Patents by Inventor Mahmut Aksit
Mahmut Aksit 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: 20230134622Abstract: A method of applying a two-part dental sealant is described comprising providing a syringe device (1) comprising a cartridge (10) including first and second chamber. The first chamber contains a first part of a dental sealant comprising a (meth)acrylate resin and an oxidizing curing agent. The second chamber contains a second part of a dental sealant comprising a (meth)acrylate resin and a reducing curing agent that reacts with the oxidizing curing agent of the first chamber. The first and/or second part of the dental sealant further comprise a single component or multiple components that neutralize acid and promote remineralization. The syringe device comprises a dispensing nozzle (17) comprising a static mixer and an outlet at one end of the cartridge and a plunger (20) at the opposing end of the cartridge. Also described is a kit for storing and applying the dental sealant is described.Type: ApplicationFiled: June 4, 2019Publication date: May 4, 2023Inventors: Randilynn B. Christensen, Kenton D. Budd, Afshin Falsafi, Mahmut Aksit, Jana Ninkovic, Jie J. Liu, Mark B. Agre, Masayuki Nakamura, Jason W. Bjork, Bradley D. Craig, Richard P. Rusin, Paul J. Homnick, Joel D. Oxman, Yizhong Wang, Paul R. Klaiber, Bill H. Dodge
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Patent number: 11338236Abstract: Systems and methods for monitoring the status of air filters are provided. One or more thermoelectric sensors are provided to have an upstream sensing surface positioned adjacent the inlet surface of the air filter, and a downstream sensing surface positioned adjacent the outlet surface of the air filter. Sensing circuitry are connected to the thermoelectric sensors, configured to receive signals from the thermoelectric sensors and process the signals to obtain status information of the air filter.Type: GrantFiled: April 19, 2018Date of Patent: May 24, 2022Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Jae Yong Lee, Mahmut Aksit, Ravi Palaniswamy, Antonny E. Flor, James F. Poch, Michael A. Meis, Alejandro Aldrin A. Narag, II, Siang Sin Foo, Donato G. Caraig
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Publication number: 20210228315Abstract: A hardenable (e.g. dental) compositions is described comprising an encapsulated material. The encapsulated material comprises a basic core material and an inorganic shell material having certain viscosity criteria. Also described are dispensing devices and kits are described comprising a hardenable (e.g. dental) composition comprising a liquid material and an encapsulated material wherein the encapsulated material comprises a basic core material and an inorganic shell material comprising a metal oxide surrounding the core. The dispensing devices and kits can facilitate the methods of applying the hardenable composition. The hardenable or hardened (e.g. cured) composition can provide various technical effects such as a delayed release of a basic core material, a delayed increase in basicity, promoting remineralization of a tooth or bone structure, and increasing the average alkaline phosphatase (ALP) activity of pulp cells. In some embodiments, the composition is a dental (e.g.Type: ApplicationFiled: June 5, 2019Publication date: July 29, 2021Inventors: Randilynn B. Christensen, Kenton D. Budd, Afshin Falsafi, Mahmut Aksit, Jana Ninkovic, Jie J. Liu, Mark B. Agre, Masayuki Nakamura, Jason W. Bjork, Bradley D. Craig, Richard P. Rusin, Paul J. Homnick, Joel D. Oxman, Yizhong Wang, Paul R. Klaiber
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Patent number: 11015114Abstract: Article comprising particles in an organic polymer matrix comprising a cured thiol-alkene resin having a Tg>20° C., wherein the particles comprise a composite core and a continuous nonmetallic inorganic coating covering the composite core, wherein the composite core comprises a nonmetallic inorganic matrix, ligands, and quantum dots, wherein the nonmetallic inorganic matrix is present in the composite core in an amount of up to 40 volume percent, and wherein the coating has an average thickness up to 5 micrometers. Exemplary articles described herein can be made for use in display applications such as films, LED caps, LED coatings, LED lenses, and light guides. Exemplary articles described herein can be made for use in nondisplay applications such as security applications where quantum dot phosphors are used to provide fluorescence at selected or tailored wavelengths. In such uses, the organic polymer matrix could be a label or a coating on a label, or other articles such as a card or tag.Type: GrantFiled: December 28, 2016Date of Patent: May 25, 2021Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Kenton D. Budd, Zai-Ming Qiu, Mahmut Aksit, Neeraj Sharma
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Patent number: 11015115Abstract: Article comprising composite particles in an organic polymer matrix comprising a cured thiol-alkene resin having a Tg>20° C., the composite particles comprising a hydrophobic nonmetallic inorganic matrix, ligands, and quantum dots, wherein the hydrophobic nonmetallic inorganic matrix is present in the composite particles in an amount of up to 40 volume percent. Exemplary articles described herein can be made for use for display applications such as films, LED caps, LED coatings, LED lenses, and light guides. Exemplary articles described herein can be made for use for non-display applications such as security applications where quantum dot phosphors are used to provide fluorescence at selected or tailored wavelengths. In such uses, the organic polymer matrix could be a label or a coating on a label, or other articles such as a card or tag.Type: GrantFiled: December 20, 2016Date of Patent: May 25, 2021Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Zai-Ming Qiu, Kenton D. Budd, Mahmut Aksit, Neeraj Sharma, Joseph M. Pieper
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Publication number: 20210098678Abstract: Flexible thermoelectric devices including a flexible heat management layer on the hot side thereof, and methods of making and using the same, are provided. The flexible heat management layer includes a water harvesting material configured to absorb water or moisture and dissipate heat by evaporation of the absorbed water or moisture. In some cases, the water harvesting material includes a mixture of a superabsorbent polymer (SAP) material and a metal-organic framework (MOF) material.Type: ApplicationFiled: December 20, 2018Publication date: April 1, 2021Inventors: Ravi Palaniswamy, Antonny E. Flor, HongQian Bao, Jaime L. Angeles, Jae Yong Lee, Mahmut Aksit
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Publication number: 20210087116Abstract: Plurality of nanocrystalline percent by volume crystalline ceramic oxide beads, wherein the nanocrystalline ceramic oxide beads have an average crystallite size up to 250 nm, wherein each bead collectively comprises, on a theoretical oxides basis, at least one of Al2O3, SiO2, TiO2, or ZrO2 at least 40 weight percent, and at least 1 weight percent of at least one of a transition metal oxide or at least one Bi2O3 or CeO2, based on the total weight of the nanocrystalline ceramic oxide beads, and are visibly dark and infrared transmissive. The beads are useful, for example, in pavement markings.Type: ApplicationFiled: July 19, 2018Publication date: March 25, 2021Inventors: Craig W. Lindsay, Susannah C. Clear, Kenton D. Budd, Mahmut Aksit, Thomas P. Hedblom
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Patent number: 10629321Abstract: A p-type transparent conductive oxide (TCO) mixed metal oxide material layer formed upon a substrate has a formula M1xM2yOz generally, CaxCoyOz more specifically, and Ca3Co4O9 most specifically. Embodiments provide that the p-type TCO mixed metal oxide material may be formed absent an epitaxial crystalline relationship with respect to the substrate while using a sol-gel synthesis method that uses a chelating polymer material and not a block copolymer material.Type: GrantFiled: April 9, 2015Date of Patent: April 21, 2020Assignee: CORNELL UNIVERSITYInventors: Mahmut Aksit, Richard D. Robinson
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Publication number: 20200112785Abstract: Acoustically active articles having a composition including a nano-structured metal oxide are provided. The nano-structured metal oxide has the formula M1xM2yOz, where M1 is selected from the group consisting of alkali metals, alkaline earth metals, and combinations thereof, M2 is a transition metal or post-transition metal, and M2 has an atomic number no greater than 78. The articles can lower a resonant frequency of a cavity by no less than 50 Hz when the cavity is filled with the article and the resonant frequency is in a range from about 50 Hz to about 1500 Hz.Type: ApplicationFiled: June 12, 2018Publication date: April 9, 2020Inventors: Mahmut Aksit, Fabian Stolzenburg
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Publication number: 20200054979Abstract: Systems and methods for monitoring the status of air filters are provided. One or more thermoelectric sensors are provided to have an upstream sensing surface positioned adjacent the inlet surface of the air filter, and a downstream sensing surface positioned adjacent the outlet surface of the air filter. Sensing circuitry are connected to the thermoelectric sensors, configured to receive signals from the thermoelectric sensors and process the signals to obtain status information of the air filter.Type: ApplicationFiled: April 19, 2018Publication date: February 20, 2020Inventors: Jae Yong Lee, Mahmut Aksit, Ravi Palaniswamy, Antonny E. Flor, James F. Poch, Michael A. Meis, Alejandro Aldrin A. Narag, II, Siang Sin Foo, Donato G. Caraig
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Publication number: 20190388355Abstract: A (e.g. hardenable dental) composition is described comprising (e.g. a first part comprising) an encapsulated material wherein the encapsulated material comprises a basic core material and an inorganic shell material comprising a metal oxide surrounding the core; and (e.g. a second part comprising) water or an acidic component. Also described is an encapsulated material (e.g. suitable for use in a biological carrier material) comprising a basic core material and an inorganic shell material comprising a metal oxide surrounding the core.Type: ApplicationFiled: November 30, 2017Publication date: December 26, 2019Inventors: Randilynn B. Christensen, Kenton D. Budd, Afshin Falsafi, Mahmut Aksit, Jana Ninkovic, Jie Liu, Mark B. Agre, Masayuki Nakamura, Jason W. Bjork, Bill H. Dodge
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Publication number: 20190371485Abstract: Nonlinear composite compositions comprise a dielectric matrix material and flakes of a mixed metal oxide having the formula M1xM2yOz dispersed in the dielectric matrix material. M1 is selected from the group consisting of alkali metals, alkaline earth metals, and combinations thereof. M2 is a transition metal or post-transition metal, wherein M2 has an atomic number no greater than 78. The number x is in the range 0.3?x?1, y is a number in the range 0.5?y?1.5, and z is a number selected such that the mixed metal oxide is electrically neutral, wherein the amount of flakes in the nonlinear composite composition is sufficient that the nonlinear composite composition has a nonlinear increasing conductivity in response to increasing electric field. Methods of making nonlinear composite compositions and articles including them are disclosed.Type: ApplicationFiled: November 27, 2017Publication date: December 5, 2019Inventors: Mahmut Aksit, Dipankar Ghosh
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Publication number: 20190345379Abstract: Article comprising particles in an organic polymer matrix comprising a cured thiol-alkene resin having a Tg>20° C., wherein the particles comprise a composite core and a continuous nonmetallic inorganic coating covering the composite core, wherein the composite core comprises a nonmetallic inorganic matrix, ligands, and quantum dots, wherein the nonmetallic inorganic matrix is present in the composite core in an amount of up to 40 volume percent, and wherein the coating has an average thickness up to 5 micrometers. Exemplary articles described herein can be made for use in display applications such as films, LED caps, LED coatings, LED lenses, and light guides. Exemplary articles described herein can be made for use in nondisplay applications such as security applications where quantum dot phosphors are used to provide fluorescence at selected or tailored wavelengths. In such uses, the organic polymer matrix could be a label or a coating on a label, or other articles such as a card or tag.Type: ApplicationFiled: December 28, 2016Publication date: November 14, 2019Inventors: Kenton D. BUDD, Zai-Ming QIU, Mahmut AKSIT, Neeraj SHARMA
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Publication number: 20190016952Abstract: Article comprising composite particles in an organic polymer matrix comprising a cured thiol-alkene resin having a Tg>20° C., the composite particles comprising a hydrophobic nonmetallic inorganic matrix, ligands, and quantum dots, wherein the hydrophobic nonmetallic inorganic matrix is present in the composite particles in an amount of up to 40 volume percent. Exemplary articles described herein can be made for use for display applications such as films, LED caps, LED coatings, LED lenses, and light guides. Exemplary articles described herein can be made for use for non-display applications such as security applications where quantum dot phosphors are used to provide fluorescence at selected or tailored wavelengths. In such uses, the organic polymer matrix could be a label or a coating on a label, or other articles such as a card or tag.Type: ApplicationFiled: December 20, 2016Publication date: January 17, 2019Inventors: Zai-Ming QIU, Kenton D. BUDD, Mahmut AKSIT, Neeraj SHARMA, Joseph M. PIEPER
