
- Patent number 7,835,237
- Issue date Nov 16, 2010
- Pioneer Corporation
- Yasuo Tanahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and information recording/reproduction device
- Patent number 7,835,250
- Issue date Nov 16, 2010
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device
- Patent number 7,821,899
- Issue date Oct 26, 2010
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and focal error detecting device therefor and...
- Patent number 7,206,277
- Issue date Apr 17, 2007
- Pioneer Corporation
- Masakazu Ogasawara
- G11 - INFORMATION STORAGE
Information Patent Grant
Tilt angle detection device and method utilizing pattern identifica...
- Patent number 7,200,077
- Issue date Apr 3, 2007
- Pioneer Corporation
- Akinori Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Grant
High density optical recording medium and method for reproducing th...
- Patent number 7,190,664
- Issue date Mar 13, 2007
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Focus servo device
- Patent number 7,190,642
- Issue date Mar 13, 2007
- Pioneer Corporation
- Akinori Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens and optical pickup device
- Patent number 7,151,736
- Issue date Dec 19, 2006
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Recorded information reproducing apparatus
- Patent number 7,142,498
- Issue date Nov 28, 2006
- Pioneer Corporation
- Hiroki Kuribayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording method and data recording medium
- Patent number 7,092,341
- Issue date Aug 15, 2006
- Pioneer Corporation
- Hiroki Kuribayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Information playback apparatus, signal processing apparatus, and in...
- Patent number 6,970,406
- Issue date Nov 29, 2005
- Pioneer Corporation
- Hiroki Kuribayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup apparatus and tilt amount detecting method
- Patent number 6,865,144
- Issue date Mar 8, 2005
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Focus error detecting apparatus of optical pickup with a light sepa...
- Patent number 6,801,491
- Issue date Oct 5, 2004
- Pioneer Corporation
- Masakazu Ogasawara
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk
- Patent number 6,590,857
- Issue date Jul 8, 2003
- Pioneer Corporation
- Akinori Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording information reproducing apparatus with crosstalk canceler
- Patent number 6,580,676
- Issue date Jun 17, 2003
- Pioneer Electronic Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Tracking control apparatus
- Patent number 6,563,773
- Issue date May 13, 2003
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and information reproducing apparatus
- Patent number 6,333,906
- Issue date Dec 25, 2001
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens
- Patent number 6,124,988
- Issue date Sep 26, 2000
- Pioneer Electronic Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for generating a focus error signal due to astigmatism and o...
- Patent number 5,856,959
- Issue date Jan 5, 1999
- Pioneer Electronic Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for generating a focus error signal due to astigmatism and o...
- Patent number 5,850,081
- Issue date Dec 15, 1998
- Pioneer Electronic Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SENSOR DEVICE, CONTROL DEVICE, CONTROL METHOD, PROGRAM, AND STORAGE...
- Publication number 20240175988
- Publication date May 30, 2024
- PIONEER CORPORATION
- Takuya SHIROTO
- G01 - MEASURING TESTING
Information Patent Application
SENSOR DEVICE, CONTROL DEVICE, CONTROL METHOD, PROGRAM, AND STORAGE...
- Publication number 20240168135
- Publication date May 23, 2024
- PIONEER CORPORATION
- Takuya SHIROTO
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL DEVICE
- Publication number 20230251084
- Publication date Aug 10, 2023
- Pioneer Corporation
- Makoto SATO
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL DEVICE
- Publication number 20200363197
- Publication date Nov 19, 2020
- Pioneer Corporation
- Makoto SATO
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL DEVICE
- Publication number 20200363509
- Publication date Nov 19, 2020
- Pioneer Corporation
- Makoto SATO
- G01 - MEASURING TESTING
Information Patent Application
RANGING DEVICE AND OPTICAL SCANNING DEVICE
- Publication number 20200241117
- Publication date Jul 30, 2020
- PIONEER CORPORATION
- Takanori OCHIAI
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL DEVICE
- Publication number 20200182980
- Publication date Jun 11, 2020
- PIONEER CORPORATION
- Makoto SATO
- G01 - MEASURING TESTING
Information Patent Application
VIRTUAL IMAGE GENERATION DEVICE AND HEAD-UP DISPLAY
- Publication number 20160004077
- Publication date Jan 7, 2016
- PIONEER CORPORATION
- Takuma YANAGISAWA
- B60 - VEHICLES IN GENERAL
Information Patent Application
IMAGE DISPLAY DEVICE
- Publication number 20140177017
- Publication date Jun 26, 2014
- PIONEER CORPORATION
- Yoshihisa Kubota
- G02 - OPTICS
Information Patent Application
OPTICAL RECORDING MEDIUM
- Publication number 20110206889
- Publication date Aug 25, 2011
- PIONEER CORPORATION
- Ayumi Mitsumori
- G11 - INFORMATION STORAGE
Information Patent Application
COMA ABERRATION COMPENSATING DEVICE, COMA ABERRATION COMPENSATING M...
- Publication number 20110149711
- Publication date Jun 23, 2011
- PIONEER CORPORATION
- Takuma YANAGISAWA
- G11 - INFORMATION STORAGE
Information Patent Application
COMA ABERRATION COMPENSATING DEVICE, COMA ABERRATION COMPENSATING M...
- Publication number 20110110208
- Publication date May 12, 2011
- PIONEER CORPORATION
- Takuma YANAGISAWA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE AND INFORMATION RECORDING/REPRODUCTION DEVICE
- Publication number 20100220576
- Publication date Sep 2, 2010
- Pioneer Corporation
- Ikuya Kikuchi
- G11 - INFORMATION STORAGE
Information Patent Application
PICKUP DEVICE
- Publication number 20100177619
- Publication date Jul 15, 2010
- Pioneer Corporation
- Makoto Sato
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP APPARATUS
- Publication number 20090310469
- Publication date Dec 17, 2009
- PIONEER CORPORATION
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Application
PICKUP DEVICE
- Publication number 20090278029
- Publication date Nov 12, 2009
- PIONEER CORPORATION
- Masakazu Ogasawara
- G11 - INFORMATION STORAGE
Information Patent Application
PICKUP DEVICE
- Publication number 20090201787
- Publication date Aug 13, 2009
- PIONEER CORPORATION
- Masakazu Ogasawara
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE
- Publication number 20090129235
- Publication date May 21, 2009
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE AND INFORMATION RECORDING/REPRODUCING APPARATUS
- Publication number 20090103417
- Publication date Apr 23, 2009
- Pioneer Corporation
- Yasuo Tanahashi
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL PICKUP DEVICE AND INFORMATION RECORDING/REPRODUCTION DEVICE
- Publication number 20090092029
- Publication date Apr 9, 2009
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pick-up, aberration correcting method, optical pickup progr...
- Publication number 20090073825
- Publication date Mar 19, 2009
- Pioneer Corporation
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Application
Information Display Apparatus and Navigation Apparatus
- Publication number 20080048932
- Publication date Feb 28, 2008
- Pioner Corporation
- Takuma Yanagisawa
- G08 - SIGNALLING
Information Patent Application
Video Display System and Video Display Method
- Publication number 20070285338
- Publication date Dec 13, 2007
- Pioneer Corporation
- Takuma Yanagisawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Focus servo device
- Publication number 20050276175
- Publication date Dec 15, 2005
- PIONEER CORPORATION
- Akinori Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Application
Information reproducing apparatus and optical recording medium
- Publication number 20040136281
- Publication date Jul 15, 2004
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Application
Tilt angle detection device and method
- Publication number 20040125712
- Publication date Jul 1, 2004
- PIONEER CORPORATION
- Akinori Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Application
Objective lens and optical pickup device
- Publication number 20040047268
- Publication date Mar 11, 2004
- PIONEER CORPORATION
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Application
Recorded information reproducing apparatus
- Publication number 20030223330
- Publication date Dec 4, 2003
- PIONEER CORPORATION
- Hiroki Kuribayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc and information reproducing apparatus for same
- Publication number 20030099183
- Publication date May 29, 2003
- Takuma Yanagisawa
- G11 - INFORMATION STORAGE
Information Patent Application
Data recording method and data recording medium
- Publication number 20030048728
- Publication date Mar 13, 2003
- PIONEER CORPORATION
- Hiroki Kuribayashi
- G11 - INFORMATION STORAGE

