Narutoshi Fukuzawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Metallic foreign object detector, wireless power transmitting devic...
- Patent number 11,152,821
- Issue date Oct 19, 2021
- TDK Corporation
- Kazunori Oshima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Metallic foreign object detector, wireless power transmitting devic...
- Patent number 11,088,573
- Issue date Aug 10, 2021
- TDK Corporation
- Kazuki Kondo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless power transmitting device, wireless power receiving device...
- Patent number 11,056,925
- Issue date Jul 6, 2021
- TDK Corporation
- Kazuki Kondo
- G01 - MEASURING TESTING
Information Patent Grant
Metallic foreign object detector, wireless power transmitting devic...
- Patent number 10,862,349
- Issue date Dec 8, 2020
- TDK Corporation
- Narutoshi Fukuzawa
- G01 - MEASURING TESTING
Information Patent Grant
Coil device and wireless power transmission device
- Patent number 10,284,017
- Issue date May 7, 2019
- TDK Corporation
- Narutoshi Fukuzawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless power transmission device
- Patent number 9,672,973
- Issue date Jun 6, 2017
- TDK Corporation
- Narutoshi Fukuzawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power feeding coil unit and wireless power transmission device
- Patent number 9,558,882
- Issue date Jan 31, 2017
- TDK Corporation
- Noritaka Chiyo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Coil unit
- Patent number 9,330,838
- Issue date May 3, 2016
- TDK Corporation
- Narutoshi Fukuzawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic recording medium and magnetic recording and reproducing ap...
- Patent number 8,298,691
- Issue date Oct 30, 2012
- TDK Corporation
- Yoshinori Uchiyama
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic recording medium, magnetic recording and reproducing appar...
- Patent number 8,169,742
- Issue date May 1, 2012
- TDK Corporation
- Daisuke Yoshitoku
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Magnetic recording medium and magnetic recording and reproducing ap...
- Patent number 8,124,255
- Issue date Feb 28, 2012
- TDK Corporation
- Shuichi Okawa
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method and apparatus to determine an optimum reproducing condition...
- Patent number 8,018,804
- Issue date Sep 13, 2011
- Samsung Electronics Co., Ltd.
- Jae-cheol Bae
- G11 - INFORMATION STORAGE
Information Patent Grant
Super-resolution optical recording medium and method for recording...
- Patent number 7,944,802
- Issue date May 17, 2011
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium and method for reproducing information fro...
- Patent number 7,876,665
- Issue date Jan 25, 2011
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for evaluating read stability of optical disc and informatio...
- Patent number 7,796,483
- Issue date Sep 14, 2010
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Writing condition optimizing method and apparatus, and optical reco...
- Patent number 7,791,999
- Issue date Sep 7, 2010
- TDK Corporation
- Jae-cheol Bae
- G11 - INFORMATION STORAGE
Information Patent Grant
Super-resolution optical recording medium and method for recording...
- Patent number 7,733,762
- Issue date Jun 8, 2010
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for recording information on optical recording...
- Patent number 7,719,944
- Issue date May 18, 2010
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium and optical recording/reproducing method
- Patent number 7,672,217
- Issue date Mar 2, 2010
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for determining recording laser power for super-resolution o...
- Patent number 7,646,687
- Issue date Jan 12, 2010
- TDK Corporation
- Tatsuhiro Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording disc
- Patent number 7,573,803
- Issue date Aug 11, 2009
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Data recording and readingout system
- Patent number 7,554,894
- Issue date Jun 30, 2009
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for reproducing data and an apparatus for recording and repr...
- Patent number 7,457,215
- Issue date Nov 25, 2008
- National Institute of Advanced Industrial Science and Technology
- Masashi Kuwahara
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for determining a reproducing power of a laser beam and an a...
- Patent number 7,440,370
- Issue date Oct 21, 2008
- TDK Corporation
- Masashi Kuwahara
- G11 - INFORMATION STORAGE
Information Patent Grant
Reproduction apparatus and information recording medium testing app...
- Patent number 7,394,744
- Issue date Jul 1, 2008
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium and optical recording/reproducing method
- Patent number 7,247,417
- Issue date Jul 24, 2007
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Multilevel optical recording medium with calibration signals
- Patent number 7,167,439
- Issue date Jan 23, 2007
- TDK Corporation
- Hiroshi Take
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording disk
- Patent number 7,132,148
- Issue date Nov 7, 2006
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-level optical recording medium reproducing method and reprodu...
- Patent number 7,102,969
- Issue date Sep 5, 2006
- TDK Corporation
- Syuji Tsukamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium
- Patent number 7,022,393
- Issue date Apr 4, 2006
- TDK Corporation
- Takashi Horai
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
METALLIC FOREIGN OBJECT DETECTOR, WIRELESS POWER TRANSMITTING DEVIC...
- Publication number 20200091776
- Publication date Mar 19, 2020
- TDK Corporation
- Kazuki KONDO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METALLIC FOREIGN OBJECT DETECTOR, WIRELESS POWER TRANSMITTING DEVIC...
- Publication number 20200076246
