Patents by Inventor Atsutaka Manabe
Atsutaka Manabe 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: 20240052242Abstract: The new media exhibit a ferroelectric nematic phase preferably at ambient temperature. They preferably comprise one or more compounds selected from the group of compounds of formulae IA, IB and IC, in which the variable groups have the meanings indicated in the text and in the claims. Use of the media for providing ferroelectric nematic materials and a method of operation of an electro-optical device are presented. The media may be useful for energy-saving displays and electrical appliances.Type: ApplicationFiled: November 30, 2021Publication date: February 15, 2024Applicant: MERCK PATENT GMBHInventors: Matthias BREMER, Atsutaka MANABE, Martin KRASKA
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Publication number: 20240043747Abstract: New compounds and their mixtures enable the formation of the ferroelectric nematic liquid crystalline phase at ambient temperature. Compounds of the formula I are presented, in which the variable groups have the meanings indicated in claim 1. Liquid crystal media comprise at least one compound of the formula I.Type: ApplicationFiled: November 30, 2021Publication date: February 8, 2024Applicant: MERCK PATENT GMBHInventors: Matthias BREMER, Atsutaka MANABE, Martin KRASKA
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Publication number: 20240002727Abstract: The new LC media exhibit a ferroelectric nematic phase at ambient temperature. They comprise at least one or more compounds selected from each of formula IA, of formula IB and of the group of formulae IC-1/IC-2/IC-3, in which the variable groups have the meanings indicated in the text and in the claims. The mixtures are useful for electro-optics, electronics, electro-mechanic and other applications for materials with very high dielectric permittivity and other energy-saving applications.Type: ApplicationFiled: November 30, 2021Publication date: January 4, 2024Applicant: MERCK PATENT GMBHInventors: Matthias BREMER, Atsutaka MANABE, Martin KRASKA
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Patent number: 11795398Abstract: The invention relates to a liquid-crystalline medium having a nematic phase comprising one or more compounds of formula X wherein the parameters have the meaning given in the text, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type and to the use of the compounds of formula X for improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds, as well as to the compounds of formula X.Type: GrantFiled: July 2, 2020Date of Patent: October 24, 2023Assignee: MERCK PATENT GMBHInventors: Atsutaka Manabe, Constanze Brocke, Brigitte Schuler
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Publication number: 20230323207Abstract: The present invention relates to a liquid-crystal material (LC media) comprising thiophene derivatives which are stabilised by sterically hindered amines or amine derivatives (HALS, hindered amine light stabilisers), and to liquid-crystal displays (LC displays) which contain these LC materials.Type: ApplicationFiled: April 11, 2023Publication date: October 12, 2023Applicant: MERCK PATENT GMBHInventors: Atsutaka MANABE, Rocco FORTTE, Harald HIRSCHMANN
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Patent number: 11667840Abstract: The present invention relates to liquid-crystalline media comprising one or more compounds of formula DFS in which the groups and parameters occurring have the meanings indicated in claim 1, to high-frequency components comprising same, especially microwave components for high-frequency devices, such as devices for shifting the phase of microwaves, in particular for microwave phased-array antennas. The present invention further relates to novel mesogenic compounds.Type: GrantFiled: October 23, 2017Date of Patent: June 6, 2023Assignee: Merck Patent GmbHInventors: Atsutaka Manabe, Christian Jasper, Volker Reiffenrath, Constanze Brocke, Detlef Pauluth, Dagmar Klass, Michael Wittek, Renate Seeger, Dmitry Ushakov, Beate Schneider
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Patent number: 11667841Abstract: The present invention relates to a compound of the general formula I in which the occurring groups and parameters have the meanings indicated in claim 1, to the use thereof in liquid-crystalline or mesogenic media and to liquid-crystalline or mesogenic media comprising these derivatives.Type: GrantFiled: October 28, 2019Date of Patent: June 6, 2023Assignee: MERCK PATENT GMBHInventors: Matthias Bremer, Constanze Brocke, Atsutaka Manabe, Sven Laut
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Publication number: 20230061307Abstract: The invention relates to a liquid-crystalline medium having a nematic phase comprising one or more compounds of formula X wherein the parameters have the meaning given in the text, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type and to the use of the compounds of formula X for improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds, as well as to certain compounds of formula X, as specified in the text.Type: ApplicationFiled: December 17, 2019Publication date: March 2, 2023Applicant: MERCK PATENT GMBHInventors: Atsutaka MANABE, Constanze BROCKE, Susan (Min Tzu) CHUANG, Sven Christian LAUT, Sabrina PFEIFFER, Ramin TAVAKOLI
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Patent number: 11447703Abstract: The invention relates to a liquid-crystalline medium, preferably having a nematic phase and dielectric anisotropy of 0.5 or more, which comprises one or more compounds of formula T in which and the other parameters have the meanings given in the text, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type, and to the compounds of formula T and their use for the improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds.Type: GrantFiled: June 26, 2019Date of Patent: September 20, 2022Assignee: Merck Patent GmbHInventors: Atsutaka Manabe, Constanze Brocke, Sven Baran, Sebastian Hofmeyer, Alexander Hahn
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Publication number: 20220267676Abstract: The invention relates to a liquid-crystalline medium having a nematic phase comprising one or more compounds of formula X wherein the parameters have the meaning given in the text, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type and to the use of the compounds of formula X for improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds, as well as to the compounds of formula X.Type: ApplicationFiled: July 2, 2020Publication date: August 25, 2022Applicant: MERCK PATENT GMBHInventors: Atsutaka MANABE, Constanze BROCKE, Brigitte SCHULER
