Masayuki Kumazaki

Person

Nagano-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fluid ejection device
- Patent number 9,751,311
- Issue date Sep 5, 2017
- Seiko Epson Corporation
- Ryuji Moriyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Platen gap adjustment mechanism
- Patent number 9,044,980
- Issue date Jun 2, 2015
- Seiko Epson Corporation
- Masayuki Kumazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Platen gap adjustment mechanism and printer
- Patent number 8,651,603
- Issue date Feb 18, 2014
- Seiko Epson Corporation
- Masayuki Kumazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ribbon cartridge and printing apparatus
- Patent number 7,942,594
- Issue date May 17, 2011
- Seiko Epson Corporation
- Masayuki Kumazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink ribbon cartridge
- Patent number D547363
- Issue date Jul 24, 2007
- Seiko Epson Corporation
- Masayuki Kumazaki
- D18 - Printing and office machinery
Information Patent Grant
Method for detecting an end portion of a recording medium in a reco...
- Patent number 6,079,892
- Issue date Jun 27, 2000
- Seiko Epson Corporation
- Naoto Yamaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Printer sheet discharge method
- Patent number 5,946,016
- Issue date Aug 31, 1999
- Seiko Epson Corp.
- Kazuo Saito
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Sheet end detecting device
- Patent number 5,941,523
- Issue date Aug 24, 1999
- Seiko Epson Corporation
- Masayuki Kumazaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Paper detection device for printer
- Patent number 5,882,130
- Issue date Mar 16, 1999
- Seiko Epson Corporation
- Masayuki Kumazaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Ribbon mask for impact dot matrix printed
- Patent number 5,785,438
- Issue date Jul 28, 1998
- Seiko Epson Corporation
- Naoto Yamaguchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Paper size determining method and printer in which the method is used
- Patent number 5,738,457
- Issue date Apr 14, 1998
- Seiko Epson Corporation
- Hiroshi Ishida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing method and printing apparatus
- Patent number 5,678,488
- Issue date Oct 21, 1997
- Seiko Epson Corporation
- Naoto Yamaguchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Ink jet recording apparatus having an antismear sheet deformation d...
- Patent number 5,648,807
- Issue date Jul 15, 1997
- Seiko Epson Corporation
- Kazuo Saito
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Printing apparatus and method of forward and reverse sheet feeding...
- Patent number 5,226,741
- Issue date Jul 13, 1993
- Seiko Epson Corporation
- Masayuki Kumazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Apparatus for automatically adjusting a gap between a platen and a...
- Patent number 4,917,512
- Issue date Apr 17, 1990
- Seiko Epson Corporation
- Takao Mimura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
FLUID EJECTION DEVICE
- Publication number 20160031217
- Publication date Feb 4, 2016
- SEIKO EPSON CORPORATION
- Ryuji MORIYAMA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PLATEN GAP ADJUSTMENT MECHANISM AND PRINTER
- Publication number 20140119801
- Publication date May 1, 2014
- SEIKO EPSON CORPORATION
- Masayuki Kumazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PLATEN GAP ADJUSTMENT MECHANISM AND PRINTER
- Publication number 20120320128
- Publication date Dec 20, 2012
- SEIKO EPSON CORPORATION
- Masayuki Kumazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
RECORDING DEVICE AND RECORDING MEDIUM SUPPLY MECHANISM FOR A RECORD...
- Publication number 20110129281
- Publication date Jun 2, 2011
- SEIKO EPSON CORPORATION
- Masayuki Kumazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Recording Device And Recording Medium Supply Mechanism For A Record...
- Publication number 20110127310
- Publication date Jun 2, 2011
- SEIKO EPSON CORPORATION
- Masayuki Kumazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ribbon Cartridge and Printing Apparatus
- Publication number 20090202283
- Publication date Aug 13, 2009
- Masayuki Kumazaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Masayuki Kumazaki

Person

Patents Grantslast 30 patents

Fluid ejection device

Platen gap adjustment mechanism

Platen gap adjustment mechanism and printer

Ribbon cartridge and printing apparatus

Ink ribbon cartridge

Method for detecting an end portion of a recording medium in a reco...

Printer sheet discharge method

Sheet end detecting device

Paper detection device for printer

Ribbon mask for impact dot matrix printed

Paper size determining method and printer in which the method is used

Printing method and printing apparatus

Ink jet recording apparatus having an antismear sheet deformation d...

Printing apparatus and method of forward and reverse sheet feeding...

Apparatus for automatically adjusting a gap between a platen and a...

Patents Applicationslast 30 patents

FLUID EJECTION DEVICE

PLATEN GAP ADJUSTMENT MECHANISM AND PRINTER

PLATEN GAP ADJUSTMENT MECHANISM AND PRINTER

RECORDING DEVICE AND RECORDING MEDIUM SUPPLY MECHANISM FOR A RECORD...

Recording Device And Recording Medium Supply Mechanism For A Record...

Ribbon Cartridge and Printing Apparatus