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Tsuneo Handa
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Nagano, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Piezoelectric material, piezoelectric element, liquid ejecting head...
Patent number
9,324,933
Issue date
Apr 26, 2016
Seiko Epson Corporation
Koji Sumi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Piezoelectric material, piezoelectric element, liquid ejecting head...
Patent number
9,276,193
Issue date
Mar 1, 2016
Seiko Epson Corporation
Koji Sumi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Piezoelectric material, piezoelectric element, liquid ejecting head...
Patent number
9,190,601
Issue date
Nov 17, 2015
Seiko Epson Corporation
Koji Sumi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Multifunction device
Patent number
9,172,833
Issue date
Oct 27, 2015
Seiko Epson Corporation
Takaaki Ishikawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Ink jet recording apparatus and method of manufacture
Patent number
5,650,807
Issue date
Jul 22, 1997
Seiko Epson Corporation
Nobumasa Abe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet recording apparatus for ejecting droplets of ink through pr...
Patent number
5,367,324
Issue date
Nov 22, 1994
Seiko Epson Corporation
Nobumasa Abe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Thermal transfer type printer and method of rejuvenating an ink she...
Patent number
5,336,000
Issue date
Aug 9, 1994
Seiko Epson Corporation
Tsuneo Handa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Toner and a process for preparing thereof
Patent number
5,192,636
Issue date
Mar 9, 1993
Seiko Epson Corporation
Masanao Kunugi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Ink jet recording apparatus for ejecting droplets of ink through pr...
Patent number
5,148,185
Issue date
Sep 15, 1992
Seiko Epson Corporation
Nobumasa Abe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Combination toner and printer utilizing same
Patent number
4,948,692
Issue date
Aug 14, 1990
Seiko Epson Corporation
Koichi Higashimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Thermal jet recording apparatus
Patent number
4,914,562
Issue date
Apr 3, 1990
Seiko Epson Corporation
Nobumasa Abe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
PIEZOELECTRIC MATERIAL, METHOD OF MANUFACTURING THE SAME, PIEZOELEC...
Publication number
20170309810
Publication date
Oct 26, 2017
SEIKO EPSON CORPORATION
Koji SUMI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD...
Publication number
20150002584
Publication date
Jan 1, 2015
SEIKO EPSON CORPORATION
Koji SUMI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD...
Publication number
20150002585
Publication date
Jan 1, 2015
SEIKO EPSON CORPORATION
Koji SUMI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, LIQUID EJECTING HEAD...
Publication number
20150002586
Publication date
Jan 1, 2015
SEIKO EPSON CORPORATION
Koji SUMI
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
MULTIFUNCTION DEVICE
Publication number
20140071469
Publication date
Mar 13, 2014
SEIKO EPSON CORPORATION
Takaaki ISHIKAWA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIQUID DROPLET DISCHARGING DEVICE
Publication number
20120298036
Publication date
Nov 29, 2012
SEIKO EPSON CORPORATION
Masahiko OGAWA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS