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| Number | Title | Issue Date |
| 7438833 | Organic species that facilitate charge transfer to or from nanostructures The present invention provides compositions (small molecules, oligomers and polymers) that can be used to modify charge transport across a nanocrystal surface or within a nanocrystal-containing matrix, as well as methods for making and using the novel compositions. | 10/21/2008 |
| 7435357 | Polymerised liquid crystal film with retardation or orientation pattern The invention relates to a polymerised liquid crystal (LC) film comprising at least one photoisomerisable compound and having a pattern of regions with different retardation and/or different orientation of the LC material, to methods of preparing such a film, and to... | 10/14/2008 |
| 7416682 | Photochromic liquid crystals The invention relates to novel photochromic liquid crystal materials which may be used in various electro-optic devices including liquid crystal devices. The materials can be converted into another form on irradiation by light which may make it feasible for them to ... | 08/26/2008 |
| 7416683 | Liquid crystal mixed composition and retardation film using same The invention relates to a liquid crystal mixed-composition comprising one or more cellulose derivatives and one or more liquid crystal compounds (preferably low-molecular liquid crystal compound) which can be oriented in a specific direction differing from that of ... | 08/26/2008 |
| 7365939 | Dynamic-pressure bearing device and disk drive An ionic liquid is utilized as the dynamic-pressure fluid charged inside a bearing space formed in the gap where an axial bushing (axial component) [21] and a bearing sleeve (bearing component) [13] oppose. Designing a dynamic-pressure bearing device i... | 04/29/2008 |
| 7364671 | Optical component, orientation layer, and layerable polymerisable mixture A polymerisable mixture that can be applied as a layer, an orientation layer of the mixture, and an optical component, such as a retarder or a liquid crystal display, having a layer of which the mixture is a precursor. ... | 04/29/2008 |
| 7355199 | Substituted anthracenes and electronic devices containing the substituted anthracenes Substituted anthracene compounds and electronic devices containing the substituted anthracene compounds are provided. ... | 04/08/2008 |
| 7329896 | Polymerizable charge transport compounds The invention relates to polymerizable charge transport compounds, their use as semiconductors or charge transport materials, in optical, electrooptical or electronic devices like for example organic field effect transistors (FET or OFET) for thin film transistor li... | 02/12/2008 |
| 7315042 | Semiconductors containing trans-1,2-bis(acenyl)ethylene compounds Semiconductor devices are described that include a semiconductor layer that contains a trans-1,2-bis(acenyl)ethylene compound. The acenyl group is selected from 2-naphtyl, 2-anthracenyl, or 2-tetracenyl. Additionally, methods of making semiconductor devices are desc... | 01/01/2008 |
| 7259390 | Organic semiconductor material There is provided a liquid crystalline material, suitable for use as an organic semiconductor material, in which, even when the charge transport distance is long, the charge transport capability is satisfactory, the charge mobility is high, and the dependence of the... | 08/21/2007 |
| 7169324 | Gelling agent and production method thereof, liquid crystal composition and charge transfer complex Disclosed herein are a gelling agent composed of a functional amino acid compound having a tetrathiafulvalenyl group, and a production method of a gelling agent, comprising reacting a tetrathiafulvalene derivative with an amino acid derivative in the presence of 1-e... | 01/30/2007 |
| 7166238 | Liquid-crystalline ionic conductor and method for producing the same A novel liquid-crystalline ionic conductor, which is useful in the electric, electronic, chemical and bioengineering fields, as an anisotropic reaction solvent, ionic conductor, electric field-responsible conductor or the like, and a method for producing the same, i... | 01/23/2007 |
| 7166239 | Light emitting polymer There is provided a process for forming a light emitting polymer comprising photopolymerization of a reactive mesogen having an endgroup which is susceptible to photopolymerization e.g. by a radical polymerization process. Also provided are methods for using the lig... | 01/23/2007 |
| 7153551 | Single-crystalline film and process for production thereof An organic single-crystalline film useful as a functional film in various devices is produced by selecting a liquid crystal material having a good molecular alignment regularity, disposing the liquid crystal material between a pair of boundaries exerting a thickness... | 12/26/2006 |
| 7118787 | Liquid crystal alignment layer There is provided a liquid crystal alignment layer comprising an alignment layer; and chemically bound to said alignment layer, a transport material. Also provided are methods for forming the liquid crystal alignment layer and the use thereof in displays for electro... | 10/10/2006 |
| 7095044 | Field effect transistors and materials and methods for their manufacture A field effect transistor in which a continuous semiconductor layer comprises: a) an organic semiconductor; and, b) an organic binder which has an inherent conductivity of less than 10−6Scm−1 | 08/22/2006 |
| 7074293 | Method to improve film property A method improves the property of films including a release film and a protective film. After separating from the release film, the protective film is bonded with a TAC (Triacetyl Cellulose) film and then processed by coating, such as with an anti-reflecting coating... | 07/11/2006 |
| 6936190 | Electrically conductive organic compound and electronic device In an electrically conductive organic compound, a side chain portion simultaneously exhibiting refractive index anisotropy and σ conjugated system electrical conductivity is bonded to a main chain portion exhibiting π conjugated system electrical conductivity. The... | 08/30/2005 |
| 6905633 | Compounds of formula (3) to stabilize liquid crystal domains A compound having formula (3) wherein: D3 is an electron donor moiety; C3 is a conjugated bridging moiety; A3 is an electron acceptor moiety; ... | 06/14/2005 |
| 6899823 | Liquid crystal device A compound or a polymer thereof promises an advantageous use for an ink-jet ink or a polymer dispersion liquid crystal display. The compound has a structure represented by the formula A—B—D—(E—G)e—(J)j—K—L whe... | 05/31/2005 |
