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| Number | Title | Issue Date |
| 5914805 | Gyricon display with interstitially packed particles A gyricon or twisting-ball display having superior reflectance characteristics comparing favorably with those of white paper is based on a material made up of two populations (e.g., two different sizes) of optically anisotropic particles, such as bichroma... | 06/22/1999 |
| 5815306 | "Eggcrate" substrate for a twisting ball display A gyricon or rotating-particle display having an "eggcrate" substrate. The display includes a substrate having a cavity-containing matrix whose cavities are disposed substantially in a single layer and are arranged within the matrix substantially in a geo... | 09/29/1998 |
| 5808783 | High reflectance gyricon display A gyricon or twisting-ball display having superior reflectance characteristics comparing favorably with those of white paper. The display is based on a material made up of optically anisotropic particles, such as bichromal balls, disposed in a substrate h... | 09/15/1998 |
| 5777782 | Auxiliary optics for a twisting ball display A gyricon or rotating-particle display having an auxiliary optical structure. The display includes a substrate with an optically transmissive window, a plurality of particles disposed in the substrate, and an optical focusing element optically coupled to ... | 07/07/1998 |
| 5767826 | Subtractive color twisting ball display A multilayer substrate material for a subtractive-color electrical twisting ball display. The material is composed of a layered substrate including first, second, and third layers, each layer of the substrate being a nearest neighboring layer with respect... | 06/16/1998 |
| 5760761 | Highlight color twisting ball display A multisegmented, highlight color ball for an electrical twisting ball display device made up of spheroidal balls rotatably disposed in an elastomer substrate. The ball is composed of segments arrayed substantially parallel to one another, each segment be... | 06/02/1998 |
| 5754332 | Monolayer gyricon display A gyricon or twisting-ball display having superior reflectance characteristics comparing favorably with those of white paper. The display is based on a material made up of optically anisotropic particles, such as bichromal balls, disposed substantially in... | 05/19/1998 |
| 5751268 | Pseudo-four color twisting ball display A seven-segment ball for an electrical twisting ball display device made up of spheroidal balls rotatably disposed in an elastomer substrate. The device built with the seven-segment balls can provide, for example, two fully saturated colors, two partially... | 05/12/1998 |
| 5737115 | Additive color tristate light valve twisting ball display A tristate light valve ball for an electrical twisting ball device composed of spheroidal balls rotatably disposed in an elastomer substrate. The ball is composed of segments arrayed substantially parallel to one another, each segment being adjacent to at... | 04/07/1998 |
| 5717515 | Canted electric fields for addressing a twisting ball display A method for producing a canted electric field for an electrical twisting ball display device made up of electrically and optically anisotropic spheroidal balls rotatably disposed in a substrate. The display has an array of addressable elements, each arra... | 02/10/1998 |
| 5717514 | Polychromal segmented balls for a twisting ball display A multisegmented ball for an electrical twisting ball display device made up of spheroidal balls rotatably disposed in an elastomer substrate. The ball is composed of segments arrayed substantially parallel to one another, each segment being adjacent to a... | 02/10/1998 |
| 5708525 | Applications of a transmissive twisting ball display A multisegmented ball for an electrical twisting ball display device made up of spheroidal balls rotatably disposed in an elastomer substrate. The ball is composed of segments arrayed substantially parallel to one another. Each segment is adjacent to at l... | 01/13/1998 |
| 5696962 | Method for computerized information retrieval using shallow linguistic analysis A computerized method for retrieving documents from a text corpus in response to a user-supplied natural language input string, e.g., a question. An input string is accepted and analyzed to detect phrases therein. A series of queries based on the detected... | 12/09/1997 |
| 5649099 | Method for delegating access rights through executable access control program without delegating access rights not in a specification to any intermediary nor comprising server security A method in which access control programs (ACPs) permit controlled delegation of access rights from clients to untrusted intermediaries. ACPs are programs that encode arbitrary specifications of delegated access rights. In the method, a client creates an ... | 07/15/1997 |
| 5500920 | Semantic co-occurrence filtering for speech recognition and signal transcription applications A system and method for automatically transcribing an input question from a form convenient for user input into a form suitable for use by a computer. The question is a sequence of words represented in a form convenient for the user, such as a spoken utte... | 03/19/1996 |
