Koji Maruyama

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for grinding tip of rotor blade, and jig for grinding up of...
- Patent number 11,260,491
- Issue date Mar 1, 2022
- IHI Corporation
- Koji Maruyama
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Substrate cleaning device, substrate cleaning apparatus, method for...
- Patent number 10,879,086
- Issue date Dec 29, 2020
- Ebara Corporation
- Takeshi Sakurai
- B08 - CLEANING
Information Patent Grant
Power converter
- Patent number 10,608,546
- Issue date Mar 31, 2020
- Fuji Electric Co., Ltd.
- Koji Maruyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Processing end point detection method, polishing method, and polish...
- Patent number 10,207,390
- Issue date Feb 19, 2019
- TOSHIBA MEMORY CORPORATION
- Noburu Shimizu
- B24 - GRINDING POLISHING
Information Patent Grant
Three-level power converter
- Patent number 10,153,708
- Issue date Dec 11, 2018
- Fuji Electric Co., Ltd.
- Koji Maruyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Substrate cleaning device, substrate cleaning apparatus, method for...
- Patent number 10,032,655
- Issue date Jul 24, 2018
- Ebara Corporation
- Takeshi Sakurai
- B08 - CLEANING
Information Patent Grant
Power converter
- Patent number 10,014,795
- Issue date Jul 3, 2018
- Fuji Electric Co., Ltd.
- Koji Maruyama
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Three-level inverter employing a bidirectional switch, and modular...
- Patent number 9,705,313
- Issue date Jul 11, 2017
- Fuji Electric Co., Ltd.
- Ryuji Yamada
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Mixing structure
- Patent number 9,649,595
- Issue date May 16, 2017
- Hino Motors, Ltd.
- Minoru Kowada
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Power supply device
- Patent number 9,632,564
- Issue date Apr 25, 2017
- Central Japan Railway Company
- Toshiaki Murai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power supply device
- Patent number 9,608,539
- Issue date Mar 28, 2017
- Central Japan Railway Company
- Ayako Ichinose
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Endoscope apparatus
- Patent number 8,900,122
- Issue date Dec 2, 2014
- Olympus Corporation
- Koji Maruyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Data reproduction apparatus and data reproduction control method
- Patent number 8,787,728
- Issue date Jul 22, 2014
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Data reproduction apparatus and data reproduction control method
- Patent number 8,718,442
- Issue date May 6, 2014
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Processing end point detection method, polishing method, and polish...
- Patent number 8,554,356
- Issue date Oct 8, 2013
- Ebara Corporation
- Noburu Shimizu
- B24 - GRINDING POLISHING
Information Patent Grant
Information playback apparatus and information playback method with...
- Patent number 7,653,760
- Issue date Jan 26, 2010
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 7,403,694
- Issue date Jul 22, 2008
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 7,369,753
- Issue date May 6, 2008
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Multi-body multi-purpose information processing apparatus
- Patent number 6,795,381
- Issue date Sep 21, 2004
- Kabushiki Kaisha Toshiba
- Hideo Ando
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 6,741,798
- Issue date May 25, 2004
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 6,674,959
- Issue date Jan 6, 2004
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 6,671,457
- Issue date Dec 30, 2003
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 6,671,458
- Issue date Dec 30, 2003
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 6,668,135
- Issue date Dec 23, 2003
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 6,560,407
- Issue date May 6, 2003
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 6,532,336
- Issue date Mar 11, 2003
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 6,453,119
- Issue date Sep 17, 2002
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, method for recording information, and...
- Patent number 6,385,389
- Issue date May 7, 2002
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Grant
EEPROM memory card device having defect relieving means
- Patent number 6,161,195
- Issue date Dec 12, 2000
- Kabushiki Kaisha Toshiba
- Kazuo Konishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Memory card apparatus including a link table for managing the corre...
- Patent number 5,745,912
- Issue date Apr 28, 1998
- Kabushiki Kaisha Toshiba
- Kazuo Konishi
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR GRINDING TIP OF ROTOR BLADE, AND JIG FOR GRINDING TIP OF...
- Publication number 20180339390
- Publication date Nov 29, 2018
- IHI Corporation
- Koji MARUYAMA
- B24 - GRINDING POLISHING
Information Patent Application
SUBSTRATE CLEANING DEVICE, SUBSTRATE CLEANING APPARATUS, METHOD FOR...
- Publication number 20180308716
- Publication date Oct 25, 2018
- EBARA CORPORATION
- Takeshi SAKURAI
- B08 - CLEANING
Information Patent Application
POWER CONVERTER
- Publication number 20180062532
- Publication date Mar 1, 2018
- Fuji Electric Co., Ltd.
