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| Number | Title | Issue Date |
| 6670542 | Semiconductor device and manufacturing method thereof This invention provides a photovoltaic semiconductor device of high efficiency capable of maintaining good interface characteristics of an amorphous semiconductor layer and a transparent electrode by eliminating damage caused by plasma of a plasma doping ... | 12/30/2003 |
| 6670540 | Photovoltaic strip assembly A photovoltaic strip assembly is disclosed comprising a polyimide substrate, a thin film voltaic strip, and a transversely grooved, protection covering of a chlorofloural polymer. The grooves are provided to increase the flexibility of the strip, and may ... | 12/30/2003 |
| 6663944 | Textured semiconductor wafer for solar cell A textured semiconductor wafer for a solar cell includes a plurality of grooves being formed on a surface of the semiconductor wafer. The grooves are formed in the step of depositing a protector in the form of islands on the surface by spray process or sc... | 12/16/2003 |
| 6645833 | Method for producing layered structures on a substrate, substrate and semiconductor components produced according to said method The invention relates to a method of manufacturing layer-like structures in which a material layer having hollow cavities, preferably a porous material layer, is produced on or out of a substrate consisting, for example, of monocrystalline p-type or n-typ... | 11/11/2003 |
| 6632993 | Photovoltaic module There is provided a photovoltaic module including a transparent substrate and hybrid photovoltaic cells arrayed on the substrate and series connected to each other, the cells including a back electrode facing the substrate, a transparent front electrode i... | 10/14/2003 |
| 6607936 | Solar battery module A solar battery module effectively preventing public nuisance caused by reflection of light on the light entering side and method of manufacturing the solar battery module in a simple manner at a low cost are provided. The solar battery module includes a ... | 08/19/2003 |
| 6538195 | Thin films with light trapping A thin film silicon solar cell is provided on a glass substrate, the glass having a textured surface, including larger scale surface features and smaller scale surface features. Over the surface is deposited a thin barrier layer which also serves as an an... | 03/25/2003 |
| 6534336 | Production method of photoelectric conversion device, and photoelectric conversion device produced by the method The present invention provides a production method of a photoelectric conversion device, which comprises a step of forming an uneven shape on a surface of a substrate, a step of providing a separation layer maintaining the uneven shape on the substrate, a... | 03/18/2003 |
| 6531405 | Process for producing a light-emitting and/or a light-receiving semiconductor body A light-emitting and/or light-receiving semiconductor body is produced with one or more semiconductor layers composed of GaAsx P1-x, where 0ࣘx | 03/11/2003 |
| 6521827 | Sheet manufacturing method, sheet, sheet manufacturing apparatus, and solar cell An inexpensive sheet with excellent evenness and a desired uniform thickness can be obtained by cooling a base having protrusions, dipping the surfaces of the protrusions of the cooled base into a melt material containing at least one of a metal material ... | 02/18/2003 |
| 6515219 | Photoelectric conversion element and method for producing the element Provided are a zinc oxide thin film having an X-ray diffraction peak of the plane of zinc oxide crystal, a photoelectric conversion element having the zinc oxide thin film, and production processes thereof. By these, the texture level of the zinc oxide th... | 02/04/2003 |
| 6504139 | Substrate for photoelectric conversion device, method of manufacturing the same, and photoelectric conversion device using the same A substrate for a photoelectric conversion device that is effective in trapping light in a photovoltaic layer and can be manufactured by industrial mass-production, a method of manufacturing the same, and a photoelectric conversion device using the same. ... | 01/07/2003 |
| 6451218 | Method for the wet chemical pyramidal texture etching of silicon surfaces A new and improved etching solution and etching method provide wet chemical pyramidal texture etching of (100) silicon surfaces. A uniform and completely pyramidal texture etching of silicon surfaces is achieved with an etching solution including water, a... | 09/17/2002 |
| 6420647 | Texturing of glass by SiO2 film A thin film silicon solar cell is provided on a glass substrate, is illustrated, the glass having a textured surface, including larger scale surface features and smaller scale surface features. Over the surface is deposited a thin barrier layer which also... | 07/16/2002 |
| 6391145 | Solar cell, a method of producing the same and a semiconductor producing apparatus In preparing a solar cell, minute projections and recesses are uniformly formed in a surface of a single crystal silicon substrate or a polycrystal silicon substrate by dipping in an etching liquid composed of a mixed acid which is composed mainly of a hy... | 05/21/2002 |
| 6388301 | Silicon-based thin-film photoelectric device A silicon-based thin film photoelectric conversion device includes a substrate 1, a back electrode 10 having a light reflecting metal film 102, at least one silicon-based photoelectric conversion unit 11 and a front transparent electrode 2, wherein at lea... | 05/14/2002 |
| 6383359 | Method for forming a zinc oxide layer and method for producing a photovoltaic device Provided are a substrate with a zinc oxide layer, in which at least a zinc oxide layer is provided on a support substrate, wherein the zinc oxide layer comprises a zinc oxide layer having the c axis perpendicular to the support substrate and a zinc oxide ... | 05/07/2002 |
| 6384318 | Solar battery module A solar battery module effectively preventing public nuisance caused by reflection of light on the light entering side and method of manufacturing the solar battery module in a simple manner at a low cost are provided. The solar battery module includes a ... | 05/07/2002 |
| 6365823 | Solar cell module and manufacturing method thereof A thin film based solar cell module having superior appearance without glittering, and method of manufacturing the same in a simple manner at a low cost are provided. The solar cell module includes a glass substrate 10 and a photo semiconductor element fo... | 04/02/2002 |
| 6350945 | Thin film semiconductor device and method of manufacturing the same A thin film semiconductor device capable of improving the optical absorption efficiency of a single crystal silicon thin film solar battery or the like and thus improving the photoelectric conversion efficiency. A transparent thin plastic film substrate i... | 02/26/2002 |
| 6340640 | Solar cell, a method of producing the same and a semiconductor producing apparatus In preparing a solar cell, minute projections and recesses are uniformly formed in a surface of a single crystal silicon substrate or a polycrystal silicon substrate by dipping the substrate in an etching liquid of a mixed acid including a hydrofluoride a... | 01/22/2002 |
| 6331672 | Photovoltaic cell and method for manufacturing the same A photovoltaic cell comprising a substrate, a back reflector, a transparent conductive layer, and a photoelectric conversion layer, wherein the transparent conductive layer has holes on the surface, is provided. Additionally, a photovoltaic cell comprisin... | 12/18/2001 |
| 6329296 | Metal catalyst technique for texturing silicon solar cells Textured silicon solar cells and techniques for their manufacture utilizing metal sources to catalyze formation of randomly distributed surface features such as nanoscale pyramidal and columnar structures. These structures include dimensions smaller than ... | 12/11/2001 |
| 6313397 | Solar battery cell A solar battery cell having textures formed in a texture region on a light-receiving surface thereof, except for a site where a surface electrode is formed, wherein the textures formed in a peripheral portion of the texture region have a different size fr... | 11/06/2001 |
| 6297443 | Thin film photoelectric transducer A thin film photoelectric converter includes a polycrystalline photoelectric conversion layer (4) and a metal thin film (3) covering one main surface of the polycrystalline photoelectric layer. Polycrystalline photoelectric conversion layer (4) has an ave... | 10/02/2001 |
| 6294723 | Photovoltaic device, photovoltaic module and establishing method of photovoltaic system Disclosed is a photovoltaic module including a plurality of concentrators each having a light-incident plane and a reflection plane, and photo detectors. Each photo detector is in contact with one of the concentrators. The module is capable of effectively... | 09/25/2001 |
| 6242080 | Zinc oxide thin film and process for producing the film Provided are a zinc oxide thin film having an X-ray diffraction peak of the (103) plane of zinc oxide crystal, a photoelectric conversion element having the zinc oxide thin film, and production processes thereof. By these, the texture level of the zinc ox... | 06/05/2001 |
