Patents by Inventor Andreas Ruhl
Andreas Ruhl 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: 11522141Abstract: An electronic switching element is described having, in sequence, a first electrode, a molecular layer bonded to a substrate, and a second electrode. The molecular layer contains compounds of formula I, R1-(A1-Z1)r—B1—(Z2-A2)s-Sp-G, wherein A1, A2, B1, Z1, Z2, Sp, G, r, and s are as defined herein, in which a mesogenic radical is bonded to the substrate via a spacer group, Sp, by means of an anchor group, G. The switching element is suitable for production of components that can operate as a memristive device for digital information storage.Type: GrantFiled: June 7, 2021Date of Patent: December 6, 2022Assignee: MERCK PATENT GMBHInventors: Peer Kirsch, Andreas Ruhl, Marc Tornow, Achyut Bora
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Publication number: 20220275277Abstract: The present invention relates to a liquid crystalline medium comprising dichroitic dyes made of benzothiadiazoles and related extended heterocyclic derivatives, the use of said medium for optical, electro-optical and electronic purposes, in particular in devices for regulating the passage of radiation energy from an outside space into an inside space, for example in windows. The invention further relates to devices containing the liquid crystalline medium according to the invention. Some new dichroitic dyes are disclosed.Type: ApplicationFiled: June 17, 2019Publication date: September 1, 2022Applicant: Merck Patent GmbHInventors: Christoph WETZEL, Peer KIRSCH, Susann GUNST, Andreas RUHL, Andrea RITTER, Rene LUTZ, Michael JUNGE
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Patent number: 11168257Abstract: The present invention relates to liquid crystalline media comprising one or more benzothiadiazol derivatives of formula I, in which R11, R12, A11, A12, A21, A22, Z11, Z12, Z21, Z22, W, X11, X12, r and s have the meanings indicated in claim 1, to the use of such liquid crystal media for optical, electro-optical and electronic purposes, in particular in devices for regulating the passage of energy from an outside space into an inside space, for example in windows.Type: GrantFiled: July 17, 2017Date of Patent: November 9, 2021Assignee: Merck Patent GmbHInventors: Peer Kirsch, Andreas Ruhl, Michael Junge, Ursula Patwal, Mila Fischer
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Publication number: 20210292651Abstract: An electronic switching element is described having, in sequence, a first electrode, a molecular layer bonded to a substrate, and a second electrode. The molecular layer contains compounds of formula I, R1-(A1-Z1)r—B1—(Z2-A2)s-Sp-G, wherein A1, A2, B1, Z1, Z2, Sp, G, r, and s are as defined herein, in which a mesogenic radical is bonded to the substrate via a spacer group, Sp, by means of an anchor group, G. The switching element is suitable for production of components that can operate as a memristive device for digital information storage.Type: ApplicationFiled: June 7, 2021Publication date: September 23, 2021Applicant: MERCK PATENT GMBHInventors: Peer KIRSCH, Andreas RUHL, Marc TORNOW, Achyut BORA
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Patent number: 11063227Abstract: An electronic switching element is described having, in sequence, a first electrode, a molecular layer bonded to a substrate, and a second electrode. The molecular layer contains compounds of formula I, R1-(A1-Z1)r—B1—(Z2-A2)s-Sp-G, wherein A1, A2, B1, Z1, Z2, Sp, G, r, and s are as defined herein, in which a mesogenic radical is bonded to the substrate via a spacer group, Sp, by means of an anchor group, G. The switching element is suitable for production of components that can operate as a memristive device for digital information storage.Type: GrantFiled: July 4, 2017Date of Patent: July 13, 2021Assignee: MERCK PATENT GMBHInventors: Peer Kirsch, Andreas Ruhl, Marc Tornow, Achyut Bora
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Patent number: 10741778Abstract: An electronic component (10) comprising a plurality of switching elements (1) which comprise, in this sequence, a first electrode (16), a molecular layer (18) bonded to a substrate, and a second electrode (20), where the molecular layer essentially consists of molecules (M) which contain a connecting group (V) and an end group (E) having a polar or ionic function, is suitable as memristive device for digital information storage.Type: GrantFiled: December 8, 2015Date of Patent: August 11, 2020Assignee: MERCK PATENT GMBHInventors: Peer Kirsch, Qiong Tong, Andreas Ruhl, Marc Tornow, Achyut Bora
