Patents by Inventor Peter Stevens
Peter Stevens has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20140134212Abstract: Compositions comprising a plurality of cartilage particles from a human adult cadaveric donor, wherein the cartilage particles comprise viable chondrocytes, and a biocompatible carrier are provided. Methods of manufacturing cartilage compositions comprising a plurality of cartilage particles from a human adult cadaveric donor are also provided.Type: ApplicationFiled: November 15, 2013Publication date: May 15, 2014Applicant: AlloSourceInventors: Yaling Shi, Carolyn Barrett, Peter Stevens
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Patent number: 8698197Abstract: The present invention is directed to a position sensing detector made of a photodiode having a semi insulating substrate layer; a buffered layer that is formed directly atop the semi-insulating substrate layer, an absorption layer that is formed directly atop the buffered layer substrate layer, a cap layer that is formed directly atop the absorption layer, a plurality of cathode electrodes electrically coupled to the buffered layer or directly to the cap layer, and at least one anode electrode electrically coupled to a p-type region in the cap layer. The position sensing detector has a photo-response non-uniformity of less than 2% and a position detection error of less than 10 ?m across the active area.Type: GrantFiled: February 13, 2013Date of Patent: April 15, 2014Assignee: OSI Optoelectronics, Inc.Inventors: Peter Steven Bui, Narayan Dass Taneja
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Publication number: 20140093994Abstract: The present application is a photodiode detector array for use in computerized tomography (CT) and non-CT applications. Specifically, the present application is a high-density photodiode arrays, with low dark current, low capacitance, high signal to noise ratio, high speed, and low crosstalk that can be fabricated on relatively large substrate wafers. More specifically the photodiode array of the present application is fabricated such that the PN-junctions are located on both the front side and back side surfaces of the array, and wherein the front side PN-junction is in electrical communication with the back side PN-junction. Still more specifically, the present application is a photodiode array having PN-junctions that are electrically connected from the front to back surfaces and which can be operated in a fully depleted mode at low reverse bias.Type: ApplicationFiled: September 28, 2012Publication date: April 3, 2014Inventors: Peter Steven Bui, Narayan Dass Taneja
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Patent number: 8686529Abstract: The present invention is directed toward a dual junction photodiode semiconductor devices with improved wavelength sensitivity. The photodiode employs a high quality n-type layer with relatively lower doping concentration and enables high minority carrier lifetime and high quantum efficiency with improved responsivity at multiple wavelengths. In one embodiment, the photodiode comprises a semiconductor substrate of a first conductivity type, a first impurity region of a second conductivity type formed epitaxially in the semiconductor substrate, a second impurity region of the first conductivity type shallowly formed in the epitaxially formed first impurity region, a first PN junction formed between the epitaxially formed first impurity region and the second impurity region, a second PN junction formed between the semiconductor substrate and the epitaxially formed first impurity region, and at least one passivated V-groove etched into the epitaxially formed first impurity region and the semiconductor substrate.Type: GrantFiled: January 19, 2010Date of Patent: April 1, 2014Assignee: OSI Optoelectronics, Inc.Inventors: Peter Steven Bui, Narayan Dass Taneja, Manoocher Mansouri Aliabadi
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Patent number: 8674401Abstract: This invention comprises photodiodes, optionally organized in the form of an array, including p+ deep diffused regions or p+ and n+ deep diffused regions. More specifically, the invention permits one to fabricate thin 4 inch and 6 inch wafer using the physical support provided by a n+ deep diffused layer and/or p+ deep diffused layer. Consequently, the present invention delivers high device performances, such as low crosstalk, low radiation damage, high speed, low leakage dark current, and high speed, using a thin active layer.Type: GrantFiled: July 8, 2009Date of Patent: March 18, 2014Assignee: OSI Optoelectronics, Inc.Inventors: Peter Steven Bui, Narayan Dass Taneja
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Publication number: 20140061843Abstract: The present specification discloses front-side contact back-side illuminated (FSC-BSL) photodiode array having improved characteristics such as high speed of each photodiode, uniformity of the bias voltage applied to different photodiode, low bias voltage, reduced resistance of each photodiode, and an associated reduction in noise. The photodiode array is made of photodiodes with front metallic cathode pads, front metallic anode pad, back metallic cathode pads, n+ doped regions and a p+ doped region. The front metallic cathode pads physically contact the n+ doped regions and the front metallic anode pad physically contacts the p+ doped region. The back metallic cathode pads physically contact the n+ doped region.Type: ApplicationFiled: July 31, 2013Publication date: March 6, 2014Applicant: OSI OptoelectronicsInventors: Peter Steven Bui, Narayan Dass Taneja
