| Patents for H01L 41 - Piezo-electric devices in general; Electrostrictive devices in general; Magnetostrictive devices in general; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof (34,459) |
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| 04/18/1990 | CN1041482A 压电致动器 The piezoelectric actuator |
| 04/17/1990 | US4918351 Vibration wave motor |
| 04/17/1990 | US4918350 Energy-trapping-by-frequency lowering-type piezoelectric resonance device |
| 04/17/1990 | US4917810 Piezoelectric composite material |
| 04/17/1990 | US4917579 Transporter pump |
| 04/17/1990 | US4917484 High-performance dynamic mount for laser-beam steering mirror and actuating motor therefor |
| 04/12/1990 | DE3833158A1 Bistable bending (flexural) transducer |
| 04/12/1990 | DE3833157A1 Monostable piezoelectric position encoder (displacement sensor) |
| 04/11/1990 | EP0362613A2 Electromechanical translation apparatus |
| 04/11/1990 | EP0362416A1 Shear motor for dynamic mount for laser-beam steering mirror |
| 04/11/1990 | EP0362404A1 Method of producing laminated ceramic electronic parts |
| 04/11/1990 | EP0362291A1 Piezoelectric ink printing head and process for its production. |
| 04/11/1990 | EP0362213A1 Process for manufacturing a structured ceramic film or a ceramic object composed of such films. |
| 04/10/1990 | US4916350 Sensor for detecting vibrations in a plane, particularly in a stringed musical instrument |
| 04/10/1990 | US4916349 Latching piezoelectric relay |
| 04/10/1990 | US4915492 Mirror transducer assembly with selected thermal compensation |
| 04/05/1990 | WO1990003665A2 Integrated micromechanical piezoelectric motor |
| 04/05/1990 | WO1990003224A1 Nebulizer device |
| 04/05/1990 | DE3833493A1 Method for producing a piezoelectric lead |
| 04/05/1990 | DE3833342A1 Piezoelectric motor |
| 04/05/1990 | DE3833109A1 Piezoelectric control element |
| 04/04/1990 | EP0361969A2 Super-magnetostrictive alloy |
| 04/04/1990 | EP0360975A2 Piezoelectric actuator |
| 04/03/1990 | US4914722 Shock absorber for ceramic filters |
| 04/03/1990 | US4914565 Oxidation polymerization of sulfur or nitrogen heterocyclic compounds |
| 04/03/1990 | US4914412 Magnetic circuit |
| 04/03/1990 | US4914338 Irradiated aluminite protective coating |
| 04/03/1990 | US4914337 Power supply frequency regulating device for vibration wave driven motor |
| 04/03/1990 | US4914336 Wave motor driving circuit |
| 04/03/1990 | US4912822 Method of making an integrated scanning tunneling microscope |
| 03/28/1990 | EP0360199A2 Vibration wave driven actuator |
| 03/28/1990 | EP0359875A1 Ultrasonic driving devices |
| 03/27/1990 | US4912355 Superlattice strain gage |
| 03/27/1990 | US4912351 Piezoelectric motor |
| 03/27/1990 | US4911016 Semiconductor strain gauge bridge circuit |
| 03/27/1990 | CA1267216A1 Piezoelectric device |
| 03/22/1990 | WO1990003044A1 Protected piezoelectric polymer bimorph |
| 03/15/1990 | DE3831299A1 Arrangement for selective depolarisation of defined regions of polarised piezoceramic materials |
| 03/14/1990 | EP0358534A2 Magnetostrictive clamp |
| 03/14/1990 | EP0358390A2 Piezoelectric transducer |
| 03/14/1990 | EP0358040A2 Conductive surface layer |
| 03/07/1990 | EP0356839A1 Piezoelectric ceramic material |
| 03/07/1990 | EP0356591A1 Ultrasonic driving devices |
| 03/06/1990 | US4907123 Electromechanical transducer type relay |
| 03/06/1990 | US4906885 Electrode material for surface acoustic wave devices and surface acoustic wave device using the same |
| 03/06/1990 | US4906879 Terbium-dysprosium magnetostrictive high power transducers |
| 03/06/1990 | US4906840 Integrated scanning tunneling microscope |
| 02/21/1990 | CN1006941B Low-temp. sintered leady piezoelectric ceramic and its manufacture technology |
| 02/20/1990 | US4903166 Electrostrictive actuators |
| 02/20/1990 | US4902926 Piezoelectric measuring element |
| 02/20/1990 | CA1266119A1 Coaxial cable |
| 02/13/1990 | US4901293 Rare earth flextensional transducer |
| 02/13/1990 | US4900972 Electrode for piezoelectric composites |
| 02/07/1990 | EP0354117A1 Piezoelectric transducer for volume wave generation |
| 02/07/1990 | EP0298076B1 Electrically controllable fuel injection valve |
| 02/07/1990 | CN1039517A Piezoelectric sensor comprising at least one pair of flexible sensitive elements of great length |
| 02/07/1990 | CN1039505A Amplifying piezo-electric element displacement apparatus and manufacturing method of same |
| 02/06/1990 | US4898641 Controlled deviation of value of double refraction |
| 01/31/1990 | EP0352858A2 Piezo-electric linear motor |
| 01/31/1990 | CN1039331A Ferroelectric ceramic material |
| 01/31/1990 | CN1039330A Ferroelectric ceramic material |
| 01/30/1990 | US4896544 Magnetoelastic torque transducer |
| 01/25/1990 | DE3824140A1 Fixing and electrical bonding of piezoceramics |
| 01/25/1990 | DE3824139A1 Electrodes for piezoceramics |
| 01/23/1990 | US4896068 Activity sensor for a heart pacemaker |
| 01/23/1990 | US4895812 Method of making ohmic contact to ferroelectric semiconductors |
| 01/18/1990 | DE3822891A1 Piezo- and pyroelectric transducers |
| 01/17/1990 | EP0351285A1 Piezo electric detector with at least two long, sensitive, supple elements |
| 01/17/1990 | EP0351015A2 A method for fabricating a piezoelectric composite transducer |
| 01/17/1990 | EP0350941A2 Stack-type piezoelectric element and process for producing the same |
| 01/17/1990 | EP0350484A1 Method and device in magnetostrictive motion systems. |
| 01/16/1990 | US4894579 Apparatus for effecting fine movement by impact force produced by piezoelectric or electrostrictive element |
| 01/16/1990 | US4894578 Ultrasonic driving device |
| 01/16/1990 | US4894538 Scanning device for scanning tunneling microscope |
| 01/16/1990 | US4894537 High stability bimorph scanning tunneling microscope |
| 01/10/1990 | EP0350258A2 Dot matrix printing heads |
| 01/10/1990 | EP0349911A2 Micromanipulator |
| 01/09/1990 | US4893049 Lithium niobate explosion monitor |
| 01/09/1990 | US4893047 Ultrasonic driving device |
| 01/09/1990 | US4893046 Ultrasonic driving device |
| 01/09/1990 | US4893045 Ultrasonic driving device |
| 01/09/1990 | US4891992 Torque detecting apparatus |
| 01/09/1990 | CA1264371A1 Flexible piezoelectric transducer assembly |
| 01/04/1990 | DE3920726A1 Ultrasonic oscillator |
| 01/02/1990 | US4890370 Manufacturing method for integrated resonator |
| 01/02/1990 | US4890369 Method of manufacturing saw devices |
| 12/27/1989 | EP0347846A2 Actuator |
| 12/27/1989 | CA1264074A1 Cable connection |
| 12/26/1989 | US4890027 Dynamic motor controller |
| 12/26/1989 | US4889275 Method for effecting solder interconnects |
| 12/26/1989 | US4888878 Fine positioning device |
| 12/20/1989 | CN1038133A Process and device for reducing water content in piezoelectric gapo4-crystal unit, and crystal unit thereby |
| 12/19/1989 | US4888515 Rotary power unit |
| 12/19/1989 | US4888514 Driving apparatus for ultrasonic motor |
| 12/19/1989 | US4888202 Method of manufacturing thin compound oxide film and apparatus for manufacturing thin oxide film |
| 12/19/1989 | US4887569 Electrostrictive actuator device and fuel injection device using same |
| 12/13/1989 | EP0345920A2 Piezoelectric torque motor |
| 12/13/1989 | CN1037888A Sol-gel methd of making ceramics |
| 12/12/1989 | US4887186 Perouskite oxide, internal electrodes |
| 12/12/1989 | US4887100 Droplet deposition apparatus |