| 6838129 | Method and device for transporting an electrical charge An electric charge transport method with a high current density and excellent charge transporting capability is provided. Specifically, the charge transport method includes applying a voltage to a liquid crystalline compound in a smectic B liquid crystal phase, whic... | 01/04/2005 |
| 6824837 | Liquid crystal switching mechanism The invention provides liquid crystal switching devices, liquid crystal cells made from the switching devices, and electrooptical cells made from the switching devices. The invention further provides methods for methods for changing the orientation of a liquid cryst... | 11/30/2004 |
| 6818260 | Thienothiophene derivatives The invention relates to new thienothiophene derivatives, their use as semiconductors or charge transport materials, in optical, electrooptical or electronic devices like for example organic field effect transistors (FET or OFET) for thin film transistor liquid crys... | 11/16/2004 |
| 6783697 | Binder-loaded type charge-transport liquid crystal material Disclosed is a binder-loaded type charge-transport liquid crystal material which comprises a liquid crystal compound and a binder and, in spite of the presence of the binder, can substantially retain the properties inherent in the liquid crystal compound. ... | 08/31/2004 |
| 6737127 | Liquid crystal device and organic electroluminescence device using the same An organic electroluminescence device is made to show an improved carrier transporting ability and an improved carrier injecting property by doping a liquid crystal compound having a high degree of carrier mobility without generating any ionic current. The organic e... | 05/18/2004 |
| 6733849 | High-speed charge transport material, production method thereof, photoelectric conversion device and electroluminescence device According to the present invention, a high-speed charge transport material is provided which comprises a polymer of a liquid crystal material which is a triphenylene compound having at least one specific unsaturated group in a molecule. The high-speed charge transpo... | 05/11/2004 |
| 6720039 | Liquid crystalline compounds and process for producing the same A liquid crystalline compound having a novel structure and a process for producing the same are provided. The liquid crystalline compound is represented by the following general formula (I): wherein R1 and R | 04/13/2004 |
| 6692658 | Electrolyte and secondary cell An electrolyte comprises a liquid-crystal compound, a straight-chain or branched polyether compound and a metal salt.... | 02/17/2004 |
| 6645579 | Liquid crystal device A liquid crystal device, suitably included in e.g., an organic EL device, is formed of a pair of electrodes and a plurality of layers disposed between the electrodes and including at least one liquid crystal layer. The liquid crystal layer comprises a liq... | 11/11/2003 |
| 6645397 | Liquid crystal composition, color filter and optical film An objective of the present invention is to provide a liquid crystal composition whose orientation undergoes a large change upon irradiation with light, and which also has a large birefringence Ɗn. The liquid crystal composition contains an aromatic acet... | 11/11/2003 |
| 6558573 | Binder-loaded type charge-transport liquid crystal material Disclosed is a binder-loaded type charge-transport liquid crystal material which comprises a liquid crystal compound and a binder and, in spite of the presence of the binder, can substantially retain the properties inherent in the liquid crystal compound.... | 05/06/2003 |
| 6495067 | Liquid crystal compound, liquid crystal mixture or composition, electrolyte comprising the same, electrochemical cell and photo-electrochemical cell containing the electrolyte A liquid crystal compound, preferably a molten iodine salt, an electrolyte comprising the same, and a photo-electrochemical cell are disclosed. The electrolyte is little volatile and excellent in charge transporting performance and provides a photo-electr... | 12/17/2002 |
| 6420001 | Reflective film The invention relates to a process as described in claim of preparing a reflective film comprising a layer of a polymerized mesogenic material with helically twisted structure, wherein the helix axis is perpendicular to the film plane, and containing regi... | 07/16/2002 |
| 6413447 | Photoconducting silicon complexes, liquid crystal materials, composition thereof, and elements using same A substituted tetraphenylporphyrin silicon complex is represented by the general formula (I): ##STR1## wherein R1, R2, R3, R4, and R5 independently denote a hydrogen atom, an alkyl group, an alkoxy gr... | 07/02/2002 |
| 6319963 | Reflective film The invention relates to a process as described in claim of preparing a reflective film comprising a layer of a polymerized mesogenic material with helically twisted structure, wherein the helix axis is perpendicular to the film plane, and containing regi... | 11/20/2001 |
| 6281430 | Electronic device comprising a columnar discotic phase An electronic device comprising two adjacent regions of materials with different electric properties is characterized in that one of the regions is formed by a columnar structure of a discotic liquid crystal material, said structure having interspaces def... | 08/28/2001 |
| 6224787 | Liquid crystalline charge transport material A novel liquid crystalline charge transport material is provided which simultaneously has advantages of an amorphous material, that is, evenness in a large area, and advantages of a crystalline material having molecular alignment, is excellent in high-qua... | 05/01/2001 |
| 6099750 | Use of organic compounds in the plastic columnar discotic liquid-crystal phase for transport of electric charges Use of compounds in the plastic columnar discotic liquid-crystal phase for transport of electric charges.... | 08/08/2000 |
| 5723065 | Liquid crystal compositions and liquid crystal display devices A liquid crystal composition for a liquid crystal display device of supertwisted nematic mode characterized in that it comprises at least one compound selected from the group consisting of condensed heterocyclic compounds, aromatic amine compounds, alipha... | 03/03/1998 |
| 5702639 | Use of complex ligands for ions in ferroelectric liquid-crystal mixtures A ferroelectric liquid crystal mixture containing two or more components, at least one of which is a complex ligand for ions, in particular for cations, is particularly suitable for use in ferroelectric liquid crystal displays.... | 12/30/1997 |
