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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:

Patent Number Title Of Patent Date Issued
7992967 Liquid drop ejection head and image forming apparatus Aug. 9, 2011
7988785 Printing head for nano patterning Aug. 2, 2011
7988262 Fluid-ejecting integrated circuit utilizing electromagnetic displacement Aug. 2, 2011
7988068 Liquid ejection head Aug. 2, 2011
7984977 Piezoelectric element, manufacturing method for piezoelectric body, and liquid jet head Jul. 26, 2011
7980680 Method for manufacturing piezoelectric actuator, method for manufacturing liquid transporting apparatus, piezoelectric actuator, and liquid transporting apparatus Jul. 19, 2011
7980679 Piezoelectric element, liquid droplet ejecting head, image forming device, and method of manufacturing liquid droplet ejecting head Jul. 19, 2011
7980671 Electrostatic actuator and method of making the electrostatic actuator Jul. 19, 2011
7980670 Inkjet printhead having selectively actuable nozzles arranged in nozzle pairs Jul. 19, 2011
7976135 Liquid projection apparatus Jul. 12, 2011
7976134 Method of manufacturing liquid ejecting head, liquid ejecting head and liquid ejecting apparatus Jul. 12, 2011
7976133 Liquid-jetting apparatus and method for producing the same Jul. 12, 2011
7976127 Electrostatic actuator, droplet discharge head, methods for manufacturing the same and droplet discharge apparatus Jul. 12, 2011
7976126 Liquid jet head, line type liquid jet head, printer, line type printer and film forming apparatus Jul. 12, 2011
7971981 Liquid circulation apparatus, image forming apparatus and liquid circulation method Jul. 5, 2011
7971945 Ink consumption detecting method, and ink jet recording apparatus Jul. 5, 2011
7963638 Method of manufacturing liquid jet head, a method of manufacturing a piezoelectric element and a liquid jet apparatus Jun. 21, 2011
7963637 Method of driving piezoelectric actuator and liquid ejection apparatus Jun. 21, 2011
7963625 Printer providing temperature equalization for plural color inks Jun. 21, 2011
7950782 Droplet discharging head, energy converter, piezoelectric device, MEMS structure, cantilever actuator, piezoelectric sensor, and piezoelectric linear motor May. 31, 2011
7950781 Inkjet head chip, manufacturing method for inkjet head chip, inkjet head, and inkjet recording apparatus May. 31, 2011
7946689 Diaphragm plate with partially-etched port May. 24, 2011
7944060 Device package structure, device packaging method, droplet ejection head, connector, and semiconductor device May. 17, 2011
7942508 Decreased actuation voltage in MEMS devices by constraining membrane displacement without using conductive "landing pad" May. 17, 2011
7941908 Method for scalable manufacturing of medical diagnostic ultrasound imaging systems May. 17, 2011
7938515 Dielectric film structure, piezoelectric actuator using dielectric element film structure and ink jet head May. 10, 2011
7938506 Inkjet recording head, inkjet recording device, and method for manufacturing the inkjet recording head May. 10, 2011
7934813 Liquid ejection head May. 3, 2011
7934812 Inkjet head chip, driving method for inkjet head chip, inkjet head, and inkjet recording apparatus May. 3, 2011
7931356 Nozzle plate Apr. 26, 2011
7926915 Inkjet nozzle assembly with thermal bend actuator defining moving portion of nozzle chamber roof Apr. 19, 2011
7926911 Nozzle plate, method for producing nozzle plate, and method for producing ink-jet head Apr. 19, 2011
7922304 Liquid droplet jetting head Apr. 12, 2011
7922300 Liquid ejecting apparatus, method for manufacturing liquid ejecting apparatus, and ink-jet printer Apr. 12, 2011
7919904 Method for producing piezoelectric actuator, method for producing liquid droplet jetting apparatus, piezoelectric actuator, and liquid droplet jetting apparatus Apr. 5, 2011
7918545 Ink-jet head Apr. 5, 2011
7918544 Inkjet head Apr. 5, 2011
7918543 Liquid jet head and an actuator apparatus Apr. 5, 2011
7918542 Perovskite oxide, process for producing the perovskite oxide, piezoelectric body, piezoelectric device, and liquid discharge device Apr. 5, 2011
7914129 Piezoelectric actuator and liquid-droplet jetting head Mar. 29, 2011
7914126 Ink jet head manufacturing device, ink jet head manufacturing method, and ink jet device Mar. 29, 2011
7914125 Fluid ejection device with deflective flexible membrane Mar. 29, 2011
7914103 Liquid droplet jetting apparatus Mar. 29, 2011
7908996 Liquid coating apparatus and maintenance method Mar. 22, 2011
7905578 Liquid ejection head and liquid ejection device Mar. 15, 2011
7905573 Liquid ejection head with nozzle plate deformed by heat and image forming apparatus including the liquid election head Mar. 15, 2011
7901059 Ink-jet head and ink-jet printer having ink-jet head Mar. 8, 2011
7901058 Inkjet printer nozzle arrangement having thermal actuator with inner and outer portion of inverse profile Mar. 8, 2011
7900338 Method of making a transducer having a plastic matching layer Mar. 8, 2011
7896480 Liquid jet head and a piezoelectric element Mar. 1, 2011

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