Patents by Inventor Michael Horner

Michael Horner 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: 9532233
    Abstract: A method for surveying a site for installation of wireless access points is provided. A map of the site under survey is displayed. User input relating to the position of a first wireless device at the site is received. User input relating to the position of a second wireless device at the site is also received. Wireless signals broadcast by the second wireless device are measured using the first wireless device to obtain signal strength values corresponding to the strength of the wireless signals. Attenuation values based on the signal strength values are calculated and assigned to features on the map of the site under survey.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: December 27, 2016
    Assignee: Xirrus, Inc.
    Inventors: Jack Michael Horner, Dirk Ion Gates, Kurt Karl Sauter, Bruce Anthony Miller, Alexander Chernyakhovsky
  • Publication number: 20150105087
    Abstract: A method for surveying a site for installation of wireless access points is provided. A map of the site under survey is displayed. User input relating to the position of a first wireless device at the site is received. User input relating to the position of a second wireless device at the site is also received. Wireless signals broadcast by the second wireless device are measured using the first wireless device to obtain signal strength values corresponding to the strength of the wireless signals. Attenuation values based on the signal strength values are calculated and assigned to features on the map of the site under survey.
    Type: Application
    Filed: October 21, 2014
    Publication date: April 16, 2015
    Inventors: JACK MICHAEL HORNER, DIRK ION GATES, KURT KARL SAUTER, BRUCE ANTHONY MILLER, ALEXANDER CHERNYAKHOVSKY
  • Patent number: 8868002
    Abstract: A method for surveying a site for installation of wireless access points is provided. A map of the site under survey is displayed. User input relating to the position of a first wireless device at the site is received. User input relating to the position of a second wireless device at the site is also received. Wireless signals broadcast by the second wireless device are measured using the first wireless device to obtain signal strength values corresponding to the strength of the wireless signals. Attenuation values based on the signal strength values are calculated and assigned to features on the map of the site under survey.
    Type: Grant
    Filed: August 31, 2011
    Date of Patent: October 21, 2014
    Assignee: Xirrus, Inc.
    Inventors: Jack Michael Horner, Dirk Ion Gates, Kurt Karl Sauter, Bruce Anthony Miller, Alexander Chernyakhovsky
  • Publication number: 20130052961
    Abstract: A method for surveying a site for installation of wireless access points is provided. A map of the site under survey is displayed. User input relating to the position of a first wireless device at the site is received. User input relating to the position of a second wireless device at the site is also received. Wireless signals broadcast by the second wireless device are measured using the first wireless device to obtain signal strength values corresponding to the strength of the wireless signals. Attenuation values based on the signal strength values are calculated and assigned to features on the map of the site under survey.
    Type: Application
    Filed: August 31, 2011
    Publication date: February 28, 2013
    Applicant: Xirrus, Inc.
    Inventors: Jack Michael Horner, Dirk Ion Gates, Kurt Karl Sauter, Bruce Anthony Miller, Alexander Chernyakhovsky
  • Publication number: 20090215859
    Abstract: Disclosed are compositions and methods for modulating DHR96 activity and identifying molecules that modulate DHR96 activity.
    Type: Application
    Filed: January 13, 2005
    Publication date: August 27, 2009
    Inventors: Carl S. Thummel, Kirst King-Jones, Michael Horner, Geanette Lam
  • Publication number: 20070220895
    Abstract: A method for housing a gas turbine engine including an inlet portion, an engine portion, and an exhaust portion. The method includes containing at least a portion of the engine portion of the gas turbine engine within a first module, containing at least a portion of one of the inlet portion of the gas turbine engine and the exhaust portion of the gas turbine engine within a second module that is separate from the first module, and removably coupling the second module to the first module.
    Type: Application
    Filed: September 19, 2005
    Publication date: September 27, 2007
    Inventor: Michael Horner
  • Patent number: 4720327
    Abstract: Distillative separation of liquid mixtures of one or more water-insoluble substances which have boiling points higher than that of water and one or more substances which have boiling points lower than that of water or which form azeotropes having boiling points lower than that of water, wherein the mixture to be distilled is mixed with a quantity of water such that the boiling point of the water under the pressure applied limits the bottom temperature of the mixture of substances to be separated.
    Type: Grant
    Filed: September 20, 1982
    Date of Patent: January 19, 1988
    Assignee: BASF Aktiengesellschaft
    Inventors: Werner Aquila, Axel Nissen, Gerd Kaibel, Michael Horner, Walter Rebafka
  • Patent number: 4680327
    Abstract: Stabilizers consisting of (a) 2,5,7,8-tetramethyl-2-(2'-stearyloxyethyl)-chroman and (b) glyceryl stearate, glyceryl hydroxystearate, partial esters of stearic acid with condensates of glycerol and trimethylolpropane, triglyceryl stearate and/or tetraglyceryl stearate, with or without further conventional additives, the weight ratio of (a) to (b) being from 10:1 to 1:10, give improved stabilization to discoloration and superior stability during processing when used in plastics such as polyethylene or polypropylene.
