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| Number | Title | Issue Date |
| 8142708 | Micro fluidic system for single molecule imaging Laminar flow of a carrier liquid and polymeric molecules through micro-channels is used to straighten the polymeric molecules and attach the straightened molecules to a wall of the micro-channel for subsequent treatment and analysis. Micro-channels can be manufactur... | 03/27/2012 |
| 7854878 | Method for forming and aligning chemically mediated dispersion of magnetic nanoparticles in a polymer A method including providing Au-doped Co nanoparticles. The nanoparticles include a combination of non-ferromagnetic nanoparticles and weakly ferromagnetic nanoparticles. The nanoparticles each have an exterior surface. The surfaces of the nanoparticles are function... | 12/21/2010 |
| 7799260 | Method of poling ferroelectric materials A method of poling a ferroelectric sample suitable for use in a fuel injector of an internal combustion engine, the method comprising providing a ferroelectric sample having a stack of ferroelectric layers, wherein adjacent layers are separated by internal electrode... | 09/21/2010 |
| 7771647 | Electric microcontact printing method and apparatus A method and apparatus for providing electric microcontact printing is provided. A stamp is brought into contact with the surface of a substrate to provide high resolution features. Aspects of the invention may be used for data storage, microcontact printing, and fo... | 08/10/2010 |
| 7311937 | Method for forming a line pattern, line pattern, and electro-optic device The invention provides a method for forming a uniform conductive-film interconnecting pattern via simplified processes. In particular, the invention provides: a method for forming an interconnecting pattern having at least one corner and which does not cause irregul... | 12/25/2007 |
| 7256937 | Structured polarizer and method for making the same A structured polarizer (linear polarizing filter) with side-by-side in a plane (lateral) regions having different polarization directions, complete extinction and complete transparency, is presented with two superpositioned planes (polarizers) with a polarizer whose... | 08/14/2007 |
| 7097303 | Polarizing devices and methods of making the same Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s... | 08/29/2006 |
| 7097304 | Polarizing devices and methods of making the same Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s... | 08/29/2006 |
| 7064472 | Electroactive polymer devices for moving fluid The invention describes devices for performing thermodynamic work on a fluid, such as pumps, compressors and fans. The thermodynamic work may be used to provide a driving force for moving the fluid. Work performed on the fluid may be transmitted to other devices, su... | 06/20/2006 |
| 7060393 | Optical recording medium and optical recording apparatus There is provided an optical recording medium comprising a recording layer containing a charge-generating material capable of generating a first electric charge and a second electric charge by beam irradiation, the second electric charge having a different polarity ... | 06/13/2006 |
| 7049732 | Electroactive polymers The present invention relates to transducers, their use and fabrication. The transducers convert between mechanical and electrical energy. Some transducers of the present invention include a pre-strained polymer. The pre-strain improves the conversion between electr... | 05/23/2006 |
| 7044600 | Polarizing devices and methods of making the same Certain, non-limiting embodiments of the disclosure provide ophthalmic elements and devices comprising an at least partial coating adapted to polarize at least transmitted radiation on at least a portion of at least one exterior surface of an ophthalmic element or s... | 05/16/2006 |
| 6995213 | Oriented films prepared using impact copolymer polypropylene Disclosed is a method of producing a novel biaxially oriented film having a high diffraction of light, and flexibility. In particular, the invention disclosed provides a method for making an opaque impact copolymer film by stretching in two dimensions an impact poly... | 02/07/2006 |
| 6991759 | Process for preparation of semi-conducting polymer film containing beta crystalline phase of polyvinylidene fluoride The present invention provides a process for preparation of semi-conducting polymer film containing beta crystalline phase of polyvinylidene fluoride which have a large number of application in piezoelectric devices viz. electromechanical sensors, tactile sensors fo... | 01/31/2006 |
| 6936195 | Method and apparatus for storing and retrieving information using optical data storage media Disclosed is a method of manufacturing optical information storage media and multi-layered optical information storage media. Paired information storage structures have characteristic wavelength and polarization states, and from which recorded information can be rea... | 08/30/2005 |
| 6920260 | Bistable molecular mechanical devices with a middle rotating segment activated by an electric field for electronic switching, gating, and memory applications A molecular system is provided for electric field activated switches, such as a crossed-wire device or a pair of electrodes to which the molecular system is linked by linking moieties. The crossed-wire device comprises a pair of crossed wires that form a junction wh... | 07/19/2005 |
| 6887923 | Processing aids for enhanced machine direction orientation rates and property enhancement of polyolefin films using hydrocarbon waxes The present invention disclose a method for the orientation of a high density polyethylene (“HDPE”) film. The process of the invention comprises forming a HDPE-wax mixture by adding to a HDPE batch a normally solid hydrocarbon wax. The HDPE-wax mixture is subseq... | 05/03/2005 |
| 6821474 | Method for preparing dielectric composite materials The invention allows the fabrication of small, dense beads of dielectric materials with selected compositions, which are incorporated into a polymeric matrix for use in capacitors, filters, and the like. A porous, generally spherical bead of hydrous metal oxide cont... | 11/23/2004 |
| 6800238 | Method for domain patterning in low coercive field ferroelectrics A method for domain patterning of nonlinear ferroelectric materials. The method seeks to reduce the formation of random and spontaneous micro-domains that typically result during thermal cycling of ferroelectric materials and which leads to patterning defects and de... | 10/05/2004 |
| 6759792 | Polarization method of a multi-layered piezoelectric body In a polarization method of the multi-layered piezoelectric body in which a plurality of piezoelectric layers and a plurality of internal electrodes are alternately laminated and adjacent piezoelectric layers are polarized in the thickness direction such that the po... | 07/06/2004 |
| 6750592 | Surface acoustic wave filter and surface acoustic wave filter apparatus The present invention relates to a surface acoustic wave filter in which a plurality of pairs of comb electrode patterns are formed on an upper surface of a chip substrate made of a piezoelectric material. The surface acoustic wave filter includes a high-resistance ... | 06/15/2004 |
| 6706234 | Direct write method for polarized materials A direct-write method for depositing a polarized material of a predetermined computer-aided pattern onto a target surface, the method including the following steps: (1) forming a solution of a material capable of being polarized using a polarization solvent which ca... | 03/16/2004 |
| 6649115 | Method of manufacturing interconnection components with integral conductive elastomeric sheet material A method of forming an interconnection component with integral conductive elastomeric sheet material, comprising providing a connector frame defining an opening, casting uncured elastomeric conductive polymer interface (ECPI) material onto the connector f... | 11/18/2003 |
| 6642341 | Molded articles having improved flex modulus and impact strength and a process for the production thereof Molded polyurethane articles having improved flex modulus and impact strength are produced by subjecting a polyurethane-forming reaction mixture which has been introduced into a mold to a static electric field. The static electric field must have a field ... | 11/04/2003 |
| 6628042 | Polarizing device and method In order to polarize a piezoelectric material in high-temperature gas, a temperature-raising portion raises the temperature of the piezoelectric material to a temperature required to polarize the piezoelectric material. A constant-temperature bath has an ... | 09/30/2003 |
| 6593442 | Semicrystalline propylene polymer compositions with good suitability for producing biaxially oriented films A semicrystalline propylene polymer composition with good suitability for producing biaxially oriented films and prepared by polymerizing propylene, ethylene and/or C4 -C18 -1-alkenes, where at least 50 mol % of the monomer units pre... | 07/15/2003 |
| 6558585 | Techniques for electrode poling of electro-optic polymers to eliminate poling induced optical loss and poling induced damage to electro-optic chromophores Method for manufacturing an electro-optic polymer waveguide device including the step of electrode poling an electro-optic polymer material of the device in an oxygen-free environment. In a preferred embodiment, the electrode poling is performed at a temp... | 05/06/2003 |
| 6555293 | Method for fabricating efficient sources of electromagnetic radiation A method for fabricating periodically poled structures. The method produces an electric field within a ferroelectric substrate by applying a voltage waveform to an electrode structure disposed on a surface of the substrate. The waveform raises the electri... | 04/29/2003 |
| 6464925 | Method of polarization-treating piezoelectric body A method of polarization-treating a piezoelectric body, which is constructed such that current flows through the piezoelectric body in response to application of a DC voltage to the piezoelectric body, includes the steps of measuring current flowing throu... | 10/15/2002 |
| 6451410 | Flexible, cut resistant, and abrasion resistant sheet material and method for making same The present invention provides a sheet of crystallizable material, having opposed first and second surfaces, the sheet comprising: (a) a plurality of crystalline regions located in the first surface; and (b) an amorphous matrix surrounding and separating ... | 09/17/2002 |
| 6427360 | Method for convectively heating permeable material A method for preheating a permeable, thermoformable material having first and second sides includes supplying heated fluid to a fluid distribution system; regulating flow of the fluid such that fluid having a first temperature flows at a first velocity, a... | 08/06/2002 |
| 6423260 | Methods and apparatus for producing ordered parts from liquid crystal monomers A method and apparatus for producing ordered parts by from non-ordered liquid crystal monomers. Liquid crystal monomers contain stiff, rod-like mesogenic segments which can be aligned by an external force such as shear, electric field or magnetic field, c... | 07/23/2002 |
| 6414089 | Method of manufacturing polymer films having second order non-linear optical properties, polymer films, and non-linear optical element A method of manufacturing a polymer film having second order non-linear optical properties which has excellent stability of orientated molecules and does not become disorientated, and a polymer film and a non-linear optical element are provided. A polymer... | 07/02/2002 |
| 6403012 | Method of polarization-treating piezoelectric material In a method of polarization-treating a piezoelectric material, the maximum polarization degree Ɗf180max achieved by 180° rotation is determined. A residual polarization degree Ɗf as a target value and the maximum polarization degree Ɗf... | 06/11/2002 |
| 6399011 | Method of biaxially aligning crystalline material A method of inducing biaxial particle alignment in a body of crystalline particles of a material such as a high temperature superconducting material, having anisotropic magnetic susceptibility so that at least a major portion of the crystalline particles ... | 06/04/2002 |
| 6287505 | Self-tuning material and method for manufacturing the same Self-tuning materials which can efficiently emit or receive radio waves in spite of being simple in their construction and small in their dimension, and are applied to patch antenna, wave directors or the like. Metallic chips containing two or more kinds ... | 09/11/2001 |
| 6207240 | Laser marking of effect coatings The invention relates to a process for generating a marking on an effect coating or molding compound comprising cholesteric liquid-crystalline main-chain or side-group polymers or comprising a combination of main-chain and side-group polymers, which compr... | 03/27/2001 |
| 6168746 | Injection molding of ferroelectric articles A method for injection molding fine particulate ceramic ferroelectric materials to form an article such as ink jet printhead includes the steps of spray drying fine particulate ceramic ferroelectric material to form agglomerate material; mixing the spray ... | 01/02/2001 |
| 6156255 | Electric field domain patterning A method of patterning domains within a body of a ferroelectric material includes the application of an electric field thereto via spaced conductors. Prior to applying the electric field to the material effects on the patterning of the existence of fringe... | 12/05/2000 |
| 6117385 | Method and apparatus for stereolithography A method and apparatus for producing ordered parts by stereolithography from non-ordered liquid crystal monomers. Liquid crystal monomers contain stiff, rod-like mesogenic segments which can be aligned by an external force such as shear, electric field or... | 09/12/2000 |