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Publication number: 20140058825Abstract: A network device receives location information from a user device and identifies, from an index of offers, a set of offers applicable in proximity to the location. Each offer in the set of offers includes location data to associate the offer with a particular geographic location. The network device sends, to the user device, at least a portion of set of offers as a default offer set. The user device store user preferences for advertising categories and presents, to a user, a reality image from the location of the user device. The user device selects—based on the user preferences, the reality image, and the location data—offers in the default offer set that are applicable to a user of the user device. The user device displays indications of the applicable offers overlaid on a portion of the reality image and makes the indications available for selection by the user.Type: ApplicationFiled: August 24, 2012Publication date: February 27, 2014Applicant: VERIZON PATENT AND LICENSING INC.Inventors: Madhusudan Raman, Peter Steven Tippett
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Publication number: 20140053244Abstract: One or more network devices receive user criteria for providing anonymization of data from a user device and generate a default workflow for achieving the user criteria. The network devices provide, to the user device, the default workflow and receive user input to the default workflow. The network devices generate and send, based on the user input, final workflow instructions for transmitting data from the user device. The network devices also receive anonymized data transmitted from the user device based on the final workflow instructions. The network devices can provide trend observations of the anonymized data for use by third parties without granting access to the anonymized data.Type: ApplicationFiled: August 20, 2012Publication date: February 20, 2014Applicant: VERIZON PATENT AND LICENSING INC.Inventors: Madhusudan Raman, Peter Steven Tippett
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Publication number: 20130319695Abstract: A downhole isolation tool for insertion in a wellbore, for allowing, when a ported sliding sleeve thereof is slidably positioned in a first position and when coupled to a lower end of said pump apparatus, fluids within a hydrocarbon formation to be drawn through such tool and allowed to pass to the pump apparatus for pumping uphole, and when such sliding sleeve is positioned in a second position and decoupled from said lower end of the pump assembly, for preventing said fluids from passing therethrough and uphole.Type: ApplicationFiled: January 14, 2013Publication date: December 5, 2013Applicant: OIL REBEL INNOVATIONS LTD.Inventors: PETER STEVEN DAVID KRAWIEC, GREGG J. LACUSTA
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Publication number: 20130319694Abstract: A pump assembly for recovering hydrocarbons from downhole wells. The pump assembly comprising a seating surface adapted to sealingly engage an interior surface of a first circumferential seal means situated within production tubing when said pump assembly is in a downhole operative position. A downhole ported sleeve is further provided and comprises a first port means and a second port means. The ported sleeve is adapted to move within a seal sub comprising a lower seal means and an upper seal means. The first port means is positioned between the lower seal means and the upper seal means when the pump assembly is removed from the well, thereby preventing pressurized fluids and/or gases from reaching surface. A method for sealing a well upon removal of a pump is further disclosed.Type: ApplicationFiled: May 30, 2012Publication date: December 5, 2013Applicant: OIL REBEL INNOVATIONS LTD.Inventors: GREGG LACUSTA, PETER STEVEN DAVID KRAWIEC
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Publication number: 20130277786Abstract: The present invention is a photodiode and/or photodiode array, having a p+ diffused area that is smaller than the area of a mounted scintillator crystal, designed and manufactured with improved device characteristics, and more particularly, has relatively low dark current, low capacitance and improved signal-to-noise ratio characteristics. More specifically, the present invention is a photodiode and/or photodiode array that includes a metal shield for reflecting light back into a scintillator crystal, thus allowing for a relatively small p+ diffused area.Type: ApplicationFiled: December 21, 2012Publication date: October 24, 2013Inventors: Peter Steven Bui, Narayan Dass Taneja
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Patent number: 8550247Abstract: A holder (100) for storing prescribed medication doses in a sealed cup (112) is provided with a sealing strip (117) a first portion (110) of which covers the mouth of the cup and a second portion (120) carries a picture of the face of the patient for whom the medication has been prescribed. The holder (100) is provided with a rim (113) extending outwardly from the mouth of the cup and with an extension flange (114) having a flat upper surface (111) which is coplanar with the upper surface of the rim (113). The sealing strip adheres to the coplanar surfaces of the rim (113) and the flange (114) and is provided with lines of severance (130 and 131) extending from a pull-tab (151) and along opposite sides of the cup. These lines of severance (130 and 131) are arranged within the confines of the path of the seal between the sealing strip (117) and the rim (113) so that air cannot leak through the lines of severance and into the cup when storing medication doses within the holder.Type: GrantFiled: October 20, 2009Date of Patent: October 8, 2013Assignee: Manrex Pty, Ltd.Inventors: Gerard Stevens, Ian Stevens, Peter Stevens
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Publication number: 20130256750Abstract: The present invention is directed to a position sensing detector made of a photodiode having a semi insulating substrate layer; a buffered layer that is formed directly atop the semi-insulating substrate layer, an absorption layer that is formed directly atop the buffered layer substrate layer, a cap layer that is formed directly atop the absorption layer, a plurality of cathode electrodes electrically coupled to the buffered layer or directly to the cap layer, and at least one anode electrode electrically coupled to a p-type region in the cap layer. The position sensing detector has a photo-response non-uniformity of less than 2% and a position detection error of less than 10 ?m across the active area.Type: ApplicationFiled: February 13, 2013Publication date: October 3, 2013Inventors: Peter Steven Bui, Narayan Dass Taneja
