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Ritsuo Kashiyama
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image capturing apparatus
Patent number
8,480,240
Issue date
Jul 9, 2013
Canon Kabushiki Kaisha
Ritsuo Kashiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Piezoelectric element drive circuit and foreign substance removing...
Patent number
8,471,436
Issue date
Jun 25, 2013
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G02 - OPTICS
Information
Patent Grant
Foreign substance removing apparatus
Patent number
8,237,328
Issue date
Aug 7, 2012
Canon Kabushiki Kaisha
Ritsuo Kashiyama
B08 - CLEANING
Information
Patent Grant
Image capturing apparatus
Patent number
8,136,952
Issue date
Mar 20, 2012
Canon Kabushiki Kaisha
Ritsuo Kashiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Camera with shutter speed detection and correction
Patent number
7,684,692
Issue date
Mar 23, 2010
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Focus detecting apparatus
Patent number
7,102,681
Issue date
Sep 5, 2006
Canon Kabushiki Kaisha
Ritsuo Kashiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Power circuit for display driver, display device, and camera
Patent number
7,088,357
Issue date
Aug 8, 2006
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Power circuit for display driver, display device, and camera
Patent number
6,975,314
Issue date
Dec 13, 2005
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Camera having illumination device and control function for same
Patent number
6,473,568
Issue date
Oct 29, 2002
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Camera
Patent number
6,295,415
Issue date
Sep 25, 2001
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Camera with power zoom function and interchangeable lens with power...
Patent number
5,404,191
Issue date
Apr 4, 1995
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G02 - OPTICS
Information
Patent Grant
Control apparatus for vibration driven motor
Patent number
5,359,268
Issue date
Oct 25, 1994
Canon Kabushiki Kaisha
Ritsuo Kashiyama
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Camera with power zoom function and interchangeable lens with power...
Patent number
5,231,437
Issue date
Jul 27, 1993
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G02 - OPTICS
Information
Patent Grant
Drive circuit for vibratory-wave motor
Patent number
5,140,231
Issue date
Aug 18, 1992
Canon Kabushiki Kaisha
Ritsuo Kashiyama
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Camera with power zoom function and interchangeable lens with power...
Patent number
5,113,210
Issue date
May 12, 1992
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G02 - OPTICS
Information
Patent Grant
Drive circuit for vibratory-wave motor
Patent number
4,965,481
Issue date
Oct 23, 1990
Canon Kabushiki Kaisha
Ritsuo Kashiyama
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
IMAGE CAPTURING APPARATUS
Publication number
20120182457
Publication date
Jul 19, 2012
Canon Kabushiki Kaisha
Ritsuo Kashiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FOREIGN SUBSTANCE REMOVING APPARATUS
Publication number
20100315711
Publication date
Dec 16, 2010
Canon Kabushiki Kaisha
Ritsuo Kashiyama
B08 - CLEANING
Information
Patent Application
PIEZOELECTRIC ELEMENT DRIVE CIRCUIT AND FOREIGN SUBSTANCE REMOVING...
Publication number
20100254004
Publication date
Oct 7, 2010
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G02 - OPTICS
Information
Patent Application
IMAGE CAPTURING APPARATUS
Publication number
20080198458
Publication date
Aug 21, 2008
Canon Kabushiki Kaisha
Ritsuo Kashiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CAMERA
Publication number
20070160358
Publication date
Jul 12, 2007
Ritsuo Kashiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Power circuit for display driver, display device, and camera
Publication number
20050237290
Publication date
Oct 27, 2005
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Power circuit for display driver, display device, and camera
Publication number
20030184540
Publication date
Oct 2, 2003
Canon Kabushiki Kaisha
Ritsuo Kashiyama
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Camera having illumination device and control function for same
Publication number
20020028072
Publication date
Mar 7, 2002
Ritsuo Kashiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY