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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
8087168 Method of supplying ink to ink ejection nozzles Jan. 3, 2012
8083331 Piezoelectric actuator, liquid ejection head, and method for manufacturing piezoelectric actuator Dec. 27, 2011
8083328 Electrostatic actuator, droplet discharging head, method of manufacturing thereof and droplet discharging device Dec. 27, 2011
8082640 Method for manufacturing a ferroelectric member element structure Dec. 27, 2011
8080924 Liquid ejecting head, liquid ejecting apparatus, and actuator device Dec. 20, 2011
8079676 System and method for acoustic ejection of drops from a thin layer of fluid Dec. 20, 2011
8079667 Drop generating apparatus Dec. 20, 2011
8075105 Perovskite-type oxide film, piezoelectric thin-film device and liquid ejecting device using perovskite-type oxide film, as well as production process and evaluation method for perovskite-type Dec. 13, 2011
8070268 Liquid ejecting head and liquid ejecting apparatus Dec. 6, 2011
8061820 Ring electrode for fluid ejection Nov. 22, 2011
8061819 Liquid ejecting method, liquid ejecting head, and liquid ejecting apparatus Nov. 22, 2011
8061813 Liquid ejecting head and liquid ejecting apparatus Nov. 22, 2011
8057018 Method of manufacturing a liquid jet head and a liquid jet apparatus Nov. 15, 2011
8057003 Method and apparatus to provide variable drop size ejection with a low power waveform Nov. 15, 2011
8052252 Droplet deposition apparatus Nov. 8, 2011
8047637 Piezoelectric actuator and manufacturing method thereof, liquid ejecting head, and image forming apparatus Nov. 1, 2011
8047636 Film depositing apparatus, a film depositing method, a piezoelectric film, and a liquid ejecting apparatus Nov. 1, 2011
8047635 Liquid ejecting head and liquid ejecting device Nov. 1, 2011
8042918 Liquid discharging head and image forming apparatus including the liquid discharging head Oct. 25, 2011
8042916 Micromachined fluid ejector array Oct. 25, 2011
8042914 Jetting error detector, droplet jetting applicator and display device manufacturing method Oct. 25, 2011
8042913 Fluid ejection device with deflective flexible membrane Oct. 25, 2011
8038891 Method of manufacturing nozzle plate and method of manufacturing liquid ejection head Oct. 18, 2011
8033654 Piezoelectric element, ink jet head and producing method for piezoelectric element Oct. 11, 2011
8033653 Liquid discharge head and recording device Oct. 11, 2011
8033644 Nozzle protector for liquid droplet ejecting apparatus Oct. 11, 2011
8029860 Manufacturing method for a nozzle plate and a nozzle plate Oct. 4, 2011
8029109 Liquid jet head and a liquid jet apparatus Oct. 4, 2011
8029108 Liquid jetting head and liquid jetting apparatus Oct. 4, 2011
8028931 Liquid discharge device Oct. 4, 2011
8025369 Ink-jet head and ink-jet printer having ink-jet head Sep. 27, 2011
8025368 Injection head manufacturing method and injection head Sep. 27, 2011
8020973 Method of manufacturing a liquid droplet spray device and such spray device Sep. 20, 2011
8016392 Liquid transport apparatus, liquid transport head, and piezoelectric actuator Sep. 13, 2011
8011761 Liquid jet head and a liquid jet apparatus Sep. 6, 2011
8007081 Device and method for delivering a fluid in form of a high-speed micro-jet Aug. 30, 2011
8007080 Actuator device, method of manufacturing the same and liquid-jet head Aug. 30, 2011
8007079 Liquid droplet jetting head and method of manufacturing liquid droplet jetting head Aug. 30, 2011
8006356 Method of forming an array of drop generators Aug. 30, 2011
8002389 Liquid jetting apparatus Aug. 23, 2011
8002373 Driver device and liquid droplet ejection device Aug. 23, 2011
7998362 Piezoelectric substance, piezoelectric element, liquid discharge head using piezoelectric element, liquid discharge apparatus, and production method of piezoelectric element Aug. 16, 2011
7997709 Drop on demand print head with fluid stagnation point at nozzle opening Aug. 16, 2011
7997697 Droplet discharge head, droplet discharge device, method for manufacturing droplet discharge head and method for manufacturing droplet discharge device Aug. 16, 2011
7997696 Liquid ejecting head, liquid ejecting apparatus, and actuator Aug. 16, 2011
7997695 Liquid ejecting head, liquid ejecting apparatus, and actuator Aug. 16, 2011
7997693 Liquid ejection head Aug. 16, 2011
7997692 Perovskite oxide, process for producing the same, piezoelectric film, and piezoelectric device Aug. 16, 2011
7997671 Capacitive load driving circuit and method, liquid droplet ejection device, and piezoelectric speaker driving device Aug. 16, 2011
7992969 Piezoelectric actuator, liquid-drop ejecting head, and liquid-drop ejecting apparatus Aug. 9, 2011

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