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Patent number: 8548356Abstract: An electrophotographic (EP) printer has two toner bottles. Each has a supply volume and a waste volume separated so that toner can pass from the waste volume to the supply volume, and has a status recorder with waste and supply states. An imaging member receives toner from the supply volume of a second toner bottle in a supply receptacle, and an imaging member applies the toner to a receiver to form a print image. A cleaning device removes toner from an imaging members and transporting the removed toner to the waste volume of a first toner bottle in a waste receptacle. A toggle changes the state of the status recorder of the first toner bottle in the waste receptacle to the supply state, so that the waste toner in the waste volume of the first toner bottle is made available to be used as supply toner in the supply receptacle.Type: GrantFiled: April 28, 2011Date of Patent: October 1, 2013Assignee: Eastman Kodak CompanyInventors: Alan Earl Rapkin, Jeffrey Allan Pitas, Peter Steven Alexandrovich, Donald Saul Rimai
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Patent number: 8519503Abstract: The present specification discloses front-side contact back-side illuminated (FSC-BSL) photodiode array having improved characteristics such as high speed of each photodiode, uniformity of the bias voltage applied to different photodiode, low bias voltage, reduced resistance of each photodiode, and an associated reduction in noise. The photodiode array is made of photodiodes with front metallic cathode pads, front metallic anode pad, back metallic cathode pads, n+ doped regions and a p+ doped region. The front metallic cathode pads physically contact the n+ doped regions and the front metallic anode pad physically contacts the p+ doped region. The back metallic cathode pads physically contact the n+ doped region.Type: GrantFiled: February 22, 2010Date of Patent: August 27, 2013Assignee: OSI Optoelectronics, Inc.Inventors: Peter Steven Bui, Narayan Dass Taneja
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Patent number: 8476725Abstract: The present invention is a front-side contact, back-side illuminated (FSC-BSL) photodiode arrays and front-side illuminated, back-side contact (FSL-BSC) photodiode arrays having improved characteristics, including high production throughput, low-cost manufacturing via implementation of batch processing techniques; uniform, as well as high, photocurrent density owing to presence of a large continuous homogeneous, heavily doped layer; and back to front intrachip connections via the homogenous, heavily doped layers on the front and back sides of the substrate.Type: GrantFiled: May 18, 2011Date of Patent: July 2, 2013Assignee: OSI Optoelectronics, Inc.Inventors: Peter Steven Bui, Narayan Dass Taneja
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Publication number: 20130131288Abstract: The present invention relates to a method for consecutively producing at least two different polyethylene resins in one slurry loop reactor, comprising producing a first polyethylene resin in the presence of a Ziegler-Natta and/or a Chromium catalyst, and consecutively producing a second polyethylene resin in the presence of a metallocene catalyst, characterized in that the ratio of the melt flow index of the first produced polyethylene resin to the melt flow index of the second produced polyethylene resin is at least 0.3.Type: ApplicationFiled: July 29, 2011Publication date: May 23, 2013Applicant: TOTAL RESEARCH & TECHNOLOGY FELUYInventors: Peter Stevens, Franky Fant, Daan Dewachter, Alain Brusselle
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Patent number: 8399909Abstract: The present invention is directed to a position sensing detector made of a photodiode having a semi insulating substrate layer; a buffered layer that is formed directly atop the semi-insulating substrate layer, an absorption layer that is formed directly atop the buffered layer substrate layer, a cap layer that is formed directly atop the absorption layer, a plurality of cathode electrodes electrically coupled to the buffered layer or directly to the cap layer, and at least one anode electrode electrically coupled to a p-type region in the cap layer. The position sensing detector has a photo-response non-uniformity of less than 2% and a position detection error of less than 10 ?m across the active area.Type: GrantFiled: May 6, 2010Date of Patent: March 19, 2013Assignee: OSI Optoelectronics, Inc.Inventors: Peter Steven Bui, Narayan Dass Taneja
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Patent number: 8338905Abstract: The present invention is a photodiode and/or photodiode array, having a p+ diffused area that is smaller than the area of a mounted scintillator crystal, designed and manufactured with improved device characteristics, and more particularly, has relatively low dark current, low capacitance and improved signal-to-noise ratio characteristics. More specifically, the present invention is a photodiode and/or photodiode array that includes a metal shield for reflecting light back into a scintillator crystal, thus allowing for a relatively small p+ diffused area.Type: GrantFiled: April 12, 2011Date of Patent: December 25, 2012Assignee: OSI Optoelectronics, Inc.Inventors: Peter Steven Bui, Narayan Dass Taneja
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Patent number: 8324670Abstract: This invention comprises plurality of edge illuminated photodiodes. More specifically, the photodiodes of the present invention comprise novel structures designed to minimize reductions in responsivity due to edge surface recombination and improve quantum efficiency. The novel structures include, but are not limited to, angled facets, textured surface regions, and appropriately doped edge regions.Type: GrantFiled: April 14, 2010Date of Patent: December 4, 2012Assignee: OSI Optoelectronics, Inc.Inventors: Peter Steven Bui, Narayan Dass Taneja, Manoocher Mansouri