Masakazu Muranaka

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Ink cartridge, housing therefor, ink bag, ink-jet recording apparat...
- Patent number 7,377,627
- Issue date May 27, 2008
- Ricoh Company, Ltd.
- Masakazu Muranaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink bag, ink cartridge and ink-jet recording apparatus, ink filling...
- Patent number 7,287,843
- Issue date Oct 30, 2007
- Ricoh Company, Ltd.
- Masakazu Muranaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink pouch for a printer ink cartridge
- Patent number D551288
- Issue date Sep 18, 2007
- Ricoh Company, Ltd.
- Masakazu Muranaka
- D18 - Printing and office machinery
Information Patent Grant
Ink pouch for a printer ink cartridge
- Patent number D546876
- Issue date Jul 17, 2007
- Ricoh Company, Ltd.
- Masakazu Muranaka
- D18 - Printing and office machinery
Information Patent Grant
Ink pouch for a printer ink cartridge
- Patent number D544909
- Issue date Jun 19, 2007
- Ricoh Company, Ltd.
- Masakazu Muranaka
- D18 - Printing and office machinery
Information Patent Grant
Ink pouch for a printer ink cartridge
- Patent number D509242
- Issue date Sep 6, 2005
- Ricoh Company, Ltd.
- Masakazu Muranaka
- D18 - Printing and office machinery
Information Patent Grant
Image formation apparatus, printer, copying machine, and facsimile...
- Patent number 6,681,096
- Issue date Jan 20, 2004
- Ricoh Company, Ltd.
- Takashi Seto
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Image forming apparatus for single-sided operation including a reve...
- Patent number 6,345,170
- Issue date Feb 5, 2002
- Ricoh Company Ltd.
- Yasushi Nakazato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge
- Patent number D431259
- Issue date Sep 26, 2000
- Ricoh Company, Ltd.
- Masakazu Muranaka
- D18 - Printing and office machinery
Information Patent Grant
Printing device with a heater provided at a charge applying station
- Patent number 6,004,052
- Issue date Dec 21, 1999
- Ricoh Company, Ltd.
- Masakazu Muranaka
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Wet process image forming apparatus and carrier vapor collecting de...
- Patent number 5,708,938
- Issue date Jan 13, 1998
- Ricoh Company, Ltd.
- Noriyasu Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thermal transfer recorder
- Patent number 5,434,597
- Issue date Jul 18, 1995
- Ricoh Company, Ltd.
- Masakazu Muranaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal transfer printer with improved adhesion of colored material...
- Patent number 4,568,949
- Issue date Feb 4, 1986
- Ricoh Co., Ltd.
- Masakazu Muranaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Ink cartridge, housing therefor, ink bag, ink-jet recording apparat...
- Publication number 20060139420
- Publication date Jun 29, 2006
- Masakazu Muranaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink bag, ink cartridge and ink-jet recording apparatus, ink filling...
- Publication number 20050157109
- Publication date Jul 21, 2005
- Masakazu Muranaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Image formation apparatus, printer, copying machine, and facsimile...
- Publication number 20020051665
- Publication date May 2, 2002
- Takashi Seto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Masakazu Muranaka

Person

Patents Grantslast 30 patents

Ink cartridge, housing therefor, ink bag, ink-jet recording apparat...

Ink bag, ink cartridge and ink-jet recording apparatus, ink filling...

Ink pouch for a printer ink cartridge

Ink pouch for a printer ink cartridge

Ink pouch for a printer ink cartridge

Ink pouch for a printer ink cartridge

Image formation apparatus, printer, copying machine, and facsimile...

Image forming apparatus for single-sided operation including a reve...

Toner cartridge

Printing device with a heater provided at a charge applying station

Wet process image forming apparatus and carrier vapor collecting de...

Thermal transfer recorder

Thermal transfer printer with improved adhesion of colored material...

Patents Applicationslast 30 patents

Ink cartridge, housing therefor, ink bag, ink-jet recording apparat...

Ink bag, ink cartridge and ink-jet recording apparatus, ink filling...

Image formation apparatus, printer, copying machine, and facsimile...