Patents by Inventor Robert D. Zellers
Robert D. Zellers 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: 20220183584Abstract: Methods, devices and systems for location of the disposition of a medical probe in a subject are disclosed. An array of electromagnetic drive coil sets, each having two or three dimensionally oriented drive coils, a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets, a discrete core wire providing response to electrical stimuli of the subject, and a controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets are disclosed. Energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils while measuring the response of the sensor coil, whereby the system uses the measurements of the responses of the sensor coil to calculate the location of the sensor coil relative to said drive coil sets.Type: ApplicationFiled: September 21, 2021Publication date: June 16, 2022Inventors: Peter E. NELSON, Robert D. ZELLERS, Charles W. HENRY
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Patent number: 11150207Abstract: Methods, devices and systems for three-dimensional location of the disposition of a sensor coil in a subject including are disclosed. The systems include an array of three or more triplet or quadruplet drive coil sets, at least one moveable sensor coil configured to be disposed in a subject and to provide one or more sensor coil response signals responsive to the respective electromagnetic wave fields, a receiving component configured to control drive signals to the array of drive coil sets and to measure sensor coil response signals from the moveable sensor coil, and a processor is configured to determine a sensor coil disposition in the subject relative to said triplet or quadruplet drive coil sets. The receiving component provides a modified drive signal to maximize or optimize the generated respective electromagnetic wave fields, or the one or more sensor coil response signals.Type: GrantFiled: November 5, 2018Date of Patent: October 19, 2021Assignee: TELEFLEX LIFE SCIENCES LIMITEDInventors: Peter E. Nelson, Robert D. Zellers, Charles W. Henry
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Patent number: 11122991Abstract: Methods, devices and systems for location of the disposition of a medical probe in a subject are disclosed. An array of electromagnetic drive coil sets, each set having two or three dimensionally oriented drive coils, a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets, a discrete core wire providing response to electrical stimuli of the subject, and a system controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets are disclosed. The energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils while measuring the response of the sensor coil, whereby the system uses the measurements of the responses of the sensor coil to calculate the location of the sensor coil relative to said drive coil sets.Type: GrantFiled: October 15, 2018Date of Patent: September 21, 2021Assignee: TELEFLEX LIFE SCIENCES LIMITEDInventors: Peter E. Nelson, Robert D. Zellers, Charles W. Henry
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Publication number: 20200085343Abstract: Methods, devices and systems for location of the disposition of a medical probe in a subject are disclosed. An array of electromagnetic drive coil sets, each set having two or three dimensionally oriented drive coils, a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets, a discrete core wire providing response to electrical stimuli of the subject, and a system controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets are disclosed. The energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils while measuring the response of the sensor coil, whereby the system uses the measurements of the responses of the sensor coil to calculate the location of the sensor coil relative to said drive coil sets.Type: ApplicationFiled: November 19, 2019Publication date: March 19, 2020Inventors: Peter E. NELSON, Robert D. ZELLERS, Charles W. HENRY
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Patent number: 10480959Abstract: Methods, devices and systems for three-dimensional location of the disposition of a sensor coil in a subject including are disclosed. The systems include an array of three or more quadruplet drive coil sets, where each quadruplet drive coil set include at least four discrete drive coils, at least one moveable sensor coil configured to provide one or more sensor coil response signals, a first system component providing AC drive signals to energize the discrete drive coils, a second system component for receiving the one or more sensor coil response signals from the at least one moveable sensor coil, and a processor configured to determine a sensor coil disposition of the at least one moveable sensor coil in the subject relative to the quadruplet drive coil sets based on the one or more sensor coil response signals.Type: GrantFiled: February 19, 2016Date of Patent: November 19, 2019Assignee: TELEFLEX MEDICAL DEVICES S.À R.LInventors: Peter E. Nelson, Robert D. Zellers, Charles W. Henry
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Publication number: 20190150784Abstract: Methods, devices and systems for location of the disposition of a medical probe in a subject are disclosed. An array of electromagnetic drive coil sets, each set having two or three dimensionally oriented drive coils, a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets, a discrete core wire providing response to electrical stimuli of the subject, and a system controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets are disclosed. The energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils while measuring the response of the sensor coil, whereby the system uses the measurements of the responses of the sensor coil to calculate the location of the sensor coil relative to said drive coil sets.Type: ApplicationFiled: October 15, 2018Publication date: May 23, 2019Inventors: Peter E. NELSON, Robert D. ZELLERS, Charles W. HENRY