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Patent number: 10738240Abstract: The present invention relates to thiadiazoloquinoxaline derivatives of the formula I, in which R11, R12, A11, A12, A21, A22, Z11, Z12, Z21, Z22, W, X11, X12, r and s have the meanings indicated in Claim 1, to processes and intermediates for the preparation thereof, to the use of the compounds of the formula I for optical, electro-optical and electronic purposes, in particular in liquid-crystal media and in devices for regulating the passage of energy from an outside space into an inside space, and to these LC media and the devices comprising these media.Type: GrantFiled: April 13, 2016Date of Patent: August 11, 2020Assignee: Merck Patent GmbHInventors: Peer Kirsch, Andreas Ruhl, Susann Gunst, Michael Junge, Ursula Patwal, Mila Fischer
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Publication number: 20190312216Abstract: An electronic switching element (1) which comprises, in this sequence, a first electrode (16), a molecular layer (18) bonded to a substrate, and a second electrode (20), where the molecular layer essentially consists of compounds of the formula I indicated in claim 1, in which a mesogenic radical is bonded to the substrate via a spacer group (Sp) by means of an anchor group (G), is suitable for the production of components (1) as memristive device for digital information storage.Type: ApplicationFiled: July 4, 2017Publication date: October 10, 2019Applicant: MERCK PATENT GMBHInventors: Peer KIRSCH, Andreas RUHL, Marc TORNOW, Achyut BORA
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Patent number: 10344217Abstract: The present application relates to a device for regulating the passage of energy from an outside space into an inside space, where the device comprises a switching layer comprising one or more dichroic dyes of a formula (I) or formula (II).Type: GrantFiled: April 29, 2014Date of Patent: July 9, 2019Assignee: MERCK PATENT GMBHInventors: Peer Kirsch, Alexander Hahn, Andreas Ruhl, Susann Beck, Junyou Pan, Michael Junge, Andreas Beyer, Ursula Patwal
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Publication number: 20190153320Abstract: The present invention relates to liquid crystalline media comprising one or more benzothiadiazol derivatives of formula I, in which R11, R12, A11, A12, A21, A22, Z11, Z12, Z21, Z22, W, X11, X12, r and s have the meanings indicated in claim 1, to the use of such liquid crystal media for optical, electro-optical and electronic purposes, in particular in devices for regulating the passage of energy from an outside space into an inside space, for example in windows.Type: ApplicationFiled: July 17, 2017Publication date: May 23, 2019Applicant: Merck Patent GmbHInventors: Peer KIRSCH, Andreas RUHL, Michael JUNGE, Ursula PATWAL, Mila FISCHER
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Publication number: 20180142153Abstract: The present invention relates to thiadiazoloquinoxaline derivatives of the formula I, in which R11, R12, A11, A12, A21, A22, Z11, Z12, Z21, Z22, W, X11, X12, r and s have the meanings indicated in claim 1, to processes and intermediates for the preparation thereof, to the use of the compounds of the formula I for optical, electro-optical and electronic purposes, in particular in liquid-crystal media and in devices for regulating the passage of energy from an outside space into an inside space, and to these LC media and the devices comprising these media.Type: ApplicationFiled: April 13, 2016Publication date: May 24, 2018Applicant: Merck Patent GmbHInventors: Peer KIRSCH, Andreas RUHL, Susann GUNST, Michael JUNGE, Ursula PATWAL, Mila FISCHER
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Publication number: 20180006253Abstract: An electronic component (10) comprising a plurality of switching elements (1) which comprise, in this sequence, a first electrode (16), a molecular layer (18) bonded to a substrate, and a second electrode (20), where the molecular layer essentially consists of molecules (M) which contain a connecting group (V) and an end group (E) having a polar or ionic function, is suitable as memristive device for digital information storage.Type: ApplicationFiled: December 8, 2015Publication date: January 4, 2018Applicant: MERCK PATENT GMBHInventors: Peer KIRSCH, Qiong TONG, Andreas RUHL, Marc TORNOW, Achyut BORA
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Publication number: 20160108317Abstract: The present application relates to a device for regulating the passage of energy from an outside space into an inside space, where the device comprises a switching layer comprising one or more dichroic dyes of a formula (I) or formula (II).Type: ApplicationFiled: April 29, 2014Publication date: April 21, 2016Applicant: MERCK PATENT GMBHInventors: Peer KIRSCH, Alexander HAHN, Andreas RUHL, Susann BECK, Junyou PAN, Michael JUNGE, Andreas BEYER, Ursula PATWAL
