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Hsinchu, TW
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Patents Grants
last 30 patents
Information
Patent Grant
Piezoelectric fluid injection devices and driving voltage calibrati...
Patent number
7,712,854
Issue date
May 11, 2010
Industrial Technology Research Institute
Hsiang-Pei Ou
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method and circuit for driving ink jet print head and printer utili...
Patent number
7,252,352
Issue date
Aug 7, 2007
Industrial Technology Research Institute
Hsiang-Pei Ou
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Circuit and method for estimating pulse frequency of nozzle in ink-...
Patent number
7,188,924
Issue date
Mar 13, 2007
Industrial Technology Research Institute
Jessen Chen
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
Piezoelectric fluid injection devices and driving voltage calibrati...
Publication number
20070296771
Publication date
Dec 27, 2007
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
Hsiang-Pei Ou
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Printhead temperature control method and apparatus
Publication number
20060146086
Publication date
Jul 6, 2006
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
Hsiang-Pei Ou
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Method and apparatus for reducing misalignment of print on printhead
Publication number
20060132528
Publication date
Jun 22, 2006
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
Hsiang-Pei Ou
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Method and circuit for driving ink jet print head and printer utili...
Publication number
20050140710
Publication date
Jun 30, 2005
Hsiang-Pei Ou
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Ink jet print head identification circuit and method
Publication number
20050140703
Publication date
Jun 30, 2005
Hsiang-Pei Ou
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Circuit and method for estimating pulse frequency of nozzle in ink-...
Publication number
20050134619
Publication date
Jun 23, 2005
Jessen Chen
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS