Patents by Inventor William Risen
William Risen 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: 9670351Abstract: A flexible tubing material includes a radiation crosslinked blend of a first elastomeric polymer including a styrenic thermoplastic elastomer, an ethylene vinyl acetate elastomer, a polylefin elastomer with a second elastomeric polymer including a polyolefin elastomer, a diene elastomer, or combination thereof, with the proviso that the first elastomeric polymer and the second elastomeric polymer are different. In an embodiment, a method of making a material includes providing the first elastomeric polymer, providing the second elastomeric polymer, blending the first elastomeric polymer and the second elastomeric polymer, extruding or injection molding the blend, and crosslinking the blend with radiation.Type: GrantFiled: August 5, 2015Date of Patent: June 6, 2017Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Sridhar K. Siddhamalli, Zhizhong Liu, Mark W. Simon, Charles S. Golub, Heidi Lennon, Wayne E. Garver, Mark F. Colton, Robert L. Wells, Michael J. Tzivanis, William Risen, Nathan Klettlinger
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Publication number: 20150337126Abstract: A flexible tubing material includes a radiation crosslinked blend of a first elastomeric polymer including a styrenic thermoplastic elastomer, an ethylene vinyl acetate elastomer, a polylefin elastomer with a second elastomeric polymer including a polyolefin elastomer, a diene elastomer, or combination thereof, with the proviso that the first elastomeric polymer and the second elastomeric polymer are different. In an embodiment, a method of making a material includes providing the first elastomeric polymer, providing the second elastomeric polymer, blending the first elastomeric polymer and the second elastomeric polymer, extruding or injection molding the blend, and crosslinking the blend with radiation.Type: ApplicationFiled: August 5, 2015Publication date: November 26, 2015Inventors: Sridhar K. Siddhamalli, Zhizhong Liu, Mark W. Simon, Charles S. Golub, Heidi Lennon, Wayne E. Garver, Mark F. Colton, Robert L. Wells, Gerald L. Stadt, Michael J. Tzivanis, William Risen, Nathan Klettlinger
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Patent number: 8956706Abstract: A flexible tubing material includes a radiation crosslinked blend of a first elastomeric polymer including a styrenic thermoplastic elastomer, an ethylene vinyl acetate elastomer, a polyolefin elastomer with a second elastomeric polymer including a polyolefin elastomer, a diene elastomer, or combination thereof, with the proviso that the first elastomeric polymer and the second elastomeric polymer are different. In an embodiment, a method of making a material includes providing the first elastomeric polymer, providing the second elastomeric polymer, blending the first elastomeric polymer and the second elastomeric polymer, extruding or injection molding the blend, and crosslinking the blend with radiation.Type: GrantFiled: December 29, 2010Date of Patent: February 17, 2015Assignee: Saint-Gobain Performance Plastics CorporationInventors: Sridhar Krishnamurthi Siddhamalli, Zhizhong Liu, Mark W. Simon, Charles S. Golub, Heidi Sardinha, Wayne Edward Garver, Mark F. Colton, Robert L. Wells, Gerald L. Stadt, Michael J. Tzivanis, William Risen, Nathan Klettlinger
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Publication number: 20110241262Abstract: A flexible tubing material includes a radiation crosslinked blend of a first elastomeric polymer including a styrenic thermoplastic elastomer, an ethylene vinyl acetate elastomer, a polyolefin elastomer with a second elastomeric polymer including a polyolefin elastomer, a diene elastomer, or combination thereof, with the proviso that the first elastomeric polymer and the second elastomeric polymer are different. In an embodiment, a method of making a material includes providing the first elastomeric polymer, providing the second elastomeric polymer, blending the first elastomeric polymer and the second elastomeric polymer, extruding or injection molding the blend, and crosslinking the blend with radiation.Type: ApplicationFiled: December 29, 2010Publication date: October 6, 2011Applicant: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATIONInventors: Sridhar K. Siddhamalli, Zhizhong Liu, Mark W. Simon, Charles S. Golub, Heidi Sardinha, Wayne E. Garver, Mark F. Colton, Robert L. Wells, Gerald L. Stadt, Michael J. Tzivanis, William Risen, Nathan Klettlinger
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Publication number: 20080096692Abstract: Disclosed herein is a multi-layer golf ball having a soft outer cover. The golf ball has an inner cover layer with a Shore D hardness of 60 or more, and an outer cover with a Shore D hardness of 55 or less, and more preferably 50 or less. In a particularly preferred form of the invention, the outer cover comprises one or more polyurethane materials. The golf ball of the invention has exceptionally soft feel and high spin rates on short shots of 80 yards or less, and particularly, 40 yards or less, while maintaining good distance and average spin on full shots.Type: ApplicationFiled: October 18, 2007Publication date: April 24, 2008Applicant: CALLAWAY GOLF COMPANYInventors: THOMAS KENNEDY, MICHAEL TZIVANIS, VIKTOR KELLER, WILLIAM RISEN, MARK BINETTE, JOHN NEALON
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Patent number: 7037366Abstract: New aerogels are disclosed which comprise silica, at least one organic polymer having polar functional groups, and at least one metal ion. Also disclosed are methods for making such aerogels. The present invention further concerns printable objects comprising these aerogels, specifically when the print media are imaged by the absorption of liquid and the spatial localization of pigments or dyes.Type: GrantFiled: March 31, 2003Date of Patent: May 2, 2006Assignee: Brown University Research FoundationInventors: William Risen, Shuang Ji, Xiangjun Hu, Ruiyun Zhang