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Publication number: 20190086349Abstract: Methods, devices and systems for three-dimensional location of the disposition of a sensor coil in a subject including are disclosed. The systems include an array of three or more triplet or quadruplet drive coil sets, at least one moveable sensor coil configured to be disposed in a subject and to provide one or more sensor coil response signals responsive to the respective electromagnetic wave fields, a receiving component configured to control drive signals to the array of drive coil sets and to measure sensor coil response signals from the moveable sensor coil, and a processor is configured to determine a sensor coil disposition in the subject relative to said triplet or quadruplet drive coil sets. The receiving component provides a modified drive signal to maximize or optimize the generated respective electromagnetic wave fields, or the one or more sensor coil response signals.Type: ApplicationFiled: November 5, 2018Publication date: March 21, 2019Inventors: Peter E. NELSON, Robert D. ZELLERS, Charles W. HENRY
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Patent number: 10197518Abstract: Methods, devices and systems for three-dimensional location of the disposition of a sensor coil in a subject including are disclosed. The systems include an array of three or more triplet or quadruplet drive coil sets, at least one moveable sensor coil configured to be disposed in a subject and to provide one or more sensor coil response signals responsive to the respective electromagnetic wave fields, a receiving component configured to control drive signals to the array of drive coil sets and to measure sensor coil response signals from the moveable sensor coil, and a processor is configured to determine a sensor coil disposition in the subject relative to said triplet or quadruplet drive coil sets. The receiving component provides a modified drive signal to maximize or optimize the generated respective electromagnetic wave fields, or the one or more sensor coil response signals.Type: GrantFiled: February 19, 2016Date of Patent: February 5, 2019Assignee: TELEFLEX MEDICAL DEVICES S.À R.L.Inventors: Peter E. Nelson, Robert D. Zellers, Charles W. Henry
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Patent number: 10119928Abstract: Methods, devices and systems for three-dimensional location of the disposition of a sensor coil in a subject including are disclosed. The systems include an array of three or more triplet or quadruplet drive coil sets, at least one moveable sensor coil configured to be disposed in a subject and to provide one or more sensor coil response signals responsive to the respective electromagnetic wave fields, a receiving component configured to control drive signals to the array of drive coil sets and to measure sensor coil response signals from the moveable sensor coil, and a processor is configured to determine a sensor coil disposition in the subject relative to said triplet or quadruplet drive coil sets. The receiving component provides a modified drive signal to maximize or optimize the generated respective electromagnetic wave fields, or the one or more sensor coil response signals.Type: GrantFiled: February 19, 2016Date of Patent: November 6, 2018Assignee: TELEFLEX MEDICAL DEVICES S.À R.L.Inventors: Peter E. Nelson, Robert D. Zellers, Charles W. Henry
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Patent number: 10098567Abstract: Methods, devices and systems for location of the disposition of a medical probe in a subject are disclosed. An array of electromagnetic drive coil sets, each set having two or three dimensionally oriented drive coils, a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets, a discrete core wire providing response to electrical stimuli of the subject, and a system controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets are disclosed. The energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils while measuring the response of the sensor coil, whereby the system uses the measurements of the responses of the sensor coil to calculate the location of the sensor coil relative to said drive coil sets.Type: GrantFiled: April 29, 2016Date of Patent: October 16, 2018Assignee: TELEFLEX MEDICAL DEVICES S.À R.LInventors: Peter E. Nelson, Robert D. Zellers, Charles W. Henry
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Publication number: 20160320210Abstract: Methods, devices and systems for location of the disposition of a medical probe in a subject are disclosed. An array of electromagnetic drive coil sets, each set having two or three dimensionally oriented drive coils, a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets, a discrete core wire providing response to electrical stimuli of the subject, and a system controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets are disclosed. The energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils while measuring the response of the sensor coil, whereby the system uses the measurements of the responses of the sensor coil to calculate the location of the sensor coil relative to said drive coil sets.Type: ApplicationFiled: April 29, 2016Publication date: November 3, 2016Inventors: Peter E. Nelson, Robert D. Zellers, Charles W. Henry
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Publication number: 20160245670Abstract: Methods, devices and systems for three-dimensional location of the disposition of a sensor coil in a subject including are disclosed. The systems include an array of three or more quadruplet drive coil sets, where each quadruplet drive coil set include at least four discrete drive coils, at least one moveable sensor coil configured to provide one or more sensor coil response signals, a first system component providing AC drive signals to energize the discrete drive coils, a second system component for receiving the one or more sensor coil response signals from the at least one moveable sensor coil, and a processor configured to determine a sensor coil disposition of the at least one moveable sensor coil in the subject relative to the quadruplet drive coil sets based on the one or more sensor coil response signals.Type: ApplicationFiled: February 19, 2016Publication date: August 25, 2016Inventors: Peter E. Nelson, Robert D. ZELLERS, Charles W. HENRY
