Keiichi Iwamura

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image data verification
- Patent number 8,738,917
- Issue date May 27, 2014
- Canon Kabushiki Kaisha
- Satoru Wakao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information processing apparatus, information processing system, in...
- Patent number 8,055,900
- Issue date Nov 8, 2011
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processing apparatus and its method
- Patent number 7,930,544
- Issue date Apr 19, 2011
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing device, image processing method thereof, computer...
- Patent number 7,706,569
- Issue date Apr 27, 2010
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing method, falsification verification method an...
- Patent number 7,650,511
- Issue date Jan 19, 2010
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Moving image generation apparatus, moving image playback apparatus,...
- Patent number 7,613,350
- Issue date Nov 3, 2009
- Canon Kabushiki Kaisa
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processing apparatus and method and storage medium
- Patent number 7,606,426
- Issue date Oct 20, 2009
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data-processing system and method for controlling same, computer pr...
- Patent number 7,594,118
- Issue date Sep 22, 2009
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information processing apparatus, method, program and storage medium
- Patent number 7,580,543
- Issue date Aug 25, 2009
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processor, method thereof, computer program, and computer rea...
- Patent number 7,571,323
- Issue date Aug 4, 2009
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing apparatus, method therefor, computer program...
- Patent number 7,552,335
- Issue date Jun 23, 2009
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Network access terminal, network system, method of network system,...
- Patent number 7,546,464
- Issue date Jun 9, 2009
- Canon Kabushiki Kaisha
- Junichi Hayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image data verification system
- Patent number 7,535,488
- Issue date May 19, 2009
- Canon Kabushiki Kaisha
- Satoru Wakao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing apparatus and method
- Patent number 7,536,026
- Issue date May 19, 2009
- Canon Kabushiki Kaisha
- Kitahiro Kaneda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Character input device
- Patent number 7,530,031
- Issue date May 5, 2009
- Fujitsu Limited
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Encryption/decryption method for data limited in value range, appar...
- Patent number 7,512,811
- Issue date Mar 31, 2009
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data process apparatus and method therefor
- Patent number 7,463,736
- Issue date Dec 9, 2008
- Canon Kabushiki Kaisha
- Nobuhiro Tagashira
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital watermark processing apparatus, and digital contents distri...
- Patent number 7,461,255
- Issue date Dec 2, 2008
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for embedding digital-watermark using robustne...
- Patent number 7,386,149
- Issue date Jun 10, 2008
- Canon Kabushiki Kaisha
- Takami Eguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processing apparatus and image processing method
- Patent number 7,296,161
- Issue date Nov 13, 2007
- Canon Kabushiki Kaisha
- Satoru Wakao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital watermark embedding method, digital watermark extraction me...
- Patent number 7,269,274
- Issue date Sep 11, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital watermark embedding method, apparatus, digital watermark ex...
- Patent number 7,260,238
- Issue date Aug 21, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processing apparatus effective for preventing counterfeiting...
- Patent number 7,259,878
- Issue date Aug 21, 2007
- Canon Kabushiki Kaisha
- Yoshihiro Ishida
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information processing apparatus, method for controlling the same,...
- Patent number 7,231,522
- Issue date Jun 12, 2007
- Canon Kabushiki Kaisha
- Tomochika Murakami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital watermark embedding apparatus, digital watermark extraction...
- Patent number 7,209,572
- Issue date Apr 24, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Extracting embedded information from digital image data
- Patent number 7,206,432
- Issue date Apr 17, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing system, information processing apparatus, an...
- Patent number 7,200,231
- Issue date Apr 3, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing apparatus, information processing system, in...
- Patent number 7,194,630
- Issue date Mar 20, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital watermark extracting method, apparatus, program and storage...
- Patent number 7,190,807
- Issue date Mar 13, 2007
- Canon Kabushiki Kaisha
- Jun Tamaru
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processing method and apparatus
- Patent number 7,181,043
- Issue date Feb 20, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Registration Device, Verification Device, Identification Device, an...
- Publication number 20230037023
- Publication date Feb 2, 2023
- TOKYO UNIVERSITY OF SCIENCE FOUNDATION
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA-PROCESSING SYSTEM AND METHOD FOR CONTROLLING SAME, COMPUTER PR...
- Publication number 20090187767
- Publication date Jul 23, 2009
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Data Processing Apparatus and Its Method
- Publication number 20080276095
- Publication date Nov 6, 2008
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image Processing Device, Imge Processing Method Thereof, Computer P...
- Publication number 20070258619
- Publication date Nov 8, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD AND APPARATUS FOR EMBEDDING DIGITAL-WATERMARK USING ROBUSTNE...
- Publication number 20070201099
- Publication date Aug 30, 2007
- Canon Kabushiki Kaisha
- Takami Eguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processing method, falsification verification method an...
- Publication number 20070172256
- Publication date Jul 26, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE PROCESSING APPARATUS AND METHOD
- Publication number 20070127771
- Publication date Jun 7, 2007
- Canon Kabushiki Kaisha
- Kitahiro Kaneda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE ME...
- Publication number 20070098214
- Publication date May 3, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, IN...
- Publication number 20070063884
- Publication date Mar 22, 2007
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA PROCESSING APPARATUS, DATA PROCESSING SYSTEM, DATA PROCESSING...
- Publication number 20060253448
- Publication date Nov 9, 2006
- Canon Kabushiki Kaisha
- Nobuhiro Tagashira
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE DATA VERIFICATION
- Publication number 20060248348
- Publication date Nov 2, 2006
- Canon Kabushiki Kaisha
- SATORU WAKAO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Information processing apparatus, method, program and storage medium
- Publication number 20060072784
- Publication date Apr 6, 2006
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data processing method and apparatus
- Publication number 20060050926
- Publication date Mar 9, 2006
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Data-processing system and method for controlling same, computer pr...
- Publication number 20060047966
- Publication date Mar 2, 2006
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Input data conversion apparatus for mobile information device, mobi...
- Publication number 20050267912
- Publication date Dec 1, 2005
- FUJITSU LIMITED
- Syuichi Wada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Moving image generation apparatus, moving image playback apparatus,...
- Publication number 20050207730
- Publication date Sep 22, 2005
- CANON KABUSHIKI KAISHA
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data processing apparatus and method, and storage medium therefor
- Publication number 20050185820
- Publication date Aug 25, 2005
- Canon Kabushiki Kaisha
- Jun Yoshida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processing system, information processing apparatus, an...
- Publication number 20050172125
- Publication date Aug 4, 2005
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Extracting embedded information from digital image data
- Publication number 20050033965
- Publication date Feb 10, 2005
- CANON KABUSHIKI KAISHA
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image data encryption method and apparatus, computer program, and c...
- Publication number 20040174999
- Publication date Sep 9, 2004
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Encryption/decryption method for data limited in value range, appar...
- Publication number 20040170277
- Publication date Sep 2, 2004
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image processor, method thereof, computer program, and computer rea...
- Publication number 20040148507
- Publication date Jul 29, 2004
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Digital watermark embedding method, apparatus, digital watermark ex...
- Publication number 20040141631
- Publication date Jul 22, 2004
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Digital watermark embedding method, digital watermark extraction me...
- Publication number 20040142096
- Publication date Jul 22, 2004
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Digital-watermark embedding method and device and storage medium fo...
- Publication number 20040120544
- Publication date Jun 24, 2004
- Canon Kabushiki Kaisha
- Takami Eguchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Document administration apparatus, document administration method,...
- Publication number 20040111603
- Publication date Jun 10, 2004
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Information processing apparatus, method therefor, computer program...
- Publication number 20040107348
- Publication date Jun 3, 2004
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Digital watermark extracting method, apparatus, program and storage...
- Publication number 20040022411
- Publication date Feb 5, 2004
- Canon Kabushiki Kaisha
- Jun Tamaru
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Digital watermark embedding apparatus, digital watermark extraction...
- Publication number 20030231786
- Publication date Dec 18, 2003
- Canon Kabushiki Kaisha
- Keiichi Iwamura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image processing apparatus and method
- Publication number 20030210803
- Publication date Nov 13, 2003
- Canon Kabushiki Kaisha
- Kitahiro Kaneda
- G06 - COMPUTING CALCULATING COUNTING