- Publication date Mar 5, 2020
- TDK Corporation
- Narutoshi FUKUZAWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METALLIC FOREIGN OBJECT DETECTOR, WIRELESS POWER TRANSMITTING DEVIC...
- Publication number 20190393732
- Publication date Dec 26, 2019
- TDK Corporation
- Kazunori OSHIMA
- G01 - MEASURING TESTING
Information Patent Application
METALLIC FOREIGN OBJECT DETECTOR, WIRELESS POWER TRANSMITTING DEVIC...
- Publication number 20190326787
- Publication date Oct 24, 2019
- TDK Corporation
- Kazuki KONDO
- G01 - MEASURING TESTING
Information Patent Application
COIL DEVICE AND WIRELESS POWER TRANSMISSION DEVICE
- Publication number 20170063163
- Publication date Mar 2, 2017
- TDK Corporation
- Narutoshi FUKUZAWA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER FEEDING COIL UNIT AND WIRELESS POWER TRANSMISSION DEVICE
- Publication number 20150145339
- Publication date May 28, 2015
- TDK Corporation
- Noritaka CHIYO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
COIL UNIT
- Publication number 20150145632
- Publication date May 28, 2015
- TDK Corporation
- Narutoshi FUKUZAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WIRELESS POWER TRANSMISSION DEVICE
- Publication number 20150001953
- Publication date Jan 1, 2015
- TDK Corporation
- Narutoshi FUKUZAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING AND REPRODUCING APPAR...
- Publication number 20110181984
- Publication date Jul 28, 2011
- TDK Corporation
- Shuichi OKAWA
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD FOR MANUFACTURING MAGNETIC RECORDING MEDIUM
- Publication number 20110024388
- Publication date Feb 3, 2011
- TDK Corporation
- Takahiro SUWA
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic recording and reproducing ap...
- Publication number 20100239888
- Publication date Sep 23, 2010
- TDK Corporation
- Yoshinori Uchiyama
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC RECORDING MEDIUM, RECORDING/REPRODUCING APPARATUS, AND STA...
- Publication number 20100195237
- Publication date Aug 5, 2010
- TDK Corporation
- Takahiro Suwa
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium and magnetic recording and reproducing ap...
- Publication number 20090310255
- Publication date Dec 17, 2009
- TDK Corporation
- Shuichi Okawa
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION RECORDING MEDIUM AND RECORDING/REPRODUCING APPARATUS
- Publication number 20090268595
- Publication date Oct 29, 2009
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE
Information Patent Application
Method for manufacturing magnetic recording medium
- Publication number 20090242508
- Publication date Oct 1, 2009
- TDK Corporation
- Kazuhiro Hattori
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, magnetic recording and reproducing appar...
- Publication number 20090168244
- Publication date Jul 2, 2009
- TDK Corporation
- Shuichi Okawa
- G11 - INFORMATION STORAGE
Information Patent Application
Method for manufacturing magnetic recording medium
- Publication number 20090101624
- Publication date Apr 23, 2009
- TDK Corporation
- Takahiro Suwa
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Recording Medium and Method for Reproducing Information Fro...
- Publication number 20090016205
- Publication date Jan 15, 2009
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Application
Method for manufacturing information recording medium, method of tr...
- Publication number 20080237938
- Publication date Oct 2, 2008
- TDK Corporation
- Narutoshi Fukuzawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Method for manufacturing information recording medium, method for f...
- Publication number 20080230960
- Publication date Sep 25, 2008
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE
Information Patent Application
Method for manufacturing magnetic recording medium, stamper, transf...
- Publication number 20080203053
- Publication date Aug 28, 2008
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, magnetic recording and reproducing appar...
- Publication number 20080170331
- Publication date Jul 17, 2008
- TDK Corporation
- Daisuke Yoshitoku
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc and method and system for reproducing optical disc
- Publication number 20070274185
- Publication date Nov 29, 2007
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Application
Method for evaluating read stability of optical disc and informatio...
- Publication number 20070247988
- Publication date Oct 25, 2007
- TDK Corporation
- Takashi Kikukawa
- G11 - INFORMATION STORAGE
Information Patent Application
Method for determining recording laser power for super-resolution o...
- Publication number 20070247990
- Publication date Oct 25, 2007
- TDK Corporation
- Tatsuhiro Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for recording information on super-resolution...
- Publication number 20070195673
- Publication date Aug 23, 2007
- TDK Corporation
- Tatsuhiro Kobayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Method for recording information on super-resolution optical record...
- Publication number 20070183289
- Publication date Aug 9, 2007
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE
Information Patent Application
Writing condition optimizing method and apparatus, and optical reco...
- Publication number 20070177473
- Publication date Aug 2, 2007
- Samsung Electronics Co., Ltd.
- Jae-cheol Bae
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus to determine an optimum reproducing condition...
- Publication number 20070140083
- Publication date Jun 21, 2007
- Sansung Electronics Co., Ltd.
- Jae-cheol Bae
- G11 - INFORMATION STORAGE
Information Patent Application
Super-resolution optical recording medium and method for recording...
- Publication number 20070140087
- Publication date Jun 21, 2007
- TDK Corporation
- Narutoshi Fukuzawa
- G11 - INFORMATION STORAGE

Narutoshi Fukuzawa

Person

Patents Grantslast 30 patents

Metallic foreign object detector, wireless power transmitting devic...

Metallic foreign object detector, wireless power transmitting devic...

Wireless power transmitting device, wireless power receiving device...

Metallic foreign object detector, wireless power transmitting devic...

Coil device and wireless power transmission device

Wireless power transmission device

Power feeding coil unit and wireless power transmission device

Coil unit

Magnetic recording medium and magnetic recording and reproducing ap...

Magnetic recording medium, magnetic recording and reproducing appar...

Magnetic recording medium and magnetic recording and reproducing ap...

Method and apparatus to determine an optimum reproducing condition...

Super-resolution optical recording medium and method for recording...

Optical recording medium and method for reproducing information fro...

Method for evaluating read stability of optical disc and informatio...

Writing condition optimizing method and apparatus, and optical reco...

Super-resolution optical recording medium and method for recording...

Method and apparatus for recording information on optical recording...

Optical recording medium and optical recording/reproducing method

Method for determining recording laser power for super-resolution o...

Optical recording disc

Data recording and readingout system

Method for reproducing data and an apparatus for recording and repr...

Method for determining a reproducing power of a laser beam and an a...

Reproduction apparatus and information recording medium testing app...

Optical recording medium and optical recording/reproducing method

Multilevel optical recording medium with calibration signals

Optical recording disk

Multi-level optical recording medium reproducing method and reprodu...

Optical recording medium

Patents Applicationslast 30 patents

METALLIC FOREIGN OBJECT DETECTOR, WIRELESS POWER TRANSMITTING DEVIC...

METALLIC FOREIGN OBJECT DETECTOR, WIRELESS POWER TRANSMITTING DEVIC...

METALLIC FOREIGN OBJECT DETECTOR, WIRELESS POWER TRANSMITTING DEVIC...

METALLIC FOREIGN OBJECT DETECTOR, WIRELESS POWER TRANSMITTING DEVIC...

COIL DEVICE AND WIRELESS POWER TRANSMISSION DEVICE

POWER FEEDING COIL UNIT AND WIRELESS POWER TRANSMISSION DEVICE

COIL UNIT

WIRELESS POWER TRANSMISSION DEVICE

MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING AND REPRODUCING APPAR...

METHOD FOR MANUFACTURING MAGNETIC RECORDING MEDIUM

Magnetic recording medium and magnetic recording and reproducing ap...

MAGNETIC RECORDING MEDIUM, RECORDING/REPRODUCING APPARATUS, AND STA...

Magnetic recording medium and magnetic recording and reproducing ap...

INFORMATION RECORDING MEDIUM AND RECORDING/REPRODUCING APPARATUS

Method for manufacturing magnetic recording medium

Magnetic recording medium, magnetic recording and reproducing appar...

Method for manufacturing magnetic recording medium

Optical Recording Medium and Method for Reproducing Information Fro...

Method for manufacturing information recording medium, method of tr...

Method for manufacturing information recording medium, method for f...

Method for manufacturing magnetic recording medium, stamper, transf...

Magnetic recording medium, magnetic recording and reproducing appar...

Optical disc and method and system for reproducing optical disc

Method for evaluating read stability of optical disc and informatio...

Method for determining recording laser power for super-resolution o...

Method and apparatus for recording information on super-resolution...

Method for recording information on super-resolution optical record...

Writing condition optimizing method and apparatus, and optical reco...

Method and apparatus to determine an optimum reproducing condition...

Super-resolution optical recording medium and method for recording...