Ryuji Okamura

Person

Shiga, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Light-receiving member, image-forming apparatus, and image-forming...
- Patent number 7,060,406
- Issue date Jun 13, 2006
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for producing electrophotographic photosensitive member, ele...
- Patent number 7,033,721
- Issue date Apr 25, 2006
- Canon Kabushiki Kaisha
- Junichiro Hashizume
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for producing electrophotographic photosensitive member, an...
- Patent number 7,033,717
- Issue date Apr 25, 2006
- Canon Kabushiki Kaisha
- Satoshi Kojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Deposited film forming apparatus and deposited film forming method
- Patent number 6,946,167
- Issue date Sep 20, 2005
- Canon Kabushiki Kaisha
- Kazuto Hosoi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Electrophotographic photosensitive member, process for its producti...
- Patent number 6,846,600
- Issue date Jan 25, 2005
- Canon Kabushiki Kaisha
- Toshiyuki Ehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process and apparatus for manufacturing electrophotographic photose...
- Patent number 6,753,123
- Issue date Jun 22, 2004
- Canon Kabushiki Kaisha
- Ryuji Okamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Deposited film forming apparatus
- Patent number 6,702,898
- Issue date Mar 9, 2004
- Canon Kabushiki Kaisha
- Kazuto Hosoi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Plasma processing apparatus
- Patent number 6,649,020
- Issue date Nov 18, 2003
- Canon Kabushiki Kaisha
- Ryuji Okamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Image-forming apparatus and image-forming method
- Patent number 6,645,688
- Issue date Nov 11, 2003
- Canon Kabushiki Kaisha
- Junichiro Hashizume
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Negative-charging electrophotographic photosensitive member
- Patent number 6,635,397
- Issue date Oct 21, 2003
- Canon Kabushiki Kaisha
- Ryuji Okamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-receiving member, image-forming apparatus, and image-forming...
- Patent number 6,586,149
- Issue date Jul 1, 2003
- Canon Kabushiki Kaisha
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image-forming apparatus and image-forming method
- Patent number 6,576,387
- Issue date Jun 10, 2003
- Canon Kabushiki Kaisha
- Junichiro Hashizume
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exhaust process and film depositing method using the exhaust process
- Patent number 6,528,130
- Issue date Mar 4, 2003
- Canon Kabushiki Kaisha
- Junichiro Hashizume
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for forming a deposited film by plasma chemical vapor deposi...
- Patent number 6,500,500
- Issue date Dec 31, 2002
- Canon Kabushiki Kaisha
- Ryuji Okamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus for forming a deposited film by plasma chemical vapor dep...
- Patent number 6,413,592
- Issue date Jul 2, 2002
- Canon Kabushiki Kaisha
- Ryuji Okamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Electrophotographic photosensitive member and electrophotographic a...
- Patent number 6,406,824
- Issue date Jun 18, 2002
- Canon Kabushiki Kaisha
- Ryuji Okamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Plasma processing method
- Patent number 6,350,497
- Issue date Feb 26, 2002
- Canon Kabushiki Kaisha
- Hitoshi Murayama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Film forming apparatus
- Patent number 6,347,601
- Issue date Feb 19, 2002
- Canon Kabushiki Kaisha
- Kazuto Hosoi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus for forming a deposited film by plasma chemical vapor dep...
- Patent number 6,336,423
- Issue date Jan 8, 2002
- Canon Kabushiki Kaisha
- Ryuji Okamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for cleaning a substrate
- Patent number 6,321,759
- Issue date Nov 27, 2001
- Canon Kabushiki Kaisha
- Ryuji Okamura
- B08 - CLEANING
Information Patent Grant
Plasma processing method
- Patent number 6,300,225
- Issue date Oct 9, 2001
- Canon Kabushiki Kaisha
- Ryuji Okamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Image-forming apparatus and image forming method using a controlled...
- Patent number 6,282,400
- Issue date Aug 28, 2001
- Canon Kabushiki Kaisha
- Makoto Aoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic apparatus and electrophotographic light receivi...
- Patent number 6,218,064
- Issue date Apr 17, 2001
- Canon Kabushiki Kaisha
- Shigenori Ueda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Exhaust system and vacuum processing apparatus
- Patent number 6,203,618
- Issue date Mar 20, 2001
- Canon Kabushiki Kaisha
- Junichiro Hashizume
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Plasma processing apparatus and method
- Patent number 6,165,274
- Issue date Dec 26, 2000
- Canon Kabushiki Kaisha
- Kazuyoshi Akiyama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Plasma processing apparatus and plasma processing method
- Patent number 6,155,201
- Issue date Dec 5, 2000
- Canon Kabushiki Kaisha
- Hitoshi Murayama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Deposited film forming apparatus
- Patent number 6,148,763
- Issue date Nov 21, 2000
- Canon Kabushiki Kaisha
- Kazuyoshi Akiyama
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus for forming a deposited film by plasma chemical vapor dep...
- Patent number 6,135,053
- Issue date Oct 24, 2000
- Canon Kabushiki Kaisha
- Ryuji Okamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Process for forming deposited film for light-receiving member, ligh...
- Patent number 5,817,181
- Issue date Oct 6, 1998
- Canon Kabushiki Kaisha
- Ryuji Okamura
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Light receiving member with an amorphous silicon photoconductive la...
- Patent number 5,656,404
- Issue date Aug 12, 1997
- Canon Kabushiki Kaisha
- Hiroaki Niino
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
TONER
- Publication number 20230375953
- Publication date Nov 23, 2023
- Canon Kabushiki Kaisha
- JUNICHI TAMURA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD FOR MANUFACTURING TONER
- Publication number 20230168597
- Publication date Jun 1, 2023
- Canon Kabushiki Kaisha
- Takeshi Ohtsu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
TONER MANUFACTURING METHOD
- Publication number 20220197164
- Publication date Jun 23, 2022
- Canon Kabushiki Kaisha
- Junichi Tamura
- B24 - GRINDING POLISHING
Information Patent Application
Process for producing electrophotographic photosensitive member, an...
- Publication number 20050153223
- Publication date Jul 14, 2005
- Satoshi Kojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Deposition film forming apparatus and deposition film forming method
- Publication number 20040261716
- Publication date Dec 30, 2004
- Canon Kabushiki Kaisha
- Junichiro Hashizume
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Deposited film forming apparatus and deposited film forming method
- Publication number 20040083974
- Publication date May 6, 2004
- Kazuto Hosoi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method for producing electrophotographic photosensitive member, ele...
- Publication number 20040071890
- Publication date Apr 15, 2004
- Junichiro Hashizume
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Light-receiving member, image-forming apparatus, and image-forming...
- Publication number 20040023140
- Publication date Feb 5, 2004
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Process and apparatus for manufacturing electrophotographic photose...
- Publication number 20030124449
- Publication date Jul 3, 2003
- Ryuji Okamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Negative-charging electrophotographic photosensitive member
- Publication number 20030104293
- Publication date Jun 5, 2003
- Ryuji Okamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Electrophotographic photosensitive member, process for its producti...
- Publication number 20020168859
- Publication date Nov 14, 2002
- Toshiyuki Ehara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image-forming apparatus and image-forming method
- Publication number 20020115012
- Publication date Aug 22, 2002
- Junichiro Hashizume
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Deposited film forming apparatus and deposited film forming method
- Publication number 20020100421
- Publication date Aug 1, 2002
- Kazuto Hosoi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Image-forming apparatus and image-forming method
- Publication number 20020098438
- Publication date Jul 25, 2002
- Junichiro Hashizume
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Light-receiving member, image-forming apparatus, and image-forming...
- Publication number 20010051308
- Publication date Dec 13, 2001
- Kunimasa Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Exhaust process and film depositing method using the exhaust process
- Publication number 20010007174
- Publication date Jul 12, 2001
- Junichiro Hashizume
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Ryuji Okamura