Keiichi Iwamura

Person

Patents Grantslast 30 patents

Image data verification

Information processing apparatus, information processing system, in...

Data processing apparatus and its method

Image processing device, image processing method thereof, computer...

Information processing method, falsification verification method an...

Moving image generation apparatus, moving image playback apparatus,...

Image processing apparatus and method and storage medium

Data-processing system and method for controlling same, computer pr...

Information processing apparatus, method, program and storage medium

Image processor, method thereof, computer program, and computer rea...

Information processing apparatus, method therefor, computer program...

Network access terminal, network system, method of network system,...

Image data verification system

Image processing apparatus and method

Character input device

Encryption/decryption method for data limited in value range, appar...

Data process apparatus and method therefor

Digital watermark processing apparatus, and digital contents distri...

Method and apparatus for embedding digital-watermark using robustne...

Image processing apparatus and image processing method

Digital watermark embedding method, digital watermark extraction me...

Digital watermark embedding method, apparatus, digital watermark ex...

Image processing apparatus effective for preventing counterfeiting...

Information processing apparatus, method for controlling the same,...

Digital watermark embedding apparatus, digital watermark extraction...

Extracting embedded information from digital image data

Information processing system, information processing apparatus, an...

Information processing apparatus, information processing system, in...

Digital watermark extracting method, apparatus, program and storage...

Data processing method and apparatus

Patents Applicationslast 30 patents

Registration Device, Verification Device, Identification Device, an...

DATA-PROCESSING SYSTEM AND METHOD FOR CONTROLLING SAME, COMPUTER PR...

Data Processing Apparatus and Its Method

Image Processing Device, Imge Processing Method Thereof, Computer P...

METHOD AND APPARATUS FOR EMBEDDING DIGITAL-WATERMARK USING ROBUSTNE...

Information processing method, falsification verification method an...

IMAGE PROCESSING APPARATUS AND METHOD

IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE ME...

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, IN...

DATA PROCESSING APPARATUS, DATA PROCESSING SYSTEM, DATA PROCESSING...

IMAGE DATA VERIFICATION

Information processing apparatus, method, program and storage medium

Data processing method and apparatus

Data-processing system and method for controlling same, computer pr...

Input data conversion apparatus for mobile information device, mobi...

Moving image generation apparatus, moving image playback apparatus,...

Data processing apparatus and method, and storage medium therefor

Information processing system, information processing apparatus, an...

Extracting embedded information from digital image data

Image data encryption method and apparatus, computer program, and c...

Encryption/decryption method for data limited in value range, appar...

Image processor, method thereof, computer program, and computer rea...

Digital watermark embedding method, apparatus, digital watermark ex...

Digital watermark embedding method, digital watermark extraction me...

Digital-watermark embedding method and device and storage medium fo...

Document administration apparatus, document administration method,...

Information processing apparatus, method therefor, computer program...

Digital watermark extracting method, apparatus, program and storage...

Digital watermark embedding apparatus, digital watermark extraction...

Image processing apparatus and method