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Class Information
Number: 347/68
Name: Incremental printing of symbolic information > Ink jet > Ejector mechanism (i.e., print head) > Drop-on-demand > With piezoelectric force ejection
Description: Subject matter wherein the source of intermittent energization is a piezoelectric element.










Sub-classes under this class:

Class Number Class Name Patents
347/71 Layers, plates 954
347/69 Shear mode 207
347/70 With vibratory plate 756


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Next

Patent Number Title Of Patent Date Issued
7530676 Piezoelectric element, inkjet head, angular velocity sensor, methods for manufacturing them and inkjet recording device May. 12, 2009
7530674 Liquid ejection head and image forming apparatus May. 12, 2009
7530673 Actuator device, liquid-jet head and liquid-jet apparatus May. 12, 2009
7527361 Liquid transporting apparatus, actuator unit, and method of producing liquid transporting apparatus May. 5, 2009
7527356 Device package structure, device packaging method, liquid drop ejection method, connector, and semiconductor device May. 5, 2009
7524041 Pressure producing apparatus Apr. 28, 2009
7524040 Liquid ejection head and liquid ejection apparatus Apr. 28, 2009
7524039 Liquid ejection head and image forming apparatus Apr. 28, 2009
7524038 Liquid-jet head and liquid-jet apparatus Apr. 28, 2009
7524036 Liquid ejection head and liquid ejection apparatus Apr. 28, 2009
7523538 Method for mounting a gradient coil in a cylindrical magnet of a magnetic resonance system Apr. 28, 2009
7521845 Piezoelectric substance, piezoelectric element, liquid discharge head using piezoelectric element, and liquid discharge apparatus Apr. 21, 2009
7520585 Liquid ejection head and liquid ejection apparatus having multiple pressure sensor member layers Apr. 21, 2009
7520581 Ink droplet ejection device Apr. 21, 2009
7517063 Piezoelectric element Apr. 14, 2009
7517062 Liquid discharge device Apr. 14, 2009
7517061 Multi-nozzle ink jet head and manufacturing method thereof Apr. 14, 2009
7513609 Ink-jet printer head including measurement electrode for measuring capacitance with common electrode Apr. 7, 2009
7513608 Dielectric film structure, piezoelectric actuator using dielectric element film structure and ink jet head Apr. 7, 2009
7513586 Waveform signal driven liquid ejection apparatus and image forming apparatus Apr. 7, 2009
7510271 Liquid ejection head Mar. 31, 2009
7506970 Liquid ejection head and image forming apparatus Mar. 24, 2009
7506967 Ink jet head having an electrostatic actuator, ink cartridge, and inkjet printer Mar. 24, 2009
7503644 Liquid ejection head, liquid ejection apparatus and image forming apparatus Mar. 17, 2009
7503643 Liquid droplet discharge head and image forming apparatus Mar. 17, 2009
7503642 Inkjet head and method for manufacturing the same Mar. 17, 2009
7503640 Ink-jet head and ink-jet printer Mar. 17, 2009
7500735 Liquid droplet ejecting apparatus and liquid droplet ejecting method Mar. 10, 2009
7500734 Inkjet recording head and inkjet recording device Mar. 10, 2009
7497557 Liquid ejecting apparatus, method for manufacturing liquid ejecting apparatus, and ink-jet printer Mar. 3, 2009
7497554 Ink jet print head Mar. 3, 2009
7495373 Liquid transporting apparatus and method of producing liquid transporting apparatus Feb. 24, 2009
7494594 Method of manufacturing an electrostatic actuator Feb. 24, 2009
7494209 Printhead module Feb. 24, 2009
7494208 Inkjet printhead having a cantilever actuator Feb. 24, 2009
7490405 Method for manufacturing a liquid droplet discharge head. Feb. 17, 2009
7488057 Piezoelectric ink jet printer head and its manufacturing process Feb. 10, 2009
7484833 Droplet ejector and ink-jet printhead using the same Feb. 3, 2009
7482733 Piezoactuator Jan. 27, 2009
7479729 Piezoelectric actuator, ink-jet head provided with the same, ink-jet printer, and method for manufacturing piezoelectric actuator Jan. 20, 2009
7479728 Piezoelectric element, method of manufacturing the same, liquid-jet head, method of manufacturing the same, and liquid-jet apparatus Jan. 20, 2009
7478899 Piezoelectric ink jet module with seal Jan. 20, 2009
7478898 Recording head for inkjet recording device Jan. 20, 2009
7478558 Piezoelectric element, ink jet head, angular velocity sensor, method for manufacturing the same, and ink jet recording apparatus Jan. 20, 2009
7475970 Piezoelectric actuator having piezoelectric layer and vibration plate with groove and liquid transporting apparatus Jan. 13, 2009
7475969 Ink-jet printing head Jan. 13, 2009
7475968 Ink-jet head Jan. 13, 2009
7475967 Piezoelectric element, ink-jet head with same, and their manufacturing methods Jan. 13, 2009
7475960 Liquid ejection apparatus and ejection abnormality determination method Jan. 13, 2009
7472480 Method for producing liquid ejecting recording head Jan. 6, 2009

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