| 6238808 | Substrate with zinc oxide layer, method for producing zinc oxide layer, photovoltaic device, and method for producing photovoltaic device Provided are a substrate with a zinc oxide layer, in which at least a zinc oxide layer is provided on a support substrate, wherein the zinc oxide layer comprises a zinc oxide layer having the c axis perpendicular to the support substrate and a zinc oxide ... | 05/29/2001 |
| 6201261 | High efficiency, low cost, thin film silicon solar cell design and method for making A semiconductor device having a substrate, a conductive intermediate layer deposited onto said substrate, wherein the intermediate layer serves as a back electrode, an optical reflector, and an interface for impurity gettering, and a semiconductor layer d... | 03/13/2001 |
| 6197611 | Method for producing silicon solar cell The present invention provides a method for producing a solar cell comprising the step of immersing a silicon substrate in an etching solution which includes an aqueous sodium carbonate (Na2 CO3) solution, optionally an aqueous sodiu... | 03/06/2001 |
| 6194771 | Semiconductor light-receiving device having sloped groove in light receiving surface A semiconductor light-receiving device includes a light-receiving section that receives an input light. The light-receiving section includes a light-receiving surface to which the input light is directed, a groove extending vertically into the light-recei... | 02/27/2001 |
| 6184057 | Method of manufacturing a photovoltaic foil The invention pertains to a method of manufacturing a photovoltaic foil supported by a carrier and comprising a plurality of photovoltaic layers which together have the ability of generating electric current from incident light, a back-electrode layer on ... | 02/06/2001 |
| 6177711 | Photoelectric conversion element A photoelectric conversion element has a substrate, a lower conductive layer, a first doped layer, an i-layer, a second doped layer, and an upper conductive layer, wherein a surface of the lower conductive layer has an uneven configuration, the i-layer co... | 01/23/2001 |
| 6172297 | Solar cell and method for fabrication of a solar cell A solar cell (1) is proposed, which is having at least at one side a semiconductor surface (2), on which edges (3) are formed having flank-like regions (4) running substantially parallel to the substrate normal and on which the electrical conductive conta... | 01/09/2001 |
| 6172296 | Photovoltaic cell A photovoltaic cell in accordance with the present invention includes at least a metal layer, a semiconductive layer and a transparent electrode formed on a substrate. The metal layer is composed of a metal mainly containing aluminum; and has an x-ray dif... | 01/09/2001 |
| 6156968 | Solar cell, a method of producing the same and a semiconductor producing apparatus In preparing a solar cell, minute projections and recesses are uniformly formed in a surface of a single crystal silicon substrate or a polycrystal silicon substrate by dipping in an etching liquid composed of a mixed acid which is composed mainly of a hy... | 12/05/2000 |
| 6147297 | Solar cell having an emitter provided with a surface texture and a process for the fabrication thereof Disclosed is a process for fabricating a solar cell as well as the solar cell itself having a grid-shaped surface texture provided with a n-doped emitter layer provided on a base material. The invention is distinguished by the fact that the base material is fi... | 11/14/2000 |
| 6140570 | Photovoltaic element having a back side transparent and electrically conductive layer with a light incident side surface region having a specific cross section and a module comprising said photovolatic element A photovoltaic element having a specific transparent and electrically conductive layer on a back reflecting layer, said transparent and electrically conductive layer comprising a zinc oxide material and having a light incident side surface region with a c... | 10/31/2000 |
| 6127623 | Solar cell and production process therefor A solar cell comprises a crystalline substrate having projections and depressions formed on either side or both sides of the substrate, wherein a projection-depression depth is 25 μm or more.... | 10/03/2000 |
| 6107563 | Photoelectric converter having light diffusion layer The photoelectric converter includes a first electrode layer, a semiconductor photoelectric conversion layer and a second electrode layer laminated on a substrate. A light diffusion layer for causing light diffusion is provided between the substrate and t... | 08/22/2000 |
