Patents by Inventor John Hutchings
John Hutchings 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: 20230119694Abstract: A bleach catalyst suitable for use in automatic dishwashing comprising a mixed metal oxide.Type: ApplicationFiled: May 20, 2021Publication date: April 20, 2023Inventors: Alias Younis AL-BAYATI, Torsten ROTH, Claudia SCHMAELZLE, Dora ZAMUNER, John Mark DOUTHWAITE, Graham John HUTCHINGS, Naomi MARKHAM, Stuart Hamilton TAYLOR
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Patent number: 11569371Abstract: We disclose herein a gate controlled bipolar semiconductor device comprising: a collector region of a first conductivity type; a drift region of a second conductivity type located over the collector region; a body region of a first conductivity type located over the drift region; a plurality of first contact regions of a second conductivity type located above the body region and having a higher doping concentration than the body region; a second contact region of a first conductivity type located laterally adjacent to the plurality of first contact regions, the second contact region having a higher doping concentration than the body region; at least two active trenches each extending from a surface into the drift region; an emitter trench extending from the surface into the drift region; wherein each first contact region adjoins an active trench so that, in use, a channel is formed along said each active trench and within the body region; wherein the second contact region adjoins the emitter trench; and whereType: GrantFiled: May 25, 2017Date of Patent: January 31, 2023Assignees: DYNEX SEMICONDUCTOR LIMITED, ZHUZHOU CRRC TIMES ELECTRIC CO. LTD.Inventors: Ian Deviny, Luther-King Ngwendson, John Hutchings
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Publication number: 20220320310Abstract: We herein describe a method of manufacturing a semiconductor device having one or more trenches with an insulation layer.Type: ApplicationFiled: June 18, 2020Publication date: October 6, 2022Inventors: Luther-King Ekonde NGWENDSON, Ian DEVINY, John HUTCHINGS
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Patent number: 11239351Abstract: A gate controlled semiconductor device comprising a collector region of a first conductivity type; a drift region of a second conductivity type located over the collector region; a body region of a first conductivity type located over the drift region; at least one first contact region of a second conductivity type located above the body region and having a higher doping concentration compared to the body region. The device further comprises at least one second contact region of a first conductivity type located laterally adjacent to the at least one first contact region, the at least one second contact region having a higher doping concentration than the body region. The device further comprises at least one active trench extending from a surface into the drift region, in which the at least one first contact region adjoins the at least one active trench so that, in use, a channel region is formed along said at least one active trench and within the body region.Type: GrantFiled: January 4, 2018Date of Patent: February 1, 2022Assignee: DYNEX SEMICONDUCTOR LIMITEDInventors: Luther-King Ngwendson, Ian Deviny, John Hutchings
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Patent number: 10968123Abstract: This application relates to a water treatment process. The process comprises contacting contaminated water with a catalyst, introducing hydrogen and an oxygen-containing gas into the contaminated water, and reacting hydrogen and oxygen in the presence of the catalyst and the contaminated water.Type: GrantFiled: June 6, 2017Date of Patent: April 6, 2021Assignee: UNIVERSITY COLLEGE CARDIFF CONSULTANTS LTDInventors: Graham John Hutchings, Simon James Freakley, Jennifer Edwards
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Patent number: 10968148Abstract: A method of producing at least one compound comprising an alkenyl group from at least one compound comprising an alkyl group having two or more carbon atoms, the method comprising: (i) Providing a mixture comprising carbon dioxide and at least one compound comprising an alkyl group having two or more carbon atoms; and (ii) Contacting said mixture with a catalyst comprising one or both of palladium and platinum and one or more lanthanide, thereby converting at least a portion of the at least one compound comprising an alkyl group having two or more carbon atoms into a compound comprising an alkenyl group, the total of the weight of the palladium and/or platinum being more than 0.1 wt % of the catalyst.Type: GrantFiled: August 11, 2016Date of Patent: April 6, 2021Assignee: UNIVERSITY COLLEGE CARDIFF CONSULTANTS LIMITEDInventors: Graham John Hutchings, Stanislaw Edmund Golunski, Ewa Nowicka