Takuma Yanagisawa

Person

Patents Grantslast 30 patents

Optical device

Optical device

Optical device

Virtual image generation device and head-up display

Optical recording medium

Pickup device

Pickup device

Optical pickup apparatus

Seamless image viewing system and method

Information display apparatus and navigation apparatus

Optical pickup device and information recording/reproducing apparatus

Optical pickup device and information recording/reproduction device

Optical pickup device

Optical pickup device and focal error detecting device therefor and...

Tilt angle detection device and method utilizing pattern identifica...

High density optical recording medium and method for reproducing th...

Focus servo device

Objective lens and optical pickup device

Recorded information reproducing apparatus

Data recording method and data recording medium

Information playback apparatus, signal processing apparatus, and in...

Optical pickup apparatus and tilt amount detecting method

Focus error detecting apparatus of optical pickup with a light sepa...

Optical disk

Recording information reproducing apparatus with crosstalk canceler

Tracking control apparatus

Optical pickup and information reproducing apparatus

Objective lens

Method for generating a focus error signal due to astigmatism and o...

Method for generating a focus error signal due to astigmatism and o...

Patents Applicationslast 30 patents

SENSOR DEVICE, CONTROL DEVICE, CONTROL METHOD, PROGRAM, AND STORAGE...

SENSOR DEVICE, CONTROL DEVICE, CONTROL METHOD, PROGRAM, AND STORAGE...

OPTICAL DEVICE

OPTICAL DEVICE

OPTICAL DEVICE

RANGING DEVICE AND OPTICAL SCANNING DEVICE

OPTICAL DEVICE

VIRTUAL IMAGE GENERATION DEVICE AND HEAD-UP DISPLAY

IMAGE DISPLAY DEVICE

OPTICAL RECORDING MEDIUM

COMA ABERRATION COMPENSATING DEVICE, COMA ABERRATION COMPENSATING M...

COMA ABERRATION COMPENSATING DEVICE, COMA ABERRATION COMPENSATING M...

OPTICAL PICKUP DEVICE AND INFORMATION RECORDING/REPRODUCTION DEVICE

PICKUP DEVICE

OPTICAL PICKUP APPARATUS

PICKUP DEVICE

PICKUP DEVICE

OPTICAL PICKUP DEVICE

OPTICAL PICKUP DEVICE AND INFORMATION RECORDING/REPRODUCING APPARATUS

OPTICAL PICKUP DEVICE AND INFORMATION RECORDING/REPRODUCTION DEVICE

Optical pick-up, aberration correcting method, optical pickup progr...

Information Display Apparatus and Navigation Apparatus

Video Display System and Video Display Method

Focus servo device

Information reproducing apparatus and optical recording medium

Tilt angle detection device and method

Objective lens and optical pickup device

Recorded information reproducing apparatus

Optical disc and information reproducing apparatus for same

Data recording method and data recording medium