Yasuo Fujiwara

Person

Urawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Remanufacturing method for process cartridge, process cartridge and...
- Patent number 6,272,300
- Issue date Aug 7, 2001
- Canon Kabushiki Kaisha
- Yasuo Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner Container cap, toner container, and process cartridge
- Patent number 6,246,848
- Issue date Jun 12, 2001
- Canon Kabushiki Kaisha
- Hiroumi Morinaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container, process cartridge, developer sealing member an...
- Patent number 6,157,796
- Issue date Dec 5, 2000
- Canon Kabushiki Kaisha
- Yasuo Fujiwara
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sealing member, process cartridge and developer supply container
- Patent number 6,118,957
- Issue date Sep 12, 2000
- Canon Kabushiki Kaisha
- Yasuo Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer container, process cartridge, developer sealing member an...
- Patent number 6,097,907
- Issue date Aug 1, 2000
- Canon Kabushiki Kaisha
- Yasuo Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Tearable sealing member, developing apparatus and process cartridge
- Patent number 5,909,606
- Issue date Jun 1, 1999
- Canon Kabushiki Kaisha
- Yasuo Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus with a removable sealing film and process cart...
- Patent number 5,752,131
- Issue date May 12, 1998
- Canon Kabushiki Kaisha
- Yasuo Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Frame, developing apparatus, process cartridge and electro-photogra...
- Patent number 5,689,772
- Issue date Nov 18, 1997
- Canon Kabushiki Kaisha
- Yasuo Fujiwara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Yasuo Fujiwara

Person

Patents Grantslast 30 patents

Remanufacturing method for process cartridge, process cartridge and...

Toner Container cap, toner container, and process cartridge

Developer container, process cartridge, developer sealing member an...

Sealing member, process cartridge and developer supply container

Developer container, process cartridge, developer sealing member an...

Tearable sealing member, developing apparatus and process cartridge

Developing apparatus with a removable sealing film and process cart...

Frame, developing apparatus, process cartridge and electro-photogra...