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Kouji Yamakawa
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Yokohama, JP
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last 30 patents
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Patent Grant
Ink jet head cartridge and ink jet apparatus having same
Patent number
6,338,546
Issue date
Jan 15, 2002
Canon Kabushiki Kaisha
Yasuo Kotaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet head cartridge having a folded wiring member
Patent number
6,328,422
Issue date
Dec 11, 2001
Canon Kabushiki Kaisha
Kenjiro Watanabe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejection head having specific flow path structure
Patent number
6,260,958
Issue date
Jul 17, 2001
Canon Kabushiki Kaisha
Aya Yoshihira
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Manufacturing method for the liquid ejection head
Patent number
6,168,264
Issue date
Jan 2, 2001
Canon Kabushiki Kaisha
Aya Yoshihira
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet head cartridge and ink jet apparatus having same
Patent number
5,988,804
Issue date
Nov 23, 1999
Canon Kabushiki Kaisha
Yasuo Kotaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS