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Takuji Torii
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Ibaraki, JP
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last 30 patents
Information
Patent Grant
Method of manufacturing ink jet print head
Patent number
6,457,222
Issue date
Oct 1, 2002
Hitachi Koki Co., Ltd.
Takuji Torii
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Drive method for an on-demand multi-nozzle ink jet head
Patent number
6,378,972
Issue date
Apr 30, 2002
Hitachi Koki Co., Ltd.
Yoshitaka Akiyama
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Drive voltage adjusting method for an on-demand multi-nozzle ink je...
Patent number
6,328,397
Issue date
Dec 11, 2001
Hitachi Koki Co., Ltd.
Kazuo Shimizu
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Print head having array of printing elements for printer
Patent number
6,328,418
Issue date
Dec 11, 2001
Hitachi Koki Co., Ltd.
Takahiro Yamada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method of minimizing ink drop velocity variations in an on-demand m...
Patent number
6,102,512
Issue date
Aug 15, 2000
Hitachi Koki Co., Ltd.
Takuji Torii
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
On-demand multi-nozzle ink jet head
Patent number
6,053,602
Issue date
Apr 25, 2000
Hitachi Koki Company Ltd.
Nobuhiro Noto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Ink jet printer having elastically deformable ink supply tube
Patent number
5,436,651
Issue date
Jul 25, 1995
Hitachi Koki Co., Ltd.
Takuji Torii
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Suction-purging unit and suction purging method for an ink jet printer
Patent number
5,381,168
Issue date
Jan 10, 1995
Hitachi Koki Co., Ltd.
Norimasa Kondo
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Combustion gas powered tool
Patent number
5,199,626
Issue date
Apr 6, 1993
Hitachi Koki Company Limited
Tsunehisa Terayama
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Combustion gas powered fastener driving tool
Patent number
5,090,606
Issue date
Feb 25, 1992
Hitachi Koki Company, Limited
Takuji Torii
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS