Patents by Inventor Richard W. Brotzman
Richard W. Brotzman 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).
-
Patent number: 10976474Abstract: In implementations of anti-static lens coatings, a device lens comprises an anti-static material disposed on an exterior of the device lens. A hard coat material is disposed as a layer over the anti-static material, where the anti-static material is effective to prevent static build-up on the layer of the hard coat material. The anti-static material can include a first surface treatment disposed on the anti-static material, where the first surface treatment binds the anti-static material to the device lens. The anti-static material can also include a second surface treatment disposed on the anti-static material, where the second surface treatment binds the anti-static material to the hard coat material.Type: GrantFiled: November 6, 2017Date of Patent: April 13, 2021Assignee: Motorola Mobility LLCInventors: Richard W. Brotzman, Jr., Deborah M. Paskiewicz
-
Patent number: 10802546Abstract: In implementations of device component exposure protection, a computing device includes device components enclosed within a housing. The device components are assembled within the housing and enclosed within the housing upon completion of assembly of the computing device. The computing device further includes a protective material contained within the housing, which fills void spaces around the device components. The protective material prevents exposure of the device components to external matter that the computing device is exposed to upon completion of the assembly.Type: GrantFiled: July 22, 2019Date of Patent: October 13, 2020Assignee: Motorola Mobility LLCInventors: Richard W. Brotzman, Jr., Deborah M. Paskiewicz
-
Publication number: 20200012321Abstract: In implementations of device component exposure protection, a computing device includes device components enclosed within a housing. The device components are assembled within the housing and enclosed within the housing upon completion of assembly of the computing device. The computing device further includes a protective material contained within the housing, which fills void spaces around the device components. The protective material prevents exposure of the device components to external matter that the computing device is exposed to upon completion of the assembly.Type: ApplicationFiled: July 22, 2019Publication date: January 9, 2020Applicant: Motorola Mobility LLCInventors: Richard W. Brotzman, JR., Deborah M. Paskiewicz
-
Patent number: 10510985Abstract: A dispersion comprised of at least 49 wt % of additive particles, a polymerizable monomer, a dispersant and a solvent. Upon polymerization the dispersion forms a hard coat with a haze of at most 0.5% and a transmission of at least 90%. A hard coat comprises at least 49 wt % of additive particles dispersed in a polymer. A method of making a hard coat comprises forming a dispersion, applying the dispersion to one side of a substrate, and polymerizing the dispersion. The hard coat has a haze of at most 0.5% and a transmission of at least 90%.Type: GrantFiled: June 14, 2016Date of Patent: December 17, 2019Assignee: MOTOROLA MOBILITY LLCInventors: Richard W Brotzman, Ernest Sirois, Daniel Thorstenson
-
Patent number: 10457836Abstract: A polysiloxane film comprises Si—O bonds and has a thickness of 0.3 to 1.5 microns. Adjacent electrodes coated with the polysiloxane film have a leakage current of at most 0.01 mA at 10 V after contact with water. An electrode coated with the polysiloxane film has a contact resistance of at least 0.01 ohms at 1.0 mm of pogo pin compression under a 1.0 N load. The polysiloxane film provides IPx7 protection from ingress of water.Type: GrantFiled: February 13, 2018Date of Patent: October 29, 2019Assignee: MOTOROLA MOBILITY LLCInventors: Richard W. Brotzman, Ernest Sirois, Deborah Paskiewicz
-
Patent number: 10359812Abstract: In implementations of device component exposure protection, a computing device includes device components enclosed within a housing. The device components are assembled within the housing and enclosed within the housing upon completion of assembly of the computing device. The computing device further includes a protective material contained within the housing, which fills void spaces around the device components. The protective material prevents exposure of the device components to external matter that the computing device is exposed to upon completion of the assembly.Type: GrantFiled: December 12, 2017Date of Patent: July 23, 2019Assignee: Motorola Mobility LLCInventors: Richard W. Brotzman, Jr., Deborah M. Paskiewicz
-
Patent number: 10351729Abstract: A polysiloxane film comprises Si—O bonds and has a thickness of 0.3 to 1.5 microns. Adjacent electrodes coated with the polysiloxane film have a leakage current of at most 0.01 mA at 10 V after contact with water. An electrode coated with the polysiloxane film has a contact resistance of at least 0.01 ohms at 1.0 mm of pogo pin compression under a 1.0 N load. The polysiloxane film provides IPx7 protection from ingress of water.Type: GrantFiled: March 3, 2016Date of Patent: July 16, 2019Assignee: MOTOROLA MOBILITY LLCInventors: Richard W Brotzman, Ernest Sirois, Deborah Paskiewicz
-