- Koji MARUYAMA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERTER
- Publication number 20180062533
- Publication date Mar 1, 2018
- Fuji Electric Co., Ltd.
- Koji MARUYAMA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
THREE-LEVEL POWER CONVERTER
- Publication number 20160344301
- Publication date Nov 24, 2016
- Fuji Electric Co., Ltd.
- Koji MARUYAMA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
THREE-LEVEL INVERTER
- Publication number 20160028224
- Publication date Jan 28, 2016
- Fuji Electric Co., Ltd.
- Ryuji YAMADA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SUBSTRATE TREATMENT DEVICE
- Publication number 20150298283
- Publication date Oct 22, 2015
- EBARA CORPORATION
- Koji MARUYAMA
- B24 - GRINDING POLISHING
Information Patent Application
MIXING STRUCTURE
- Publication number 20150041996
- Publication date Feb 12, 2015
- HINO MOTORS, LTD.
- Minoru Kowada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SUBSTRATE CLEANING DEVICE, SUBSTRATE CLEANING APPARATUS, CLEANED SU...
- Publication number 20150020851
- Publication date Jan 22, 2015
- Takeshi Sakurai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER SUPPLY DEVICE
- Publication number 20140372780
- Publication date Dec 18, 2014
- CENTRAL JAPAN RAILWAY COMPANY
- Toshiaki MURAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POWER SUPPLY DEVICE
- Publication number 20140292092
- Publication date Oct 2, 2014
- Fuji Electric Co., Ltd.
- Ayako ICHINOSE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PROCESSING END POINT DETECTION METHOD, POLISHING METHOD, AND POLISH...
- Publication number 20140004773
- Publication date Jan 2, 2014
- Kabushiki Kaisha Toshiba
- Noburu SHIMIZU
- G01 - MEASURING TESTING
Information Patent Application
DATA REPRODUCTION APPARATUS AND DATA REPRODUCTION CONTROL METHOD
- Publication number 20120038647
- Publication date Feb 16, 2012
- Kabushiki Kaisha Toshiba
- Koji MARUYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA REPRODUCTION APPARATUS AND DATA REPRODUCTION CONTROL METHOD
- Publication number 20100034525
- Publication date Feb 11, 2010
- Kabushiki Kaisha Toshiba
- Koji MARUYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Processing end point detection method, polishing method,and polishi...
- Publication number 20100015889
- Publication date Jan 21, 2010
- Noburu Shimizu
- G05 - CONTROLLING REGULATING
Information Patent Application
INFORMATION PLAYBACK APPARATUS AND INFORMATION PLAYBACK METHOD
- Publication number 20090157910
- Publication date Jun 18, 2009
- Kabushiki Kaisha Toshiba
- Koji MARUYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOVING IMAGE AND AUDIO REPRODUCTION DEVICE
- Publication number 20090110369
- Publication date Apr 30, 2009
- KABUSHIKI KAISHA TOSJIBA
- Hideaki Takahashi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
VIDEO/AUDIO REPRODUCING APPARATUS AND METHOD FOR OUTPUTTING SIGNAL...
- Publication number 20080285951
- Publication date Nov 20, 2008
- Kabushiki Kaisha Toshiba
- Hideaki Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
ENDOSCOPE
- Publication number 20080208002
- Publication date Aug 28, 2008
- OLYMPUS CORPORATION
- Koji MARUYAMA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ENDOSCOPE APPARATUS
- Publication number 20080207993
- Publication date Aug 28, 2008
- OLYMPUS CORPORATION
- Koji Maruyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ENDOSCOPE APPARATUS
- Publication number 20080207998
- Publication date Aug 28, 2008
- OLYMPUS CORPORATION
- Koji MARUYAMA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Information reproducing apparatus and information reproducing method
- Publication number 20070165498
- Publication date Jul 19, 2007
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Application
Reproducing apparatus and reproducing method
- Publication number 20070116439
- Publication date May 24, 2007
- Koji Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Video data recording apparatus and video data recording method
- Publication number 20040184767
- Publication date Sep 23, 2004
- Kabushiki Kaisha Toshiba
- Koji Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Information recording medium, method for recording information, and...
- Publication number 20040175148
- Publication date Sep 9, 2004
- Koji Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MULTI-BODY PURPOSE INFORMANTION PROCESSING APPARTATUS
- Publication number 20020191499
- Publication date Dec 19, 2002
- Kabushiki Kaisha Toshiba
- Hideo Ando
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information recording medium, method for recording information, and...
- Publication number 20020159763
- Publication date Oct 31, 2002
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording medium, method for recording information, and...
- Publication number 20020159764
- Publication date Oct 31, 2002
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording medium, method for recording information, and...
- Publication number 20020159765
- Publication date Oct 31, 2002
- Koji Maruyama
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording medium, method for recording information, and...
- Publication number 20020154896
- Publication date Oct 24, 2002
- Koji Maruyama
- G11 - INFORMATION STORAGE

