Patents by Inventor Steven Wells
Steven Wells 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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Patent number: 8211282Abstract: An electrochemical sensor is provided that includes a housing having an outer wall, a plurality of longitudinal chambers disposed within the outer wall, and a reference chamber housing a reference electrode. Ionic communication between the target fluid and the reference electrode must pass sequentially through each of longitudinal chambers from a first longitudinal chamber to the reference chamber. In this manner, the sensor provides generally a long, tortuous flow path, or salt bridge, between the target fluid and the reference electrode, resulting in a high resistance factor for the sensor.Type: GrantFiled: September 15, 2010Date of Patent: July 3, 2012Assignee: Georg Fischer Signet, LLCInventors: Steven Wells, Gert Burkhardt, Anthony Thai
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Publication number: 20110308645Abstract: A flow cell assembly for fluid sensors is provided. The assembly includes a housing configured to couple to an external source of fluid for measurement. The assembly further includes a flow regulator and a flow meter disposed within the housing to facilitate controlled fluid. The housing defines one or more measuring chambers each configured to receive a fluid sensor. Each measuring chamber includes an inlet aperture and a gravity overflow spaced apart from the inlet aperture. Each measuring chamber is configured to receive a fluid sensor such that a sensing end of the fluid sensor is disposed proximate to an inlet aperture of the measuring chamber, thereby ensuring controlled fluid pressure proximate to the sensing end.Type: ApplicationFiled: June 18, 2010Publication date: December 22, 2011Applicant: Georg Fischer Signet LLCInventors: Anthony Thai, Steven Wells, Gert Burkhardt
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Patent number: 8070213Abstract: A method of reducing discordance among components of a molded trim piece assembly includes making each of the plurality of components according to a component configuration pattern adapted to mitigate deformation of the plurality of components, and making each of the plurality of components according to a joint configuration pattern adapted to mitigate misalignment between the plurality of components at a joint. A machine includes a molded trim piece assembly configured to amount to a body of the machine, such as to a fender of the machine, which includes a plurality of components having a component configuration pattern adapted to mitigate deformation of the plurality of components and a joint configuration pattern adapted to mitigate misalignment at a joint between the plurality of components, when mounted to the body.Type: GrantFiled: June 6, 2008Date of Patent: December 6, 2011Assignee: Caterpillar Inc.Inventors: Robert Egging, Darshit Gohel, Steven Wells
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Publication number: 20110240470Abstract: An electrochemical sensor is provided that includes a housing defining a cavity for a reference electrolyte and defining an opening to the cavity configured to be proximate to a target fluid. The sensor further includes a junction plug comprising a porous material and a cross member impermeable to a target fluid positioned between the junction plug and the cavity. The cross member is disposed proximate to the junction plug, defining an aperture to enable electrochemical communication between the target fluid and the reference electrolyte.Type: ApplicationFiled: September 24, 2010Publication date: October 6, 2011Applicant: Georg Fischer Signet LLCInventors: Steven Wells, Gert Burkhardt, Anthony Thai
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Publication number: 20110220497Abstract: An electrochemical sensor is provided that includes a housing having an outer wall, a plurality of longitudinal chambers disposed within the outer wall, and a reference chamber housing a reference electrode. Ionic communication between the target fluid and the reference electrode must pass sequentially through each of longitudinal chambers from a first longitudinal chamber to the reference chamber. In this manner, the sensor provides generally a long, tortuous flow path, or salt bridge, between the target fluid and the reference electrode, resulting in a high resistance factor for the sensor.Type: ApplicationFiled: September 15, 2010Publication date: September 15, 2011Applicant: Georg Fischer Signet LLCInventors: Steven Wells, Gerl Burkhardt, Anthony Thai
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Publication number: 20110114484Abstract: An electrochemical sensor is provided that includes a housing having an outer wall, an axial bore circumscribed by the outer wall, and a barrier wall that aids in defining a reference cavity. The housing further including a plurality of cross members in spaced relation to one another disposed between the axial bore and the outer wall, each cross member defining an aperture. A junction plug is disposed at the distal end of the housing. The junction plug comprises a porous material that enables ionic flow through the junction plug. The sensor enables ionic communication between the target fluid and the reference electrode within the reference cavity through the apertures of the plurality of cross members. In this manner, the sensor provides generally a long, tortuous flow path, or salt bridge, between the target fluid and the reference electrode, resulting in a high resistance factor for the sensor.Type: ApplicationFiled: January 18, 2011Publication date: May 19, 2011Applicant: GEORG FISCHER SIGNET LLCInventors: Steven Wells, Gert Burkhardt, Anthony Thai