Publication number: 20190179374Abstract: In implementations of device component exposure protection, a computing device includes device components enclosed within a housing. The device components are assembled within the housing and enclosed within the housing upon completion of assembly of the computing device. The computing device further includes a protective material contained within the housing, which fills void spaces around the device components. The protective material prevents exposure of the device components to external matter that the computing device is exposed to upon completion of the assembly.Type: ApplicationFiled: December 12, 2017Publication date: June 13, 2019Applicant: Motorola Mobility LLCInventors: Richard W. Brotzman, JR., Deborah M. Paskiewicz
-
Publication number: 20190137663Abstract: In implementations of anti-static lens coatings, a device lens comprises an anti-static material disposed on an exterior of the device lens. A hard coat material is disposed as a layer over the anti-static material, where the anti-static material is effective to prevent static build-up on the layer of the hard coat material. The anti-static material can include a first surface treatment disposed on the anti-static material, where the first surface treatment binds the anti-static material to the device lens. The anti-static material can also include a second surface treatment disposed on the anti-static material, where the second surface treatment binds the anti-static material to the hard coat material.Type: ApplicationFiled: November 6, 2017Publication date: May 9, 2019Applicant: Motorola Mobility LLCInventors: Richard W. Brotzman, Jr., Deborah M. Paskiewicz
-
Patent number: 10212825Abstract: A method of forming a polysiloxane film on a substrate comprises polymerizing a siloxane monomer in a reaction chamber containing the substrate. The polymerization is catalyzed by a 30-60 W radio frequency plasma, the pressure in the reaction chamber during the polymerization is 100-400 mTorr, the residence time of the siloxane monomer in the reaction chamber is 5-120 minutes, the siloxane monomer is heated to 30-200° C. before entering the reaction chamber, and the polymerization is carried out at a temperature of 30-100° C.Type: GrantFiled: March 3, 2016Date of Patent: February 19, 2019Assignee: Motorola Mobility LLCInventors: Richard W Brotzman, Ernest Sirois, Deborah Paskiewicz
-
Patent number: 10022676Abstract: The invention provides a membrane comprising tubes extending through a polymer, wherein substantially all of the tubes are parallel with each other. Also provided is a method for producing a membrane, the method comprising: placing tubes on a substrate, subjecting the tubes to a magnetic field for a time and at a magnetic field strength to cause the tubes to align parallel with each other while simultaneously causing depending ends of the tubes to embed within the substrate; applying polymer to the tubes and substrate in an amount to affix the tubes relative to each other and relative to the substrate, and applying an etchant that cleaves a specific type of the bonds within the polymer to unblock the upstream ends of the nanotubes.Type: GrantFiled: January 19, 2016Date of Patent: July 17, 2018Assignee: UCHICAGO ARGONNE, LLCInventors: Xing Chen, Patricia Ignacio-De Leon, Emily Jane Rabe, Meltem Urgun-Demirtas, Richard W. Brotzman
-
Publication number: 20180171176Abstract: A polysiloxane film comprises Si—O bonds and has a thickness of 0.3 to 1.5 microns. Adjacent electrodes coated with the polysiloxane film have a leakage current of at most 0.01 mA at 10 V after contact with water. An electrode coated with the polysiloxane film has a contact resistance of at least 0.01 ohms at 1.0 mm of pogo pin compression under a 1.0 N load. The polysiloxane film provides IPx7 protection from ingress of water.Type: ApplicationFiled: February 13, 2018Publication date: June 21, 2018Inventors: Richard W. Brotzman, Ernest Sirois, Deborah Paskiewicz
-
Publication number: 20170358771Abstract: A dispersion comprised of at least 49 wt % of additive particles, a polymerizable monomer, a dispersant and a solvent. Upon polymerization the dispersion forms a hard coat with a haze of at most 0.5% and a transmission of at least 90%. A hard coat comprises at least 49 wt % of additive particles dispersed in a polymer. A method of making a hard coat comprises forming a dispersion, applying the dispersion to one side of a substrate, and polymerizing the dispersion. The hard coat has a haze of at most 0.5% and a transmission of at least 90%.Type: ApplicationFiled: June 14, 2016Publication date: December 14, 2017Inventors: Richard W. Brotzman, Ernest Sirois, Daniel Thorstenson
-
Publication number: 20170257950Abstract: A method of forming a polysiloxane film on a substrate comprises polymerizing a siloxane monomer in a reaction chamber containing the substrate. The polymerization is catalyzed by a 30-60 W radio frequency plasma, the pressure in the reaction chamber during the polymerization is 100-400 mTorr, the residence time of the siloxane monomer in the reaction chamber is 5-120 minutes, the siloxane monomer is heated to 30-200° C. before entering the reaction chamber, and the polymerization is carried out at a temperature of 30-100° C.Type: ApplicationFiled: March 3, 2016Publication date: September 7, 2017Inventors: Richard W. Brotzman, Ernest Sirois, Deborah Paskiewicz
-
