Patents Represented by Attorney Matthew J. Esserman
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Patent number: 8294729Abstract: Methods of performing stroke-to-raster video conversion having leading-edge error correction and/or falling-edge error correction are provided. Incoming data is pipelined before being written into a frame buffer. This allows each sample of data to be manipulated based on information obtained in samples that occur both before and after it. Highly accurate digital conversion of stroke video into a raster format having significantly reduced or eliminated noise and stray pixels from the video is therefore achieved.Type: GrantFiled: April 27, 2009Date of Patent: October 23, 2012Assignee: Scram Technologies, Inc.Inventors: Brian Rodgers, Michael Covitt
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Patent number: 8216132Abstract: A lifting cap for attachment to a handle of a laryngoscope for facilitating oral endotrachael intubation. The lifting cap includes an undulating side wall that forms a plurality of finger-grip notches. The finger-grip notches enable a second user to securely grip the lifting cap while a first user grips the handle of the laryngoscope during an intubation procedure.Type: GrantFiled: May 27, 2009Date of Patent: July 10, 2012Inventor: Mark R. Dzwonkiewicz
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Patent number: 8115693Abstract: A sensor that senses incident RF signals is provided. The sensor is capable of sensing signals in the Gigahertz (GHz) and Terahertz (THz) range. The sensor may utilize one or more cantilevers, an interferometer, or may be formed in a box-type configuration.Type: GrantFiled: October 1, 2007Date of Patent: February 14, 2012Assignee: Scenterra, Inc.Inventors: Kenneth E. Salsman, Daniel W. So
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Patent number: 7973996Abstract: An optical system for a digital light projection system is provided. The optical system comprises a plurality of LED arrays, wherein each LED array comprises a plurality of LEDs. The optical system also comprises an optical concentrator element positioned substantially adjacent to each of the LED arrays, wherein each concentrator element totally internally reflects light emitted from the plurality of LEDs within the corresponding LED array so as to provide substantially uniform light at an output surface of each concentrator element, and wherein the concentrator element has a complex conic shape.Type: GrantFiled: August 20, 2009Date of Patent: July 5, 2011Assignee: Scram Technologies, Inc.Inventor: James F. Shanley
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Patent number: 7778512Abstract: A light-pipe array system is provided. The system comprises a light projector that projects light, and a light-pipe array. The light-pipe array comprises a plurality of light-pipes. Each light-pipe comprises a dielectric transparent to the light, and an electrically conductive light barrier layer surrounding the dielectric. The barrier layer guides the light from an entrance of the dielectric surrounded by the barrier layer to an exit of the dielectric surrounded by the barrier layer. Each light pipe also comprises a light-receiving element that increases throughput of the guided light transmitted within the barrier layer via the dielectric. In one embodiment, the light-receiving element comprises an electrical conductor positioned along a central longitudinal axis of the dielectric. In another embodiment, the light-receiving element alternatively comprises a focusing element.Type: GrantFiled: August 28, 2007Date of Patent: August 17, 2010Assignee: Scenterra, Inc.Inventor: Daniel W. So
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Patent number: 7508590Abstract: An optical system for a digital light projection system is provided. The optical system comprises a plurality of LED arrays, wherein each LED array comprises a plurality of LEDs. The optical system also comprises an optical concentrator element positioned substantially adjacent to each of the LED arrays, wherein each concentrator element reflects light emitted from the plurality of LEDs within the corresponding LED array so as to provide substantially uniform light at an output surface of each concentrator element. The optical system preferably further comprises an optical combiner element, wherein the output surface of each concentrator element is optically aligned with a corresponding side of the combiner element, and wherein the combiner element chromatically combines the substantially uniform light provided at the output surface of each concentrator element so as to form color-combined light at an output surface of the combiner element.Type: GrantFiled: March 13, 2006Date of Patent: March 24, 2009Assignee: Scram Technologies, Inc.Inventors: James F. Shanley, Christopher T. Cotton