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Publication number: 20200127128Abstract: We disclose herein a gate controlled bipolar semiconductor device comprising: a collector region of a first conductivity type; a drift region of a second conductivity type located over the collector region;a body region of a first conductivity type located over the drift region; a plurality of first contact regions of a second conductivity type located above the body region and having a higher doping concentration than the body region; a second contact region of a first conductivity type located laterally adjacent to the plurality of first contact regions, the second contact region having a higher doping concentration than the body region; at least two active trenches each extending from a surface into the drift region;an emitter trench extending from the surface into the drift region; wherein each first contact region adjoins an active trench so that, in use, a channel is formed along said each active trench and within the body region; wherein the second contact region adjoins the emitter trench; and whereinType: ApplicationFiled: May 25, 2017Publication date: April 23, 2020Inventors: Ian DEVINY, Luther-King NGWENDSON, John HUTCHINGS
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Publication number: 20200091328Abstract: A gate controlled semiconductor device comprising a collector region of a first conductivity type; a drift region of a second conductivity type located over the collector region; a body region of a first conductivity type located over the drift region; at least one first contact region of a second conductivity type located above the body region and having a higher doping concentration compared to the body region. The device further comprises at least one second contact region of a first conductivity type located laterally adjacent to the at least one first contact region, the at least one second contact region having a higher doping concentration than the body region. The device further comprises at least one active trench extending from a surface into the drift region, in which the at least one first contact region adjoins the at least one active trench so that, in use, a channel region is formed along said at least one active trench and within the body region.Type: ApplicationFiled: January 4, 2018Publication date: March 19, 2020Inventors: Luther-King NGWENDSON, Ian DEVINY, John HUTCHINGS
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Publication number: 20190135664Abstract: This application relates to a water treatment process. The process comprises contacting contaminated water with a catalyst, introducing hydrogen and an oxygen-containing gas into the contaminated water, and reacting hydrogen and oxygen in the presence of the catalyst and the contaminated water.Type: ApplicationFiled: June 6, 2017Publication date: May 9, 2019Inventors: Graham John HUTCHINGS, Simon James FREAKLEY, Jennifer EDWARDS
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Publication number: 20190046961Abstract: Described herein is a supported catalyst for a liquid-phase reaction, the supported catalyst comprising a perovskite support comprising A-site species and B-site species and a catalytic component on a surface of the perovskite support. Also described herein is a method for tuning the selectivity of a supported catalyst.Type: ApplicationFiled: February 23, 2017Publication date: February 14, 2019Inventors: Graham John HUTCHINGS, Christopher Dean EVANS, Stuart TAYLOR, Jonathan Keith BARTLEY, Simon Antoni Walter KONDRAT
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Publication number: 20180222820Abstract: A method of producing at least one compound comprising an alkenyl group from at least one compound comprising an alkyl group having two or more carbon atoms, the method comprising: (i) Providing a mixture comprising carbon dioxide and at least one compound comprising an alkyl group having two or more carbon atoms; and (ii) Contacting said mixture with a catalyst comprising one or both of palladium and platinum and one or more lanthanide, thereby converting at least a portion of the at least one compound comprising an alkyl group having two or more carbon atoms into a compound comprising an alkenyl group, the total of the weight of the palladium and/or platinum being more than 0.1 wt % of the catalyst.Type: ApplicationFiled: August 11, 2016Publication date: August 9, 2018Applicant: University College Cardiff Consultants LimitedInventors: Graham John Hutchings, Stanislaw Edmund Golunski, Ewa Nowicka
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Patent number: 9848025Abstract: Systems and methods for communicating information within a business organization network using a one or more communication bands on a HF communication network. A computer device may be used to control communication by selecting a frequency band and/or frequency at which communication may take place to optimize latencies to at or near the physical limitation of HF radio wave communication over long distances.Type: GrantFiled: December 11, 2015Date of Patent: December 19, 2017Assignee: Services Development Company LLCInventors: Alexey Goldin, John Hutchings, Mikhail Malyshev
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Patent number: 9463442Abstract: A catalyst is provided, the catalyst comprising rods having mean length of 100 microns or less, the rods comprising a metal molybdate or tungstate, the metal being selected from the group consisting of iron, manganese, nickel, chromium, vanadium, aluminum, silver, titanium, copper, bismuth, and cobalt. A method of making such a catalyst is also provided.Type: GrantFiled: August 12, 2011Date of Patent: October 11, 2016Assignee: UNIVERSITY COLLEGE CARDIFF CONSULTANTS LIMITEDInventors: Zhonjie Lin, Jonathan Keith Bartley, Stuart Hamilton Taylor, Graham John Hutchings, Nicholas Francois Dummer