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Patent number: 8391956Abstract: Methods, devices and systems for one or both of two- or three-dimensional location of the disposition of a sensor coil in a subject including: an array of electromagnetic drive coil sets, each set having two or three dimensionally oriented drive coils; a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets; and, a system controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets, the energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils, or in triplets of x-y-z coils while measuring the response of the sensor coil; whereby the system uses the measurements of the responses of the sensor coil to calculate the location and orientation of the sensor coil relative to said drive coil sets.Type: GrantFiled: November 18, 2010Date of Patent: March 5, 2013Inventors: Robert D. Zellers, Peter E. Nelson, Charles W. Henry
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Patent number: 8380289Abstract: Methods, devices and systems for one or both of two- or three-dimensional location of the disposition of a sensor coil in a subject including: an array of electromagnetic drive coil sets, each set having two or three dimensionally oriented drive coils; a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets; and, a system controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets, the energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils, or in triplets of x-y-z coils while measuring the response of the sensor coil; whereby the system uses the measurements of the responses of the sensor coil to calculate the location and orientation of the sensor coil relative to said drive coil sets.Type: GrantFiled: November 18, 2010Date of Patent: February 19, 2013Inventors: Robert D. Zellers, Peter E. Nelson, Charles W. Henry
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Publication number: 20120130229Abstract: Methods, devices and systems for one or both of two- or three-dimensional location of the disposition of a sensor coil in a subject including: an array of electromagnetic drive coil sets, each set having two or three dimensionally oriented drive coils; a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets; and, a system controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets, the energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils, or in triplets of x-y-z coils while measuring the response of the sensor coil; whereby the system uses the measurements of the responses of the sensor coil to calculate the location and orientation of the sensor coil relative to said drive coil sets.Type: ApplicationFiled: November 18, 2010Publication date: May 24, 2012Applicant: NOSTIX LLCInventors: Robert D. Zellers, Peter E. Nelson, Charles W. Henry
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Publication number: 20120130228Abstract: Methods, devices and systems for one or both of two- or three-dimensional location of the disposition of a sensor coil in a subject including: an array of electromagnetic drive coil sets, each set having two or three dimensionally oriented drive coils; a sensor coil being electromagnetically communicative with the array of electromagnetic drive coil sets; and, a system controller communicative with and adapted to energize one or more of the electromagnetic coils in the array of electromagnetic drive coil sets, the energizing of the one or more of the electromagnetic coils including one or more of energizing the coils singly, or in pairs of x-y and y-z or x-z coils, or in triplets of x-y-z coils while measuring the response of the sensor coil; whereby the system uses the measurements of the responses of the sensor coil to calculate the location and orientation of the sensor coil relative to said drive coil sets.Type: ApplicationFiled: November 18, 2010Publication date: May 24, 2012Applicant: NOSTIX LLCInventors: Robert D. Zellers, Peter E. Nelson, Charles W. Henry
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Patent number: 5440466Abstract: A retrofit unit for a fluorescent lighting fixture having a housing with an open face and a method for installing same. The retrofit unit includes a reflector plate for covering the open face of the housing and brackets for attaching the reflector plate to the housing. The reflector plate has slots formed therein which cooperate with the brackets for adjusting the reflector plate to fit the housing. At least one of the brackets acts as a hinge allowing the reflector plate to rotate away from the open face of the housing. The method includes providing the reflector plate and brackets, as well as inserting a bracket in a slot, adjusting the brackets relative to the slots, and adjusting fasteners relative to the brackets.Type: GrantFiled: February 7, 1994Date of Patent: August 8, 1995Assignee: Holophane Lighting, Inc.Inventors: William W. Belisle, Robert A. Catone, John C. McCartney, Robert D. Zeller
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Patent number: 4719540Abstract: A unitized electrical component mounting device and no more than three fasteners quickly secures a capacitor, a starter and a ballast in their preferred positions within a housing. Versatility is provided by providing for detachable appendages of different sizes for securing ballasts of different sizes in place within the housing.Type: GrantFiled: July 15, 1986Date of Patent: January 12, 1988Assignee: Manville CorporationInventors: Mark San George, Robert L. Ewing, Mark A. Rhodes, Robert D. Zeller
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Patent number: 4214590Abstract: A method and apparatus for processing and displaying ECG waveforms and the like is comprised of a playback circuit to demodulate FM and digital signals for transcription on an endless paper loop in a series of straight lines or traces. A paper loop drive unit is capable of handling and advancing the endless loop continuously past one or more scribing pens which are offset in succession to produce a predetermined number of traces in parallel rows across the length of the loop with time segment markings closely correlated with the information recorded.Type: GrantFiled: November 28, 1977Date of Patent: July 29, 1980Assignee: International Medical CorporationInventors: Charles M. Patnoi, Daniel Cooper, Robert D. Zellers
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Patent number: D383866Type: GrantFiled: May 3, 1996Date of Patent: September 16, 1997Assignee: Holophane CorporationInventors: Bonnie J. Brohard, Herbert A. Fouke, Robert D. Zeller, Peter A. Koloski