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Publication number: 20060054487Abstract: Transparent monolithic aerogels based on silica, the bioderived polymer chitosan, and coordinated ions are employed to serve as a three-dimensional scaffold decorated with metal ions such as Au, Pt and Pd ions. It has also been found that the metal aerogels, such as Au(III) aerogels, can be imaged photolytically to produce nanoparticles.Type: ApplicationFiled: November 26, 2004Publication date: March 16, 2006Inventors: William Risen, Xipeng Liu, Chunhua Yao, Yu Zhu
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Publication number: 20060030666Abstract: The invention relates to blends of improved polyurethane ionomers with other polymers and methods for making the same. It was found that the blends of polyurethane anionomers obtained by using the method of the invention had improved physical properties than those made by conventional methods.Type: ApplicationFiled: September 27, 2005Publication date: February 9, 2006Inventors: William Risen, Mingzhe Wang
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Publication number: 20060031088Abstract: Disclosed herein is a method of providing protection against an unexpected change in value of an intellectual property asset, which includes: (a). obtaining a description of at least one intellectual property asset of a first party, (b). determining a value of the at least one intellectual property asset, (c). determining a cost of providing compensation for an unexpected change in value of the at least one intellectual property asset, and (d). offering to provide compensation for at least a portion of any unexpected change in value of the at least one intellectual property asset to a person with an interest in the first party. A corresponding data processing system, insurance proposal form and computer-generated insurance policy form also are disclosed. The method, system and forms of the invention can be used, for example, as part of a “due diligence” analysis in the context of the purchase and/or sale of intellectual property assets.Type: ApplicationFiled: October 11, 2005Publication date: February 9, 2006Inventors: William Risen, Diane Covello
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Publication number: 20050261086Abstract: The present invention is directed to a golf ball comprising a dual core component, an inner cover layer and an outer cover layer. The dual core comprises an interior spherical center component formed from a thermoset material, a thermoplastic material, or combinations thereof. The dual core also comprises a core layer disposed about the center component, formed from a thermoset material, a thermoplastic material, or combinations thereof. The one or more polyurethane layers are preferably formed via a reaction injection molding (RIM) technique. The inner cover layer is relatively soft and preferably comprises an ionomer or ionomer blend. The outer cover layer is relatively hard and comprises a hard polyurethane. The resulting multi-layered golf ball of the present invention provides for enhanced distance without sacrificing playability or durability when compared to known multi-layer golf balls.Type: ApplicationFiled: June 13, 2005Publication date: November 24, 2005Inventors: Michael Sullivan, R. Nesbitt, Thomas Kennedy, Michael Tzivanis, Mark Binette, Viktor Keller, William Risen
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Publication number: 20050250602Abstract: Disclosed herein is a golf ball comprising fast-chemical-reaction-produced component, such as a component which comprises a reaction injection molded polyurethane material. A process of making a golf ball by forming at least one core and/or cover component of the ball by mixing two or more reactants that react and form a reaction product with a flex modulus of 5-310 kpsi in a reaction time of about 5 minutes or less, the component having a thickness of at least 0.01 inches and a demold time of 10 minutes or less is disclosed. In one preferred form of the invention, excess polyurethane from forming golf ball covers is recycled by using it to form golf ball cores.Type: ApplicationFiled: June 13, 2005Publication date: November 10, 2005Inventors: Thomas Kennedy, Michael Tzivanis, Viktor Keller, William Risen
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Publication number: 20050181252Abstract: Modified ion-conducting membranes (10), and a method for making the same, which increases the membrane (10) surface area, and, optionally, incorporates mono- and multi-metal ion-containing catalysts for both fuel consumption catalysis in fuel cells as well as catalysis of reactions to ameliorate the effects of CO and other impurities in fuel cells. The membranes (10) modified by these methods can fin application in catalysis and transport applications.Type: ApplicationFiled: July 15, 2002Publication date: August 18, 2005Applicant: Brown University Research FoundationInventors: William Risen, Pu Zhang
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Publication number: 20050176524Abstract: The present invention is directed to a golf ball comprising a dual core component, an inner cover layer and an outer cover layer. The dual core comprises an interior spherical center component formed from a thermoset material, a thermoplastic material, or combinations thereof. The dual core also comprises a core layer disposed about the center component, formed from a thermoset material, a thermoplastic material, or combinations thereof. The one or more polyurethane layers are preferably formed via a reaction injection molding (RIM) technique. The inner cover layer is relatively soft and preferably comprises an ionomer or ionomer blend. The outer cover layer is relatively hard and comprises a hard polyurethane. The resulting multi-layered golf ball of the present invention provides for enhanced distance without sacrificing playability or durability when compared to known multi-layer golf balls.Type: ApplicationFiled: March 29, 2005Publication date: August 11, 2005Inventors: Michael Sullivan, R. Nesbitt, Thomas Kennedy, Michael Tzivanis, Mark Binette, Viktor Keller, William Risen
