Patents Assigned to UES, Inc.
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Patent number: 11667999Abstract: A method for producing a case-hardened martensitic stainless steel article includes: providing an article comprised, at least in part, of a martensitic stainless steel, carburizing the article within a temperature range of 1625° F.-1680° F. (885° C.-916° C.), and then carbo-nitriding the article within a temperature range of 1575° F.-1625° F. (857° C.-885° C.). An article, such as a bearing ring, comprising such a case-hardened martensitic stainless steel is also disclosed.Type: GrantFiled: July 19, 2018Date of Patent: June 6, 2023Assignees: UES INC., MIDWEST THERMAL-VAC INC., AKTIEBOLAGET SKFInventors: Hitesh K. Trivedi, Frederick J. Otto, Timothy W. Piazza, Bryan A. McCoy, Rabi S. Bhattacharya
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Publication number: 20190353583Abstract: The invention relates to a portable material inspection device, with a light source, a polarizer, and an analyzer. The light source emits light through the polarizer to a material and the light reaches the analyzer. The angle or position of the incident emitted light, either polarized or unpolarized is freely adjustable. The inspection device may have an waterproof and dust resistant external shell and be relatively small, less than 7 inches by 5 inches by 2 inches.Type: ApplicationFiled: May 17, 2019Publication date: November 21, 2019Applicant: UES, Inc.Inventor: Jonathan Cherry
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Patent number: 10473558Abstract: An metallographic system comprising a programmable controller, a robotic arm, a specimen clamping or holding device, a sectioning saw, a mounting station, a polishing station, a specimen preparation station, and an analyzer for examining the specimen.Type: GrantFiled: November 4, 2016Date of Patent: November 12, 2019Assignee: UES, INC.Inventors: Umesha P. S. Adiga, Daylond J. Hooper, Nina Joshi, Daniel S. Banks, Murali K. Gorantla, Roland Adrian Hogendoorn, Elizabeth J. Jenkins, Robert F. Ondera
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Patent number: 10053763Abstract: A method for producing a case-hardened martensitic stainless steel article includes: providing an article comprised, at least in part, of a martensitic stainless steel, carburizing the article within a temperature range of 1625° F.-1680° F. (885° C.-916° C.), and then carbo-nitriding the article within a temperature range of 1575° F.-1625° F. (857° C.-885° C.). An article, such as a bearing ring, comprising such a case-hardened martensitic stainless steel is also disclosed.Type: GrantFiled: May 31, 2012Date of Patent: August 21, 2018Assignees: AKTIEBOLAGET SKF, MIDWEST THERMAL-VAC.INC., UES INC.Inventors: Hitesh K. Trivedi, Frederick J. Otto, Timothy W. Piazza, Bryan A. McCoy, Rabi S. Bhattacharya
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Publication number: 20180044604Abstract: A lubricant formulation. The lubricant formulation includes a polyol-based base lubricant, an ionic liquid, and an organic nanoparticle. The ionic liquid is selected from the group consisting of trihexyltetradecylphosphonium bis(2-ethylhexyl) phosphate, trihexyl(tetradecyl)phosphonium bis-2,4,4-(trimethylpentyl)phosphinate, and trihexyl(tetradecyl)phosphonium bis(trifluoromethylsulfonyl)imide, or a combination thereof. The organic nanoparticle has a median particle size less than about 200 nm. The organic nanoparticle forms about 0.01 to about 5% by weight of the lubricant formulation. The ionic liquid forms about 0.5 to about 10% by weight of the lubricant formulation.Type: ApplicationFiled: October 23, 2017Publication date: February 15, 2018Applicant: UES, Inc.Inventor: Amarendra K. RAI
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Publication number: 20170074755Abstract: An metallographic system comprising a programmable controller, a robotic arm, a specimen clamping or holding device, a sectioning saw, a mounting station, a polishing station, a specimen preparation station, and an analyzer for examining the specimen.Type: ApplicationFiled: November 4, 2016Publication date: March 16, 2017Applicant: UES, Inc.Inventors: Umesha P.S. Adiga, Daylond J. Hooper, Nina Joshi, Daniel S. Banks, Murali K. Gorantla, Roland Adran Hogendoorn, Elizabeth J. Jenkins, Robert F. Ondera
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Patent number: 9528915Abstract: An metallographic system comprising a programmable controller, a robotic arm, a specimen clamping or holding device, a sectioning saw, a mounting station, a polishing station, a specimen preparation station, and an analyzer for examining the specimen.Type: GrantFiled: November 11, 2013Date of Patent: December 27, 2016Assignee: UES, INC.Inventors: Umesha P. S. Adiga, Daylond J. Hooper, Nina Joshi, Daniel S. Banks, Murali K. Gorantla
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Publication number: 20160160148Abstract: A lubricant formulation. The lubricant formulation includes a polyol-based base lubricant, an ionic liquid, and an organic nanoparticle. The ionic liquid is selected from the group consisting of trihexyltetradecylphosphonium bis(2-ethylhexyl)phosphate, trihexyl(tetradecyl)phosphonium bis-2,4,4-(trimethylpentyl)phosphinate, and trihexyl(tetradecyl)phosphonium bis(trifluoromethylsulfonyl)imide, or a combination thereof. The organic nanoparticle has a median particle size less than about 200 nm. The organic nanoparticle forms about 0.01 to about 5% by weight of the lubricant formulation. The ionic liquid forms about 0.5 to about 10% by weight of the lubricant formulation.Type: ApplicationFiled: August 7, 2015Publication date: June 9, 2016Applicant: UES, INC.Inventor: Amarendra K. Rai
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Patent number: 9028807Abstract: A method of forming a biocidal halogenated organic/inorganic composite material may include providing at least one inorganic precursor, providing at least one organic agent, precipitating an organic/inorganic composite material by contacting the at least one inorganic precursor with the at least one organic agent, and halogenating the organic/inorganic composite material by contacting the organic/inorganic composite material with a halogen. Also, a halogenated organic/inorganic composite material may include an inorganic composition comprising a metal oxide and a halogenated organic composition. The inorganic composition and the halogenated organic composition are dispersed throughout the composite material.Type: GrantFiled: March 14, 2013Date of Patent: May 12, 2015Assignee: UES, Inc.Inventors: Matthew B. Dickerson, Rajesh R. Naik
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Publication number: 20140305548Abstract: A method for producing a case-hardened martensitic stainless steel article includes: providing an article comprised, at least in part, of a martensitic stainless steel, carburizing the article within a temperature range of 1625° F.-1680° F. (885° C.-916° C.), and then carbo-nitriding the article within a temperature range of 1575° F.-1625° F. (857° C.-885° C.). An article, such as a bearing ring, comprising such a case-hardened martensitic stainless steel is also disclosed.Type: ApplicationFiled: May 31, 2012Publication date: October 16, 2014Applicants: AKTIEBOLAGET SKF, MIDWEST THERMAL-VAC INC., UES INC.Inventors: Hitesh K. Trivedi, Frederick J. Otto, Timothy W. Piazza, Bryan A. McCoy, Rabi S. Bhattacharya
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Publication number: 20140264684Abstract: A photoconductive semiconductor switch comprising a photoconductive GaAs substrate having a pair of spaced metal contacts on a surface thereof, the spaced metal contacts opposite ends of a switching gap, the switching gap having a plurality of lateral current flow preventing channels therein, the channels being formed by ion implantation of the GaAs substrate in the channels.Type: ApplicationFiled: March 10, 2014Publication date: September 18, 2014Applicant: UES, INC.Inventors: Rabi S. Bhattacharya, Howard Blane Evans, JR.
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Publication number: 20140130613Abstract: An metallographic system comprising a programmable controller, a robotic arm, a specimen clamping or holding device, a sectioning saw, a mounting station, a polishing station, a specimen preparation station, and an analyzer for examining the specimen.Type: ApplicationFiled: November 11, 2013Publication date: May 15, 2014Applicant: UES, INC.Inventors: Umesha P.S. Adiga, Daylond J. Hooper, Nina Joshi, Daniel S. Banks, Murali K. Gorantla
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Publication number: 20120087826Abstract: The present invention discloses a high strength Al—Zn—Mg—Cu (7000 series) alloy that can be cast, the cast alloy having a tensile strength of at least 500 megapascals (MPa) and 4% elongation. The cast alloy composition can include about 5.5-9.0 weight percent (wt. %) of zinc, 2.0-3.5 wt. % of magnesium, 0.1-0.5 wt. % scandium, 0.05-0.20 wt. % zirconium, 0.5-3.0 wt. % copper, 0.10-0.45 wt. % manganese, 0.01-0.35 wt. % iron, 0.01-0.20 wt. % silicon with a balance of aluminum and possible casting impurities. The alloy also has good fluidity comparable to high silicon cast aluminum alloys and components can be manufactured using direct chill casting, sand casting, and/or sand casting under high pressure.Type: ApplicationFiled: October 4, 2011Publication date: April 12, 2012Applicant: UES, INC.Inventors: Oleg N. Senkov, Svetlana V. Senkova
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Patent number: 7972938Abstract: Methods of producing CdZnTe (CZT) layers for the epitaxial growth of HgCdTe thereon include implanting ions into a CZT substrate at a low temperature to form a damaged layer underneath a CZT surface layer, bonding a wafer to the CZT substrate about the CZT surface layer using a bonding material, and, annealing the CZT substrate for a time sufficient to facilitate the splitting of the CZT substrate at the damaged layer from the CZT surface layer.Type: GrantFiled: June 5, 2009Date of Patent: July 5, 2011Assignee: UES, Inc.Inventors: Rabi S. Bhattacharya, Yongli Xu
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Patent number: 7935387Abstract: Method embodiments for coating alloys comprise providing a superalloy substrate, applying a bond coat onto the superalloy substrate, forming an oxidation barrier coating comprising an yttrium aluminum garnet (YAG) phase on the bond coat, and depositing a top coat on the oxidation barrier coating.Type: GrantFiled: October 19, 2005Date of Patent: May 3, 2011Assignee: UES, Inc.Inventors: Hee Dong Lee, Tai-II Mah
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Patent number: 7910217Abstract: Embodiments of a coated substrate (for example, a coated race land region of a roller bearing element) comprise a metallic substrate, a ceramic underlayer comprising a nitride, a carbide, a carbonitride, a boride, or combinations thereof disposed over the metallic substrate, and a mixed layer comprising titanium nitride and silver disposed over the ceramic underlayer; and an overlayer disposed over the mixed layer.Type: GrantFiled: November 6, 2007Date of Patent: March 22, 2011Assignee: UES, Inc.Inventors: Amarendra K. Rai, Rabi Bhattacharya, Hitesh K. Trivedi
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Patent number: 7632455Abstract: Niobium alloy compositions and systems comprising the niobium alloy composition are provided. The niobium alloy compositions comprises between about 10 atomic % and about 30 atomic % of titanium, between about 7 atomic % and about 20 atomic % of silicon, between about 5 atomic % and about 20 atomic % of molybdenum, between about 2 atomic % and about 10 atomic % of chromium, between about 2 atomic % and about 10 atomic % of aluminum, between about 3 atomic % and about 7 atomic % of zirconium, between about 1 atomic % and about 7 atomic % of carbon, between about 1 atomic % and about 6 atomic % of hafnium, and niobium.Type: GrantFiled: July 1, 2005Date of Patent: December 15, 2009Assignee: UES, Inc.Inventors: Sarath Menon, Madan Mendiratta
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Publication number: 20090305459Abstract: Methods of producing CdZnTe (CZT) layers for the epitaxial growth of HgCdTe thereon include implanting ions into a CZT substrate at a low temperature to form a damaged layer underneath a CZT surface layer, bonding a wafer to the CZT substrate about the CZT surface layer using a bonding material, and, annealing the CZT substrate for a time sufficient to facilitate the splitting of the CZT substrate at the damaged layer from the CZT surface layer.Type: ApplicationFiled: June 5, 2009Publication date: December 10, 2009Applicant: UES, INC.Inventors: Rabi S. Bhattacharya, Yongli Xu
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Patent number: 7566408Abstract: Lasing systems utilizing YAG and methods for producing a YAG suitable for lasing are provided. The lasing system comprises a laser activator and a laser host material is provided. The laser host material comprises a transparent polycrystalline yttrium aluminum garnet material defined by a low porosity of less than about 3 ppm.Type: GrantFiled: July 1, 2005Date of Patent: July 28, 2009Assignee: UES, Inc.Inventors: Hee Dong Lee, Tai-Il Mah, Triplicane A. Parthasarathy, Kristin A. Keller
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Publication number: 20080220256Abstract: Embodiments of a method of preparing a coated C/C composite structure comprises the steps of: providing a C/C composite structure; applying a silicon based composition over the C/C composite structure by physical vapor deposition; forming a first layer comprising silicon carbide over the C/C composite by annealing the silicon based composition and the C/C composite at an annealing temperature; and applying a second layer comprising boron over the first layer by physical vapor deposition.Type: ApplicationFiled: March 9, 2007Publication date: September 11, 2008Applicant: UES, INC.Inventors: Rabi S. Bhattacharya, Peng He, Yongli Xu