Publication number: 20170253765Abstract: A polysiloxane film comprises Si—O bonds and has a thickness of 0.3 to 1.5 microns. Adjacent electrodes coated with the polysiloxane film have a leakage current of at most 0.01 mA at 10 V after contact with water. An electrode coated with the polysiloxane film has a contact resistance of at least 0.01 ohms at 1.0 mm of pogo pin compression under a 1.0 N load. The polysiloxane film provides IPx7 protection from ingress of water.Type: ApplicationFiled: March 3, 2016Publication date: September 7, 2017Inventors: Richard W. Brotzman, Ernest Sirois, Deborah Paskiewicz
-
Publication number: 20170203256Abstract: The invention provides a membrane comprising tubes extending through a polymer, wherein substantially all of the tubes are parallel with each other. Also provided is a method for producing a membrane, the method comprising: placing tubes on a substrate, subjecting the tubes to a magnetic field for a time and at a magnetic field strength to cause the tubes to align parallel with each other while simultaneously causing depending ends of the tubes to embed within the substrate; applying polymer to the tubes and substrate in an amount to affix the tubes relative to each other and relative to the substrate, and applying an etchant that cleaves a specific type of the bonds within the polymer to unblock the upstream ends of the nanotubes.Type: ApplicationFiled: January 19, 2016Publication date: July 20, 2017Applicant: UCHICAGO ARGONNE, LLCInventors: Xing CHEN, Patricia IGNACIO-DE LEON, Emily Jane RABE, Meltem URGUN-DEMIRTAS, Richard W. Brotzman
-
Patent number: 9409148Abstract: A particulate magnetic nanostructured solid sorbent (MNSS) material is described herein. The particles of the MNSS comprise a plurality of tethered nanoparticles. The nanoparticles are tethered together by substantially linear hydrocarbon chains, a poly(alkylene oxide) chains, or a combination thereof connecting the nanoparticles in a three-dimensional elastic network with the nanoparticles as junctions of the network having junction functionality of about 2.1 to about 6. The surfaces of at least some of the nanoparticles comprise a polymerized siloxane bearing at least one sorption-aiding substituent selected from a hydrophilic group and a lipophilic group. The plurality of nanoparticles is made up of superparamagnetic nanoparticles or a combination of superparamagnetic and non-magnetic nanoparticles. The individual superparamagnetic nanoparticles comprise a passivating metal oxide coating around a core comprising at least one nanocrystalline metal or alloy having ferromagnetic or ferrimagnetic properties.Type: GrantFiled: August 8, 2013Date of Patent: August 9, 2016Assignee: UCHICAGO ARGONNE, LLCInventors: YuPo J. Lin, Richard W. Brotzman, Seth W. Snyder
-
Publication number: 20150041400Abstract: A particulate magnetic nanostructured solid sorbent (MNSS) material is described herein. The particles of the MNSS comprise a plurality of tethered nanoparticles. The nanoparticles are tethered together by substantially linear hydrocarbon chains, a poly(alkylene oxide) chains, or a combination thereof connecting the nanoparticles in a three-dimensional elastic network with the nanoparticles as junctions of the network having junction functionality of about 2.1 to about 6. The surfaces of at least some of the nanoparticles comprise a polymerized siloxane bearing at least one sorption-aiding substituent selected from a hydrophilic group and a lipophilic group. The plurality of nanoparticles is made up of superparamagnetic nanoparticles or a combination of superparamagnetic and non-magnetic nanoparticles. The individual superparamagnetic nanoparticles comprise a passivating metal oxide coating around a core comprising at least one nanocrystalline metal or alloy having ferromagnetic or ferrimagnetic properties.Type: ApplicationFiled: August 8, 2013Publication date: February 12, 2015Inventors: YuPo J. LIN, Richard W. BROTZMAN, Seth W. SNYDER
-
Patent number: 7303819Abstract: A surface treated particle comprising a plurality of inorganic, metallic, semi-metallic, and/or metallic oxide particles and a star-graft copolymer with looped and/or linear polymeric structure on a star-graft copolymer, obtainable by a heterogeneous polymerization reaction in the particle surface proximity, encapsulating at least a portion of said particles and a method for making the same. The surface treatment comprises: Si (w, x, y, z), where: w, x, y, and z are mole percent tetrafunctional, trifunctional, difunctional, and monofunctional monomeric units, respectively. Product(s) per se, defined as surface treated ZnO and/or TiO2, and the use of the product(s) per se in personal care formulations are excluded.Type: GrantFiled: March 9, 2005Date of Patent: December 4, 2007Assignee: Nanophase Technologies CorporationInventor: Richard W. Brotzman, Jr.
-
Patent number: 7182938Abstract: The present invention relates to the formation of surface treated zinc oxide and titania particles, and in particular zinc oxide and titania nanoparticles, with a siloxane star-graft copolymer coating, comprising a looped and/or linear polymeric structure on a star-graft copolymer coating, on a particle surface to control the interfacial surface interactions between the particle and the oil phase of the cosmetic skin formulation.Type: GrantFiled: March 9, 2005Date of Patent: February 27, 2007Assignee: BASF AktiengesellschaftInventors: Valerie Andre, Richard W. Brotzman, Jr.