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Publication number: 20160173360Abstract: Systems and methods for communicating information within a business organization network using a one or more communication bands on a HF communication network. A computer device may be used to control communication by selecting a frequency band and/or frequency at which communication may take place to optimize latencies to at or near the physical limitation of HF radio wave communication over long distances.Type: ApplicationFiled: December 11, 2015Publication date: June 16, 2016Inventors: Alexey Goldin, John Hutchings, Mikhail Malyshev
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Patent number: 9340423Abstract: A catalyst effective for the direct reaction of hydrogen and oxygen to form hydrogen peroxide includes particles of gold, palladium or, preferably, gold and palladium deposited upon an acid-washed support. High selectivity to and production of hydrogen peroxide is observed, with low hydrogen peroxide decomposition. The catalysts have extended lifespan.Type: GrantFiled: July 10, 2006Date of Patent: May 17, 2016Assignee: University College Cardiff Consultants LimitedInventors: Albert Frederick Carley, Jennifer Kelly Edwards, Graham John Hutchings, Benjamin Eduardo Solsona Espriu
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Patent number: 9108896Abstract: A method of making one or more alcohols with a single hydroxy group, such as methanol and ethanol, the method comprising contacting a polyol and water with a basic catalyst. The polyol may be glycerol, for example. The catalyst may be magnesium oxide.Type: GrantFiled: August 9, 2012Date of Patent: August 18, 2015Assignee: UNIVERSITY COLLEGE CARDIFF CONSULTANTS LIMITEDInventors: Graham John Hutchings, Muhammad Hasnain Haider, Nicholas Francois Dummer, Stuart Hamilton Taylor, David William Knight
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Patent number: 8901028Abstract: A process for the complete or partial oxidation of hydrocarbons comprises contacting a C1-C8 hydrocarbon and hydrogen peroxide in the presence of a heterogeneous catalyst under conditions suitable to convert the C1-C8 hydrocarbon to at least one corresponding C1-C8 oxygenate product, wherein the heterogeneous catalyst provides confinement and contains both Brønsted-Lowry and Lewis acid centers. Particularly useful catalysts may include, for example, metal-modified ZSM-5 and other zeolites.Type: GrantFiled: June 25, 2010Date of Patent: December 2, 2014Assignee: University College Cardiff Consultants LimitedInventors: Graham John Hutchings, Jose Antonio Lopez-Sanchez, Ceri Hammond, Nikolaos Dimitratos, Nicholas Fracois Dummer
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Publication number: 20140323774Abstract: A method of making one or more alcohols with a single hydroxy group, such as methanol and ethanol, the method comprising contacting a polyol and water with a basic catalyst. The polyol may be glycerol, for example. The '. catalyst may be magnesium oxide.Type: ApplicationFiled: August 9, 2012Publication date: October 30, 2014Applicant: UNIVERSITY COLLEGE CARDIFF CONSULTANTS LIMITEDInventors: Graham John Hutchings, Muhammad Hasnain Haider, Nicholas Francois Dummer, Stuart Hamilton Taylor, David Willliam Knight
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Publication number: 20140024525Abstract: A catalyst is provided, the catalyst comprising rods having mean length of 100 microns or less, the rods comprising a metal molybdate or tungstate, the metal being selected from the group consisting of iron, manganese, nickel, chromium, vanadium, aluminium, silver, titanium, copper, bismuth, and cobalt. A method of making such a catalyst is also provided.Type: ApplicationFiled: August 12, 2011Publication date: January 23, 2014Inventors: Zhonjie Lin, Jonathan Keith Bartley, Stuart Hamilton Taylor, Graham John Hutchings, Nicholas Francois Dummer
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Publication number: 20130324761Abstract: A process for the complete or partial oxidation of hydrocarbons comprises contacting a C1-C8 hydrocarbon and hydrogen peroxide in the presence of a heterogeneous catalyst under conditions suitable to convert the C1-C8 hydrocarbon to at least one corresponding C1-C8 oxygenate product, wherein the heterogeneous catalyst provides confinement and contains both Brønsted-Lowry and Lewis acid centers. Examples include zeolites modified with selected metals or metal oxides. Including copper, either in the catalyst, in a second catalyst of similar description, or as a homogeneous salt, increases both selectivity and activity of the process, particularly where an iron-containing catalyst is used.Type: ApplicationFiled: February 2, 2011Publication date: December 5, 2013Applicant: University College Cardiff Consulltants LimitedInventors: Graham John Hutchings, Jose Antonio Lopez-Sanchez, Ceri Hammond, Nikolaos Dimitratos, Nicholas Fracois Dummer