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Publication number: 20180371313Abstract: Composite particles comprising quantum dot light emitters, a nonvolatile liquid ligand system, and hydrolyzed organometallic metal oxide precursor, wherein the quantum dot light emitters and the nonvolatile liquid ligand system are collectively present in the composite particles in an amount of at least 30 weight percent. Composite particles described herein are useful, for example, in films (e.g., remote phosphor diffuser films). Remote phosphor diffuser films are useful, for example, in LCD displays.Type: ApplicationFiled: December 28, 2016Publication date: December 27, 2018Inventors: Mahmut AKSIT, Kenton D. BUDD, Neeraj SHARMA
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Patent number: 10023793Abstract: A marker composition and a package using same. The marker composition can include retroreflective particles and a dispersion medium, the blending ratio of the retroreflective particles being from 50 to 90 mass % on the basis of the total marker composition.Type: GrantFiled: May 29, 2015Date of Patent: July 17, 2018Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Kenton D. Budd, Neeraj Sharma, Bill H. Dodge, Daimon K Heller, Michael A. Haase, Mahmut Aksit
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Publication number: 20170190965Abstract: Particles comprising a composite core and a continuous inorganic coating covering the composite core, wherein the composite core comprises a continuous non-metallic inorganic matrix, ligands, and quantum dots, wherein the matrix comprise up to 40 volume percent, and wherein the coating has an average thickness up to 5 micrometers; and method of making the particles. Particles described here are useful, for example, to make articles (e.g., film).Type: ApplicationFiled: May 29, 2015Publication date: July 6, 2017Inventors: Kenton D. BUDD, Neeraj SHARMA, Bill H. DODGE, Daimon K HELLER, Michael A. HAASE, Mahmut AKSIT
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Patent number: 9580307Abstract: A nanosheet comprises a single crystal mixed metal oxide M1xM2yO2 material composition that may comprise a single crystal NaxCoO2 material composition. The nanosheet may be prepared using a sequential process sequence that includes chelated mixed metal ion sol-gel mixture formation, autocombustion, isostatic pressing, electro kinetic demixing and calcination. This particular process sequence provides single crystal nanosheets having in-plane mutually perpendicular lateral sheet dimensions greater than about 10 microns by about 200 microns, and a thickness from about 5 to about 100 nanometers.Type: GrantFiled: June 7, 2012Date of Patent: February 28, 2017Assignee: CORNELL UNIVERSITYInventors: Mahmut Aksit, Richard D. Robinson
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Publication number: 20170025196Abstract: A p-type transparent conductive oxide (TCO) mixed metal oxide material layer formed upon a substrate has a formula M1xM2yOz generally, CaxCoyOz more specifically, and Ca3Co4O9 most specifically. Embodiments provide that the p-type TCO mixed metal oxide material may be formed absent an epitaxial crystalline relationship with respect to the substrate while using a sol-gel synthesis method that uses a chelating polymer material and not a block copolymer material.Type: ApplicationFiled: April 9, 2015Publication date: January 26, 2017Applicant: CORNELL UNIVERSITYInventors: Mahmut Aksit, Richard D. Robinson
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Publication number: 20060067815Abstract: A compliant seal assembly for a rotating machine is provided. The seal assembly includes a static member, a movable member and a biasing member. The static member is rigidly fixed to the machine at its fore and aft ends. The movable portion has a first sealing surface configured to seal against a rotating member and a rear surface, which may be exposed to a fluid pressure to urge the first sealing surface toward a sealing position with the rotating member. The static and the movable members further include sealing surfaces at their fore, aft and end faces to seal against leakage of gas between the static and the movable members. The biasing member is configured to support the movable member on the static member and to urge the movable member away from the sealing position so as to reduce force on the rotating member during contact of the rotating member with the first sealing surface of the movable member.Type: ApplicationFiled: September 30, 2004Publication date: March 30, 2006Inventors: Farshad Ghasripoor, Shorya Awtar, Norman Turnquist, Biao Fang, Carl Flecker, James Stegmaier, Glenn Nichols, James Przytulski, Kurt Brink, Richard Lykins, Jeffrey Thyssen, Mahmut Aksit