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Publication number: 20050133960Abstract: Disclosed herein is a golf ball comprising fast-chemical-reaction-produced component, such as a component which comprises a reaction injection molded polyurethane material. A process of making a golf ball by forming at least one core and/or cover component of the ball by mixing two or more reactants that react and form a reaction product with a flex modulus of 5-310 kpsi in a reaction time of about 5 minutes or less, the component having a thickness of at least 0.01 inches and a demold time of 10 minutes or less is disclosed. In one preferred form of the invention, excess polyurethane from forming golf ball covers is recycled by using it to form golf ball cores.Type: ApplicationFiled: February 11, 2005Publication date: June 23, 2005Inventors: Viktor Keller, Thomas Kennedy, William Risen
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Patent number: 6905424Abstract: Disclosed herein is a golf ball comprising one or more fast-chemical-reaction-produced components, such as a component which comprises a reaction injection molded polyurethane material. A process of making a golf ball by forming at least one core and/or cover component of the ball by mixing two or more reactants that react and form a reaction product with a flex modulus of 1 to 310 kpsi, with a setting time of about 30 seconds or less, the component having a thickness of at least 0.01 inches and a mold release time of 2 minutes or less is also disclosed. In one preferred form of the invention, excess polyurethane from forming golf ball covers is recycled by using it to form golf ball cores.Type: GrantFiled: June 8, 2001Date of Patent: June 14, 2005Assignee: Callaway Golf CompanyInventors: Thomas J. Kennedy, III, Michael John Tzivanis, Viktor Keller, William Risen
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Publication number: 20050100686Abstract: An improved ink-jet printable heat-transfer medium comprising a base substrate having a surface coated with a hot-melt layer and an ink-receptive layer is provided. The ink-receptive layer comprises: i) non-polymeric organic particles that are a reaction product of a diamine and two molecules, each molecule having at least one carboxylic acid group and at least five carbon atoms, ii) thermoplastic polymer particles, and iii) a thermoplastic film-forming binder. The heat-transfer paper can produce printed images having improved color quality, hand, and wash-durability on a variety of fabric materials.Type: ApplicationFiled: December 21, 2004Publication date: May 12, 2005Inventors: Zhong Xu, Robert Conforti, William Risen
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Patent number: 6855073Abstract: Disclosed herein is a golf ball comprising fast-chemical-reaction-produced component, such as a component which comprises a reaction injection molded polyurethane material. A process of making a golf ball by forming at least one core and/or cover component of the ball by mixing two or more reactants that react and form a reaction product with a flex modulus of 5-310 kpsi in a reaction time of about 5 minutes or less, the component having a thickness of at least 0.01 inches and a demold time of 10 minutes or less is disclosed. In one preferred form of the invention, excess polyurethane from forming golf ball covers is recycled by using it to form golf ball cores.Type: GrantFiled: March 18, 1998Date of Patent: February 15, 2005Assignee: Callaway Golf CompanyInventors: Viktor Keller, Thomas Kennedy, William Risen
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Patent number: 6290614Abstract: Disclosed herein is a golf ball comprising one or more fast-chemical-reaction-produced components, such as a component which comprises a reaction injection molded polyurethane material. A process of making a golf ball by forming at least one core and/or cover component of the ball by mixing two or more reactants that react and form a reaction product with a flex modulus of 1 to 310 kpsi, with a setting time of about 30 seconds or less, the component having a thickness of at least 0.01 inches and a mold release time of 2 minutes or less is also disclosed. In one preferred form of the invention, excess polyurethane from forming golf ball covers is recycled by using it to form golf ball cores.Type: GrantFiled: October 1, 1999Date of Patent: September 18, 2001Assignee: Spalding Sports Worldwide, Inc.Inventors: Thomas J. Kennedy, III, Michael John Tzivanis, Viktor Keller, William Risen
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Patent number: 6083119Abstract: A golf ball, comprising:a core;an inner cover layer formed over the core, the inner cover layer having a Shore D hardness of at least 60 as measured on the curved surface thereof, andan outer cover layer formed over the inner cover layer, the outer cover layer having a Shore D hardness of no more than 53 as measured on the curved surface thereof,at least one of the inner and outer cover layers comprising at least one member selected from the group consisting of polycarbonates, reaction-injection-molded polyurethanes, and styrene-butadiene elastomers,the golf ball having a PGA compression of 100 or less and a coefficient of restitution of at least 0.750.Type: GrantFiled: March 18, 1998Date of Patent: July 4, 2000Assignee: Spalding Sports Worldwide, Inc.Inventors: Michael J. Sullivan, Viktor Keller, Thomas Kennedy, John Neill, William Risen