Koji Maruyama

Person

Patents Grantslast 30 patents

Method for grinding tip of rotor blade, and jig for grinding up of...

Substrate cleaning device, substrate cleaning apparatus, method for...

Power converter

Processing end point detection method, polishing method, and polish...

Three-level power converter

Substrate cleaning device, substrate cleaning apparatus, method for...

Power converter

Three-level inverter employing a bidirectional switch, and modular...

Mixing structure

Power supply device

Power supply device

Endoscope apparatus

Data reproduction apparatus and data reproduction control method

Data reproduction apparatus and data reproduction control method

Processing end point detection method, polishing method, and polish...

Information playback apparatus and information playback method with...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Multi-body multi-purpose information processing apparatus

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

EEPROM memory card device having defect relieving means

Memory card apparatus including a link table for managing the corre...

Patents Applicationslast 30 patents

METHOD FOR GRINDING TIP OF ROTOR BLADE, AND JIG FOR GRINDING TIP OF...

SUBSTRATE CLEANING DEVICE, SUBSTRATE CLEANING APPARATUS, METHOD FOR...

POWER CONVERTER

POWER CONVERTER

THREE-LEVEL POWER CONVERTER

THREE-LEVEL INVERTER

SUBSTRATE TREATMENT DEVICE

MIXING STRUCTURE

SUBSTRATE CLEANING DEVICE, SUBSTRATE CLEANING APPARATUS, CLEANED SU...

POWER SUPPLY DEVICE

POWER SUPPLY DEVICE

PROCESSING END POINT DETECTION METHOD, POLISHING METHOD, AND POLISH...

DATA REPRODUCTION APPARATUS AND DATA REPRODUCTION CONTROL METHOD

DATA REPRODUCTION APPARATUS AND DATA REPRODUCTION CONTROL METHOD

Processing end point detection method, polishing method,and polishi...

INFORMATION PLAYBACK APPARATUS AND INFORMATION PLAYBACK METHOD

MOVING IMAGE AND AUDIO REPRODUCTION DEVICE

VIDEO/AUDIO REPRODUCING APPARATUS AND METHOD FOR OUTPUTTING SIGNAL...

ENDOSCOPE

ENDOSCOPE APPARATUS

ENDOSCOPE APPARATUS

Information reproducing apparatus and information reproducing method

Reproducing apparatus and reproducing method

Video data recording apparatus and video data recording method

Information recording medium, method for recording information, and...

MULTI-BODY PURPOSE INFORMANTION PROCESSING APPARTATUS

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...

Information recording medium, method for recording information, and...