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Patent number: 7909972Abstract: An electrochemical sensor is provided that includes a housing having an outer wall, an axial bore circumscribed by the outer wall, and a barrier wall that aids in defining a reference cavity. The housing further including a plurality of cross members in spaced relation to one another disposed between the axial bore and the outer wall, each cross member defining an aperture. A junction plug is disposed at the distal end of the housing. The junction plug comprises a porous material that enables ionic flow through the junction plug. The sensor enables ionic communication between the target fluid and the reference electrode within the reference cavity through the apertures of the plurality of cross members. In this manner, the sensor provides generally a long, tortuous flow path, or salt bridge, between the target fluid and the reference electrode, resulting in a high resistance factor for the sensor.Type: GrantFiled: November 28, 2006Date of Patent: March 22, 2011Assignee: Georg Fischer Signet LLCInventors: Steven Wells, Gert Burkhardt, Anthony Thai
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Patent number: 7867371Abstract: An electrochemical sensor is provided that includes a housing defining a cavity for a reference electrolyte and defining an opening to the cavity configured to be proximate to a target fluid. The sensor further includes a junction plug comprising a porous material and a cross member impermeable to a target fluid positioned between the junction plug and the cavity. The cross member includes a planar portion disposed against the junction plug that defines an aperture to enable electrochemical communication between the target fluid and the reference electrolyte.Type: GrantFiled: September 21, 2006Date of Patent: January 11, 2011Assignee: Georg Fischer Signet, LLCInventors: Steven Wells, Gert Burkhardt, Anthony Thai
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Patent number: 7799193Abstract: An electrochemical sensor is provided that includes a housing having an outer wall, a plurality of longitudinal walls disposed within the outer wall, and a reference chamber housing a reference electrode. The longitudinal walls define a plurality of longitudinal chambers. Ionic communication between the target fluid and the reference electrode passes sequentially through each of longitudinal chambers from a first longitudinal chamber to the reference chamber. In this manner, the sensor provides generally a long, tortuous flow path, or salt bridge, between the target fluid and the reference electrode, resulting in a high resistance factor for the sensor.Type: GrantFiled: March 5, 2007Date of Patent: September 21, 2010Assignee: Georg Fischer Signet LLCInventors: Steven Wells, Gert Burkhardt, Anthony Thai
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Publication number: 20090327607Abstract: In some embodiments, an electronic system may include a cache located between a mass storage and a system memory, and code stored on the electronic system to prevent storage of stream data in the cache and to send the stream data directly between the system memory and the mass storage based on a comparison of first metadata of a first request for first information and pre-boot stream information stored in a previous boot context. Other embodiments are disclosed and claimed.Type: ApplicationFiled: June 25, 2008Publication date: December 31, 2009Inventors: R. Scott Tetrick, Dale Juenemann, Jordan Howes, Jeanna Matthews, Steven Wells, Glenn Hinton, Oscar Pinto
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Publication number: 20090302645Abstract: A method of reducing discordance among components of a molded trim piece assembly includes making each of the plurality of components according to a component configuration pattern adapted to mitigate deformation of the plurality of components, and making each of the plurality of components according to a joint configuration pattern adapted to mitigate misalignment between the plurality of components at a joint. A machine includes a molded trim piece assembly configured to amount to a body of the machine, such as to a fender of the machine, which includes a plurality of components having a component configuration pattern adapted to mitigate deformation of the plurality of components and a joint configuration pattern adapted to mitigate misalignment at a joint between the plurality of components, when mounted to the body.Type: ApplicationFiled: June 6, 2008Publication date: December 10, 2009Inventors: Robert Egging, Darshit Gohel, Steven Wells
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Publication number: 20080217175Abstract: An electrochemical sensor is provided that includes a housing having an outer wall, a plurality of longitudinal walls disposed within the outer wall, and a reference chamber housing a reference electrode. The longitudinal walls define a plurality of longitudinal chambers. Ionic communication between the target fluid and the reference electrode passes sequentially through each of longitudinal chambers from a first longitudinal chamber to the reference chamber. In this manner, the sensor provides generally a long, tortuous flow path, or salt bridge, between the target fluid and the reference electrode, resulting in a high resistance factor for the sensor.Type: ApplicationFiled: March 5, 2007Publication date: September 11, 2008Applicant: George Fischer Signet, Inc.Inventors: Steven Wells, Gert Burkhardt, Anthony Thai
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Publication number: 20080121524Abstract: An electrochemical sensor is provided that includes a housing having an outer wall, an axial bore circumscribed by the outer wall, and a barrier wall that aids in defining a reference cavity. The housing further including a plurality of cross members in spaced relation to one another disposed between the axial bore and the outer wall, each cross member defining an aperture. A junction plug is disposed at the distal end of the housing. The junction plug comprises a porous material that enables ionic flow through the junction plug. The sensor enables ionic communication between the target fluid and the reference electrode within the reference cavity through the apertures of the plurality of cross members. In this manner, the sensor provides generally a long, tortuous flow path, or salt bridge, between the target fluid and the reference electrode, resulting in a high resistance factor for the sensor.Type: ApplicationFiled: November 28, 2006Publication date: May 29, 2008Applicant: George Fischer Signet, Inc.Inventors: Steven Wells, Gert Burkhardt, Anthony Thai