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Patent number: 7369316Abstract: An optical system for a digital light projection system is provided. The optical system comprises a plurality of LED arrays, wherein each LED array comprises a plurality of LEDs. The optical system also comprises an optical concentrator element positioned substantially adjacent to each of the LED arrays, wherein each concentrator element reflects light emitted from the plurality of LEDs within the corresponding LED array. The optical system preferably further comprises a reflective aperture element positioned substantially adjacent to the output surface of each concentrator element. The aperture element includes a reflective surface and an aperture defined by the reflective surface. The reflective surface faces the output surface of each corresponding concentrator element to thereby ultimately provide substantially uniform light which is projected through the aperture.Type: GrantFiled: June 2, 2006Date of Patent: May 6, 2008Assignee: Scram Technologies, Inc.Inventors: James F. Shanley, Rong Liu
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Patent number: 7298947Abstract: An optical panel system including stackable waveguides is provided. The optical panel system displays a projected light image and comprises a plurality of planar optical waveguides in a stacked state. The optical panel system further comprises a support system that aligns and supports the waveguides in the stacked state. In one embodiment, the support system comprises at least one rod, wherein each waveguide contains at least one hole, and wherein each rod is positioned through a corresponding hole in each waveguide.Type: GrantFiled: March 5, 2007Date of Patent: November 20, 2007Assignee: Brookhaven Science AssociatesInventors: Leonard DeSanto, James T. Veligdan
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Patent number: 7288873Abstract: A device for emission of high frequency signals is provided. The emission device is capable of emission of signals in the Gigahertz (GHz) and Terahertz (THz) range. The device may utilize, for example, a cantilever comprising a material that is capable of altering its electrical properties when flexed.Type: GrantFiled: November 21, 2005Date of Patent: October 30, 2007Assignee: Scenterra, Inc.Inventors: Kenneth E. Salsman, Daniel W. So
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Patent number: 7280078Abstract: A sensor that senses incident RF signals is provided. The sensor is capable of sensing signals in the Gigahertz (GHz) and Terahertz (THz) range. The sensor may utilize one or more cantilevers, an interferometer, or may be formed in a box-type configuration.Type: GrantFiled: June 20, 2005Date of Patent: October 9, 2007Assignee: Scenterra, Inc.Inventors: Kenneth E. Salsman, Daniel W. So
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Patent number: 7222969Abstract: A video image is displayed from an optical panel by splitting the image into a plurality of image components, and then projecting the image components through corresponding portions of the panel to collectively form the image. Depth of the display is correspondingly reduced.Type: GrantFiled: May 27, 2005Date of Patent: May 29, 2007Assignee: Brookhaven Science AssociatesInventor: James T. Veligdan
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Patent number: 7187831Abstract: An optical panel system including stackable waveguides is provided. The optical panel system displays a projected light image and comprises a plurality of planar optical waveguides in a stacked state. The optical panel system further comprises a support system that aligns and supports the waveguides in the stacked state. In one embodiment, the support system comprises at least one rod, wherein each waveguide contains at least one hole, and wherein each rod is positioned through a corresponding hole in each waveguide.Type: GrantFiled: April 26, 2004Date of Patent: March 6, 2007Assignee: Brookhaven Science AssociatesInventors: Leonard DeSanto, James T. Veligdan
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Patent number: 7182566Abstract: A fastener, such as a nail, screw, etc., which possesses supplemental support and/or retention capability is provided. The fastener includes an elongated auxiliary member secured interiorly to, exteriorly to, or along the shaft of the fastener. The auxiliary member is secured to the shaft at two or more portions of the shaft. The auxiliary member provides the shaft with additional support strength and/or enables fastened materials to be retained upon breakage or shearing of the shaft as a result of, for example, heavy tensile or shearing loads. To facilitate breakage or shearing of the shaft, the shaft may be provided with a deformation, such as a notch or reduced circumference, at one or more desired locations such that the shaft breaks or shears at the deformation(s), thereby allowing the auxiliary member to function as the sole member which retains the fastened materials.Type: GrantFiled: June 20, 2005Date of Patent: February 27, 2007Inventors: Charles Nelson, Matthew J. Esserman, James E. Schneider