    Type: Grant
    Filed: January 29, 1986
    Date of Patent: July 14, 1987
    Assignee: BASF Aktiengesellschaft
    Inventors: Albert Hettche, Stefan Weiss, Hubert Trauth, Peter Lechtken, Michael Horner
  • Patent number: 4536347
    Abstract: Ruthenium-on-charcoal and ruthenium-on-carbon black catalysts, containing from 0.1 to 5% by weight of iron, for the preparation of olefinically unsaturated alcohols by selective hydrogenation of the corresponding .alpha., .beta.-unsaturated carbonyl compounds in the liquid phase are prepared by modifying the catalyst with iron only after it has been impregnated with the ruthenium compound, and reducing the catalyst with hydrogen at from 400.degree. to 600.degree. C., with thorough mixing.The catalysts according to the invention are particularly useful for improving the industrially difficult hydrogenation of citral to give the soughtafter fragrances geraniol and nerol.
    Type: Grant
    Filed: March 19, 1984
    Date of Patent: August 20, 1985
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Matthias Irgang
  • Patent number: 4511685
    Abstract: Chroman derivatives of the general formula I ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each H or C.sub.1 -C.sub.4 -alkyl, R.sup.5 is C.sub.10 -C.sub.30 -alkyl or C.sub.10 -C.sub.30 -alkenyl, X and Y are each O, NH or S, m is 0, 1, 2 or 3 and n and r are each 0 or 1, the preparation of compounds I by various methods known per se, and the use of the compounds as stabilizers for organic materials.
    Type: Grant
    Filed: February 26, 1981
    Date of Patent: April 16, 1985
    Assignee: BASF Aktiengesellschaft
    Inventors: Axel Nissen, Michael Horner, Dieter Horn, Erik Lueddecke, Gernot Teege
  • Patent number: 4465787
    Abstract: Ruthenium-on-charcoal and ruthenium-on-carbon black catalysts, containing from 0.1 to 5% by weight of iron, for the preparation of olefinically unsaturated alcohols by selective hydrogenation of the corresponding .alpha.,.beta.-unsaturated carbonyl compounds in the liquid phase are prepared by modifying the catalyst with iron only after it has been impregnated with the ruthenium compound, and reducing the catalyst with hydrogen at from 400.degree. to 600.degree. C., with thorough mixing.The catalysts according to the invention are particularly useful for improving the industrially difficult hydrogenation of citral to give the sought-after fragrances geraniol and nerol.
    Type: Grant
    Filed: July 13, 1982
    Date of Patent: August 14, 1984
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Matthias Irgang
  • Patent number: 4455442
    Abstract: Olefinically unsaturated alcohols (I) are prepared by selective hydrogenation of the corresponding carbonyl compounds (II) in the liquid phase with hydrogen, using an Ru, Rh, Os, Ir or Pt catalyst and carrying out the hydrogenation in the presence of from 5 to 40% by weight, based on (II), of a tertiary amine.The process is of particular importance for the selective hydrogenation of .alpha.,.beta.-unsaturated carbonyl compounds (IIa) and amongst these specifically for the hydrogenation of citral to geraniol and nerol.The preferred amine is trimethylamine.
    Type: Grant
    Filed: July 8, 1980
    Date of Patent: June 19, 1984
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Matthias Irgang, Axel Nissen
  • Patent number: 4404304
    Abstract: Novel chroman derivatives ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are each H or C.sub.1 -C.sub.4 -alkyl, R.sup.6 and R.sup.7 are each H, C.sub.1 -C.sub.4 -alkyl or aryl, m is 1, 2 or 3, and R.sup.8 is alkyl or alkenyl of up to 30 carbon atoms, the preparation of these compounds, and their use as stabilizers for organic materials.
    Type: Grant
    Filed: January 28, 1982
    Date of Patent: September 13, 1983
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Dieter Horn, Erik Lueddecke, Gernot Teege
  • Patent number: 4374258
    Abstract: Novel chroman derivatives ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each H or C.sub.1 -C.sub.4 -alkyl, R.sup.5 is sec.--C.sub.3 -C.sub.8 --alkyl or tert.--C.sub.4 -C.sub.8 --alkyl, R.sup.6 is H or R.sup.5, m is 1, 2 or 3, and n is 0, 1, 2 or 3, a process for the preparation of these compounds, and their use as stabilizers for plastics.
    Type: Grant
    Filed: January 28, 1982
    Date of Patent: February 15, 1983
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Gernot Teege
  • Patent number: 4353836
    Abstract: 4-(2,5-Dihydroxyphen-1-yl)-crotonic acid and its derivative (I) ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each H or C.sub.1 -C.sub.8 -alkyl, R.sup.5 is H, C.sub.1 -C.sub.30 -alkyl or C.sub.2 -C.sub.30 -alkenyl, and R' is H or an organic radical which can be split off hydrogenolytically, and a process for the preparation of the compounds I, wherein a hydroquinone II ##STR2## is reacted, in the presence of from 0.1 to 2 moles of a Lewis acid per mole of II, with(a) a vinylglycolic acid derivative IIIa ##STR3## or (b) a crotonic acid derivative IIIb ##STR4## where X is halogen, hydroxyl or C.sub.1 -C.sub.4 -alkoxy or acyloxy.