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Publication number: 20220228065Abstract: The invention relates to a liquid-crystalline medium, preferably having a nematic phase and dielectric anisotropy of 0.5 or more, which comprises one or more compounds of formula YX in which the parameters have the meanings given in the text, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type, and to the use of the compounds of formula YX for the improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds.Type: ApplicationFiled: March 28, 2022Publication date: July 21, 2022Applicant: MERCK PATENT GMBHInventors: Atsutaka MANABE, Constanze BROCKE, Brigitte SCHULER
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Patent number: 11359142Abstract: A liquid-crystalline medium, preferably having a nematic phase and dielectric anisotropy of 0.5 or more, which comprises one or more compounds of each of formulae T and L in which the parameters have the meanings given in the claims and in the text. The use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type. Also, the compounds of formulae T and L and their use for the improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds.Type: GrantFiled: December 18, 2020Date of Patent: June 14, 2022Assignee: Merck Patent GmbHInventors: Atsutaka Manabe, Constanze Brocke, Sebastian Hofmeyer
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Patent number: 11326102Abstract: The invention relates to a liquid-crystalline medium, preferably having a nematic phase and dielectric anisotropy of 0.5 or more, which comprises one or more compounds of formula YX in which the parameters have the meanings given in the text, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type, and to the use of the compounds of formula YX for the improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds.Type: GrantFiled: September 5, 2018Date of Patent: May 10, 2022Assignee: MERCK PATENT GMBHInventors: Atsutaka Manabe, Constanze Brocke, Brigitte Schuler
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Patent number: 11261163Abstract: The present invention relates to compounds of formula M in which RM has the meaning indicated in claim 1, to liquid crystal mixture comprising the same, to the use of these liquid-crystal media, in particular in components for high-frequency technology, and to components of this type which contain media according to the invention, and to the production and use of these components. The components according to the invention are suitable, in particular, as phase shifters in the microwave and millimetre wave region, for microwave and millimetre wave array antennae and very particularly for so-called tunable “reflectarrays”.Type: GrantFiled: March 22, 2017Date of Patent: March 1, 2022Assignee: Merck Patent GmbHInventors: Matthias Bremer, Atsutaka Manabe
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Publication number: 20210403810Abstract: The present invention relates to a compound of the general formula I in which the occurring groups and parameters have the meanings indicated in claim 1, to the use thereof in liquid-crystalline or mesogenic media and to liquid-crystalline or mesogenic media comprising these derivatives.Type: ApplicationFiled: October 28, 2019Publication date: December 30, 2021Applicant: MERCK PATENT GMBHInventors: Matthias BREMER, Constanze BROCKE, Atsutaka MANABE, Sven LAUT
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Patent number: 11168255Abstract: A liquid-crystalline medium, preferably having a nematic phase and dielectric anisotropy of 0.5 or more, which comprises one or more compounds of formula T in which denotes and the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type, and to the compounds of formula T and their use for the improvement of the transmission and/or response times of a liquid-crystalline medium which contains one or more additional mesogenic compounds.Type: GrantFiled: July 11, 2019Date of Patent: November 9, 2021Assignee: Merck Patent GmbHInventors: Atsutaka Manabe, Constanze Brocke, Sven Baran, Sebastian Hofmeyer, Alexander Hahn
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Patent number: 11152714Abstract: A two-dimensional (2-D) beam steerable phased array antenna is presented comprising a continuously electronically steerable material including a tunable material or a variable dielectric material, preferred a liquid crystal material. A compact antenna architecture including a patch antenna array, tunable phase shifters, a feed network and a bias network is proposed. Similar to the LC display, the proposed antenna is fabricated by using automated manufacturing techniques and therefore the fabrication costs are reduced considerably.Type: GrantFiled: May 3, 2019Date of Patent: October 19, 2021Assignee: Alcan Systems GmbHInventors: Rolf Jakoby, Onur Hamza Karabey, Felix Goelden, Atsutaka Manabe
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Patent number: 11060029Abstract: The invention relates to a liquid-crystalline medium having a nematic phase comprising one or more compounds of formula B wherein the parameters have the meaning given in the text, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type and to the use of the compounds of formula B for improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds.Type: GrantFiled: November 15, 2017Date of Patent: July 13, 2021Assignee: MERCK PATENT GMBHInventors: Atsutaka Manabe, Constanze Brocke
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Publication number: 20210189241Abstract: A liquid-crystalline medium, preferably having a nematic phase and dielectric anisotropy of 0.5 or more, which comprises one or more compounds of each of formulae T and L in which the parameters have the meanings given in the claims and in the text. The use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type. Also, the compounds of formulae T and L and their use for the improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds.Type: ApplicationFiled: December 18, 2020Publication date: June 24, 2021Applicant: Merck Patent GmbHInventors: Atsutaka MANABE, Constanze BROCKE, Sebastian HOFMEYER
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Publication number: 20210139779Abstract: The invention relates to a liquid-crystalline medium, preferably having a nematic phase and dielectric anisotropy of 0.5 or more, which comprises one or more compounds of formula T in which and the other parameters have the meanings given in the text, to the use thereof in an electro-optical display, particularly in an active-matrix display based on the IPS or FFS effect, to displays of this type which contain a liquid-crystalline medium of this type, and to the compounds of formula T and their use for the improvement of the transmission and/or response times of a liquid-crystalline medium which comprises one or more additional mesogenic compounds.Type: ApplicationFiled: June 26, 2019Publication date: May 13, 2021Applicant: Merck Patent GmbHInventors: Atsutaka MANABE, Constanze BROCKE, Sven BARAN, Sebastian HOFMEYER, Alexander HAHN