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Patent number: 7167619Abstract: A display system includes a waveguide optical panel having an inlet face and an opposite outlet face. An image beam is projected across the inlet face laterally and transversely for display on the outlet face. An optical detector including a matrix of detector elements is optically aligned with the inlet face for detecting a corresponding lateral and transverse position of an inbound light spot on the outlet face.Type: GrantFiled: August 28, 2003Date of Patent: January 23, 2007Assignee: Brookhaven Science AssociatesInventors: James T. Veligdan, Leonard DeSanto
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Patent number: 6908275Abstract: A fastener, such as a nail, screw, etc., which possesses supplemental support and/or retention capability is provided. The fastener includes an elongated auxiliary member secured interiorly to, exteriorly to, or along the shaft of the fastener. The auxiliary member is secured to the shaft at two or more portions of the shaft. The auxiliary member provides the shaft with additional support strength and/or enables fastened materials to be retained upon breakage or shearing of the shaft as a result of, for example, heavy tensile or shearing loads. To facilitate breakage or shearing of the shaft, the shaft may be provided with a deformation, such as a notch or reduced circumference, at one or more desired locations such that the shaft breaks or shears at the deformation(s), thereby allowing the auxiliary member to function as the sole member which retains the fastened materials.Type: GrantFiled: April 29, 2002Date of Patent: June 21, 2005Inventors: Charles Nelson, Matthew J. Esserman, James E. Schneider
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Patent number: 6836613Abstract: A method of creating uniform adhesive layers in a planar optical display is disclosed. The method includes providing an adhesive reservoir, providing at least two optical panels, placing spacers between the optical panels, thereby forming a stack of optical panels having at least one uniform gap between adjacent ones of the optical panels, placing the stack into a panel reservoir having a height and a width, which panel reservoir is connected to the adhesive reservoir by a fluid path, and injecting adhesive from the adhesive reservoir through the fluid path into the bottom of the panel reservoir until each uniform gap is filled. A method of producing a black cladding layer having small particulate size for use in a planar optical display is also disclosed. The method includes providing black pigment having a fine particulate size of approximately 0.Type: GrantFiled: December 24, 2002Date of Patent: December 28, 2004Assignee: Brookhaven Science AssociatesInventors: Leonard DeSanto, Calvin Brewster
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Patent number: 6832727Abstract: A display scanner includes an optical panel having a plurality of stacked optical waveguides. The waveguides define an inlet face at one end and a screen at an opposite end, with each waveguide having a core laminated between cladding. A projector projects a scan beam of light into the panel inlet face for transmission from the screen as a scan line to scan a barcode. A light sensor at the inlet face detects a return beam reflected from the barcode into the screen. A decoder decodes the return beam detected by the sensor for reading the barcode. In an exemplary embodiment, the optical panel also displays a visual image thereon.Type: GrantFiled: April 30, 1999Date of Patent: December 21, 2004Assignee: Brookhaven Science AssociatesInventor: James T. Veligdan
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Patent number: 6825922Abstract: A system for measuring the external surface profile of a component using a non-contact optical technique which scans the field of view with a spot of light through a range of angles by utilizing a rotating mirror system and which precisely determines the angular position of the spot of light during scanning.Type: GrantFiled: September 26, 2003Date of Patent: November 30, 2004Assignee: Metron Systems, Inc.Inventors: Kyle S. Johnston, Joseph A. Franklin, Spencer G. Nelson, Charles M. Bass
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Patent number: 6822748Abstract: Calibration techniques are disclosed for determining the rigid-body coordinate transformation that will precisely align the coordinate frame of a laser scanner with the coordinate frames of several different motion axes. The theory and use of at least these concepts are introduced by examining how these concepts aid the construction and use of a non-contact laser scanning system.Type: GrantFiled: October 29, 2003Date of Patent: November 23, 2004Assignee: Metron Systems, Inc.Inventors: Kyle S. Johnston, Charles M. Bass
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Patent number: D495485Type: GrantFiled: August 29, 2003Date of Patent: September 7, 2004Inventor: Benjamin D. Gordon