Person

Patents Grantslast 30 patents

Light-receiving member, image-forming apparatus, and image-forming...

Method for producing electrophotographic photosensitive member, ele...

Process for producing electrophotographic photosensitive member, an...

Deposited film forming apparatus and deposited film forming method

Electrophotographic photosensitive member, process for its producti...

Process and apparatus for manufacturing electrophotographic photose...

Deposited film forming apparatus

Plasma processing apparatus

Image-forming apparatus and image-forming method

Negative-charging electrophotographic photosensitive member

Light-receiving member, image-forming apparatus, and image-forming...

Image-forming apparatus and image-forming method

Exhaust process and film depositing method using the exhaust process

Method for forming a deposited film by plasma chemical vapor deposi...

Apparatus for forming a deposited film by plasma chemical vapor dep...

Electrophotographic photosensitive member and electrophotographic a...

Plasma processing method

Film forming apparatus

Apparatus for forming a deposited film by plasma chemical vapor dep...

Method for cleaning a substrate

Plasma processing method

Image-forming apparatus and image forming method using a controlled...

Electrophotographic apparatus and electrophotographic light receivi...

Exhaust system and vacuum processing apparatus

Plasma processing apparatus and method

Plasma processing apparatus and plasma processing method

Deposited film forming apparatus

Apparatus for forming a deposited film by plasma chemical vapor dep...

Process for forming deposited film for light-receiving member, ligh...

Light receiving member with an amorphous silicon photoconductive la...

Patents Applicationslast 30 patents

TONER

METHOD FOR MANUFACTURING TONER

TONER MANUFACTURING METHOD

Process for producing electrophotographic photosensitive member, an...

Deposition film forming apparatus and deposition film forming method

Deposited film forming apparatus and deposited film forming method

Method for producing electrophotographic photosensitive member, ele...

Light-receiving member, image-forming apparatus, and image-forming...

Process and apparatus for manufacturing electrophotographic photose...

Negative-charging electrophotographic photosensitive member

Electrophotographic photosensitive member, process for its producti...

Image-forming apparatus and image-forming method

Deposited film forming apparatus and deposited film forming method

Image-forming apparatus and image-forming method

Light-receiving member, image-forming apparatus, and image-forming...

Exhaust process and film depositing method using the exhaust process