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Publication number: 20080073210Abstract: An electrochemical sensor is provided that includes a housing defining a cavity for a reference electrolyte and defining an opening to the cavity configured to be proximate to a target fluid. The sensor further includes a junction plug comprising a porous material and a cross member impermeable to a target fluid positioned between the junction plug and the cavity. The cross member includes a planar portion disposed against the junction plug that defines an aperture to enable electrochemical communication between the target fluid and the reference electrolyte.Type: ApplicationFiled: September 21, 2006Publication date: March 27, 2008Inventors: Steven Wells, Gert Burkhardt, Anthony Thai
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Patent number: 6874221Abstract: A method for fabricating an induction motor rotor lamination includes using an indexed notching die to punch a plurality of closed rotor slots at different distances from a center point of rotation by punching a first rotor slot, changing the position of a center point of the rotor lamination with respect to the notching die, and punching a second rotor slot. In another embodiment, a plurality of rotor slit patterns are punched using a variable depth indexed notching die including at least two rotor slit punching portions, one being deeper than another, by punching a first rotor slit pattern, changing the depth of closure of the notching die, and punching a second rotor slit pattern with the second rotor slit pattern having a different number of rotor slits than the first.Type: GrantFiled: November 27, 2002Date of Patent: April 5, 2005Assignee: General Electric CompanyInventors: Patrick Lee Jansen, Steven Wells Weissner
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Publication number: 20050027765Abstract: A method of producing a uniform duty cycle output from a random bit source. The method includes testing the duty cycle of said random bit source; varying the output voltage of a voltage source if the duty cycle is not substantially fifty percent; and iteratively altering the output voltage of the voltage source until said duty cycle is substantially fifty percent.Type: ApplicationFiled: August 1, 2003Publication date: February 3, 2005Inventor: Steven Wells
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Publication number: 20030102762Abstract: A method for fabricating an induction motor rotor lamination includes using an indexed notching die to punch a plurality of closed rotor slots at different distances from a center point of rotation by punching a first rotor slot, changing the position of a center point of the rotor lamination with respect to the notching die, and punching a second rotor slot. In another embodiment, a plurality of rotor slit patterns are punched using a variable depth indexed notching die including at least two rotor slit punching portions, one being deeper than another, by punching a first rotor slit pattern, changing the depth of closure of the notching die, and punching a second rotor slit pattern with the second rotor slit pattern having a different number of rotor slits than the first.Type: ApplicationFiled: November 27, 2002Publication date: June 5, 2003Inventors: Patrick Lee Jansen, Steven Wells Weissner
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Patent number: 6323714Abstract: A system and method for actively deskewing synchronous clocks in a VLSI circuit by introducing a controllable delay unit within a local clock buffer within each of a number of circuit zones and applying a controllable delay at each of the local clock buffers in response to a phase comparison of clock signals from one or more adjacent clock zones. The system can be added to any of a number of various clock distribution networks on a VLSI circuit through the introduction of controllable clock zone buffers and localized phase comparators. By adjusting each localized clock buffer delay unit in response to measured clock signal phase differences from adjacent circuit zones, clock skew problems can be minimized across various clock zones on a VLSI circuit.Type: GrantFiled: February 3, 2000Date of Patent: November 27, 2001Assignee: Hewlett-Packard CompanyInventors: Samuel D Naffziger, Eugene Z Berta, Gerard M Blair, James Steven Wells
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Patent number: 6058596Abstract: A method for fabricating an induction motor rotor lamination includes using an indexed notching die to punch a plurality of closed rotor slots at different distances from a center point of rotation by punching a first rotor slot, changing the position of a center point of the rotor lamination with respect to the notching die, and punching a second rotor slot. In another embodiment, a plurality of rotor slit patterns are punched using a variable depth indexed notching die including at least two rotor slit punching portions, one being deeper than another, by punching a first rotor slit pattern, changing the depth of closure of the notching die, and punching a second rotor slit pattern with the second rotor slit pattern having a different number of rotor slits than the first.Type: GrantFiled: August 3, 1998Date of Patent: May 9, 2000Assignee: General Electric CompanyInventors: Patrick Lee Jansen, Steven Wells Weissner
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Patent number: 5978808Abstract: A file system created in a flash EEPROM memory array for an embedded system having a plurality of blocks of flash memory cells, each block being divided into identical-sized areas capable of being addressed, the file system including a data structure positioned at a predetermined one of the areas on each block of a flash EEPROM memory array, the data structure storing a logical identification of data stored in each of the areas, the logical identifications of data being stored sequentially in the physical order of the areas on the block, a controller implemented process for searching the predetermined ones of the areas on each block to detect a logical identification of data, and means for accessing the physical area associated with any logical identification of data which is detected.Type: GrantFiled: December 27, 1995Date of Patent: November 2, 1999Assignee: Intel CorporationInventors: Steven Wells, Deborah See