    Type: Grant
    Filed: February 26, 1981
    Date of Patent: October 12, 1982
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Axel Nissen
  • Patent number: 4344886
    Abstract: 2-Hydroxyalkylchromans (I) ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each H or C.sub.1 -C.sub.8 -alkyl, R' is H or an organic radical which can be split off hydrolytically or hydrogenolytically as R'-OH or R'-COOH, and m is 1, 2 or 3, are prepared by reacting a hydroquinone II ##STR2## (a) with an alkenediol IIIa ##STR3## or (b) with an alkenediol IIIb ##STR4## or (c) with an alkenediol IIIc ##STR5## where R.sup.4' is a radical which during the condensation with II is converted to the radical R.sup.4,at from -50.degree. C. to 120.degree. C., in an inert solvent, in the presence of from 10 to 300 mole %, based on II, of a Lewis acid or of an adduct of a Lewis acid with a Lewis base which has a lower basicity than compound II.
    Type: Grant
    Filed: February 26, 1981
    Date of Patent: August 17, 1982
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Axel Nissen
  • Patent number: 4320228
    Abstract: Olefinically unsaturated carbonyl compounds R.sup.1 --CHR.sup.2 --CHR.sup.3 --C(R.sup.4)O (I) and alcohols R.sup.1 --CHR.sup.2 --CHR.sup.3 --CH(R.sup.4)--OH (II) (where R.sup.1 is an olefinically unsaturated organic radical, and R.sup.2, R.sup.3 and R.sup.4 are H or C.sub.1 -C.sub.4 -alkyl) are prepared by hydrogenating the carbonyl compounds R.sup.1 --CR.sup.2 .dbd.CR.sup.3 --C(R.sup.4)O (III) in the liquid phase with hydrogen, using a catalyst system comprising, firstly, Pd and, secondly, Ru, Rh, Os, Ir or Pt, in the presence of from 5 to 40% by weight, based on (III), of a tertiary amine, under a hydrogen pressure of from 1 to 20 bar is predominantly (I) is to be obtained and from 20 to 150 bar if predominantly (II) is to be obtained.The process is of particular importance for the hydrogenation of citral (IIIa) to give citronellal (Ia) or citronellol (IIa), the preferred amine being trimethylamine.
    Type: Grant
    Filed: July 8, 1980
    Date of Patent: March 16, 1982
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Matthias Irgang, Axel Nissen
  • Patent number: 4273945
    Abstract: Saturated aliphatic, cycloaliphatic and araliphatic aldehydes are prepared by selective hydrogenation of the corresponding olefinically unsaturated aldehydes with hydrogen in the liquid phase over a palladium-containing catalyst, using a catalyst system in which the active constituents are from 2 to 90% by weight of palladium and from 10 to 98% by weight of an oxide or a salt of a rare earth metal or of a mixture of different oxides and/or salts of this type.
    Type: Grant
    Filed: July 5, 1979
    Date of Patent: June 16, 1981
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerd Heilen, Axel Nissen, Wolfgang Koernig, Michael Horner, Werner Fliege, Guenter Boettger
  • Patent number: 4268446
    Abstract: Chromane derivatives (I) ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are H or C.sub.1 -C.sub.8 -alkyl, R.sup.4 is H, C.sub.1 -C.sub.8 -alkyl or C.sub.1 -C.sub.8 -acyl and R.sup.5 is C.sub.1 -C.sub.8 -alkyl are prepared by reacting a hydroquinone (II) ##STR2## with a Lewis acid or a Lewis acid derivative having the same action, and with a nitrile CH.sub.2 .dbd.CH--C(R.sup.5)(OR.sup.6)CN (III), where R.sup.6 is H, C.sub.1 -C.sub.4 -acyl or C.sub.1 -C.sub.4 -alkyl, or with a compound from which III is formed in situ, in the presence of an inert solvent.
    Type: Grant
    Filed: February 13, 1980
    Date of Patent: May 19, 1981
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Axel Nissen
  • Patent number: 4260829
    Abstract: Carbonyl compounds R.sup.1 --CHR.sup.2 --CHR.sup.3 --CR.sup.4 O (I, R.sup.1 =H or an organic radical; R.sup.2 -R.sup.4 =H or C.sub.1 -C.sub.4 -alkyl) are prepared by selective hydrogenation of the .alpha.,.beta.-unsaturated carbonyl compounds R.sup.1 --CR.sup.2 =CR.sup.3 --CR.sup.4 O (II) in the liquid phase by means of hydrogen in the presence of a palladium catalyst and of from 15 to 50% by weight, based on (II), of a tertiary amine.
    Type: Grant
    Filed: August 17, 1979
    Date of Patent: April 7, 1981
    Assignee: BASF Aktiengesellschaft
    Inventors: Michael Horner, Axel Nissen, Peter R. Laurer, Matthias Irgang, Heinrich Pasedach