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Publication number: 20140082830Abstract: In some examples, a kit comprising a garment to be worn by a user; a fall arrest safety harness integrated into the garment; and a suspension relief strap configured to be coupled to the fall arrest safety harness, and wherein the fall arrest safety harness is integrated into the garment such that, when the garment is worn by the user, the fall arrest safety harness is worn by the user in a manner that arrests a fall by the user when the fall arrest safety harness is anchored.Type: ApplicationFiled: September 23, 2013Publication date: March 27, 2014Inventors: Andrea Ruhl, Scott Shultz
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Patent number: 8008358Abstract: The present invention relates to the use of end groups Y, where Y stands for CF3O— or F5S—, as hydrophobic end group in surface-active compounds, corresponding novel compounds, and processes for the preparation of these compounds.Type: GrantFiled: December 22, 2005Date of Patent: August 30, 2011Assignee: Merck Patent GmbHInventors: Peer Kirsch, Klaus-Dieter Franz, Andreas Ruhl
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Patent number: 7914859Abstract: The instant invention relates to mesogenic media comprising one or more compounds which comprise two or more mesogenic groups two of which are linked to the ortho-positions of an aromatic ring, preferably of formula (I) wherein the parameters are as specified in the text, preferably the instant invention relates to mesogenic media showing a blue phase and their use in electro-optical light modulation elements and their respective use in displays, as well as to such devices. The instant invention further relates to compounds of formula (I).Type: GrantFiled: December 22, 2005Date of Patent: March 29, 2011Assignee: Merck Patent GmbHInventors: Peer Kirsch, Gerald Unger, Andreas Ruhl, Michael Heckmeier, Peter Best, John Patrick
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Patent number: 7604851Abstract: Liquid-crystalline compounds of the formula I in which R1, A1, A2, Z1, Z2, X, a, b, L1, L2 and L3 are as defined herein, and to liquid-crystalline media comprising at least one compound of the formula I and to electro-optical displays containing a liquid-crystalline medium of this type.Type: GrantFiled: July 23, 2007Date of Patent: October 20, 2009Assignee: Merck Patent Gesellschaft mit beschrankter HaftungInventors: Michael Heckmeier, Peer Kirsch, Joachim Krause, Alexander Hahn, Andreas Ruhl
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Publication number: 20080149878Abstract: The present invention relates to the use of end groups Y, where Y stands for CF3O— or F5S—, as hydrophobic end group in surface-active compounds, corresponding novel compounds, and processes for the preparation of these compounds.Type: ApplicationFiled: December 22, 2005Publication date: June 26, 2008Inventors: Peer Kirsch, Klaus-Dieter Franz, Andreas Ruhl
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Publication number: 20080116419Abstract: The instant invention relates to mesogenic media comprising one or more compounds which comprise two or more mesogenic groups two of which are linked to the ortho-positions of an aromatic ring, preferably of formula (I) wherein the parameters are as specified in the text, preferably the instant invention relates to mesogenic media showing a blue phase and their use in electro-optical light modulation elements and their respective use in displays, as well as to such devices. The instant invention further relates to compounds of formula (I).Type: ApplicationFiled: December 22, 2005Publication date: May 22, 2008Applicant: MERCK PATENT GMBHInventors: Peer Kirsch, Gerald Unger, Andreas Ruhl, Michael Heckmeier, Peter Best, John Patrick
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Publication number: 20070269614Abstract: Liquid-crystalline compounds of the formula I in which R1, A1, A2, Z1, Z2, X, a, b, L1, L2 and L3 are as defined herein, and to liquid-crystalline media comprising at least one compound of the formula I and to electro-optical displays containing a liquid-crystalline medium of this type.Type: ApplicationFiled: July 23, 2007Publication date: November 22, 2007Inventors: Michael Heckmeier, Peer Kirsch, Joachim Krause, Alexander Hahn, Andreas Ruhl