Membership
Tour
Register
Log in
Kohei Kitahara
Follow
Person
Nagano, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Multi-layer ink jet recording head and manufacturing method therefor
Patent number
6,929,354
Issue date
Aug 16, 2005
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Laminated ink jet recording head
Patent number
6,902,262
Issue date
Jun 7, 2005
Seiko Epson Corporation
Yuji Tanaka
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Laminated ink jet recording head
Patent number
6,893,117
Issue date
May 17, 2005
Seiko Epson Corporation
Yuji Tanaka
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Actuator unit for ink jet recording head
Patent number
6,601,949
Issue date
Aug 5, 2003
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Laminated ink jet recording head having a plurality of actuator units
Patent number
6,502,929
Issue date
Jan 7, 2003
Seiko Epson Corporation
Yuji Tanaka
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet print head with plural electrodes
Patent number
6,334,673
Issue date
Jan 1, 2002
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Multi-layer ink jet print head and manufacturing method therefor
Patent number
6,290,340
Issue date
Sep 18, 2001
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Multilayer ink jet recording head having a pressure generating unit...
Patent number
6,270,203
Issue date
Aug 7, 2001
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet recording head
Patent number
6,206,501
Issue date
Mar 27, 2001
Seiko Epson Corporation
Takayuki Ishii
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Multi-layer ink jet print head and manufacturing method therefor
Patent number
6,120,137
Issue date
Sep 19, 2000
Seiko Epson Corporation
Kohei Kitahara
Information
Patent Grant
Manufacturing method for an ink jet recording head
Patent number
6,073,321
Issue date
Jun 13, 2000
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method of manufacturing an ink jet recording head
Patent number
5,956,829
Issue date
Sep 28, 1999
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet print head
Patent number
5,933,170
Issue date
Aug 3, 1999
NGK Insulators, Ltd.
Yukihisa Takeuchi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet recording head having improved arrangement of electrodes
Patent number
5,929,881
Issue date
Jul 27, 1999
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet recording head
Patent number
5,880,756
Issue date
Mar 9, 1999
Seiko Epson Corporation
Takayuki Ishii
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet recording head with vibrating element having greater width...
Patent number
5,856,837
Issue date
Jan 5, 1999
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink cartridge
Patent number
5,157,421
Issue date
Oct 20, 1992
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Paper feeding apparatus for printers
Patent number
4,691,911
Issue date
Sep 8, 1987
Seiko Epson Kabushiki Kaisha
Hitoshi Nakagawa
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
Laminated ink jet recording head
Publication number
20050036009
Publication date
Feb 17, 2005
Seiko Epson Corporation
Yuji Tanaka
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Laminated ink jet recording head
Publication number
20030227512
Publication date
Dec 11, 2003
Seiko Epson Corporation
Yuji Tanaka
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Multi-layer ink jet recording head and manufacturing method therefor
Publication number
20030112299
Publication date
Jun 19, 2003
Seiko Epson Corporation
Kohei Kitahara
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS