Patents by Inventor Yuichi Nishimae
Yuichi Nishimae 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: 20240057478Abstract: An organic electroluminescence device includes an anode, a cathode, and an emitting layer, in which the emitting layer contains a first compound represented by a formula (1) and a delayed fluorescent second compound represented by a formula (2), and singlet energy S1(M1) of the first compound and singlet energy S1(M2) of the second compound satisfy a relationship of Numerical Formula 1, S1(M2)>S1(M1) (Numerical Formula 1).Type: ApplicationFiled: December 16, 2021Publication date: February 15, 2024Applicant: IDEMITSU KOSAN CO.,LTD.Inventors: Kazuki TERADA, Hisato MATSUMOTO, Keiichi YASUKAWA, Yuichiro KAWAMURA, Toshinari OGIWARA, Yuichi NISHIMAE
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HETEROCYCLIC COMPOUND AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE HETEROCYCLIC COMPOUND
Publication number: 20240043453Abstract: Specific heterocyclic compounds, a material, preferably an emitter material, for an organic electroluminescence device containing the specific heterocyclic compounds, an electronic equipment containing the organic electroluminescence device, a light emitting layer containing at least one host and at least one dopant, where the dopant contains at least one of the heterocyclic compounds, and the use of the heterocyclic compounds in an organic electroluminescence device.Type: ApplicationFiled: November 19, 2021Publication date: February 8, 2024Applicant: IDEMITSU KOSAN CO.,LTD.Inventors: Thomas SCHAEFER, Peter MURER, Yuichi NISHIMAE -
HETEROCYCLIC COMPOUND AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE HETEROCYCLIC COMPOUND
Publication number: 20230416278Abstract: Specific heterocyclic compounds and/or a material, preferably an emitter material, may be used for an organic electroluminescence device including such specific heterocyclic compound(s), e.g., of formula (I) Such a device may include such specific heterocyclic compounds, electronic equipment may include such a device, and a light emitting layer may include host(s) and dopant(s), wherein the dopant includes at least one of such specific heterocyclic compounds. The compound of formula (I) may be used in an organic electroluminescence device.Type: ApplicationFiled: October 8, 2021Publication date: December 28, 2023Applicant: Idemitsu Kosan Co.,Ltd.Inventors: Annemarie WOLLEB, Thomas SCHAEFER, Yuichi NISHIMAE, Daniela SUSTAC-ROMAN -
Patent number: 11706981Abstract: Specific polycyclic compounds of the general formula (I) and a process for its preparation, an electronic device comprising at least one of these compounds, an emitting layer, preferably present in an electronic device, comprising at least one compound of general formula (I) and the use of compounds according to general formula (I) in an electronic device as a host material, a charge transporting material, charge and/or exciton blocking material, preferably as a host material or an electron transporting material.Type: GrantFiled: January 9, 2020Date of Patent: July 18, 2023Assignee: Idemitsu Kosan Co., Ltd.Inventors: Yuichi Nishimae, Natalia Chebotareva
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Patent number: 11691983Abstract: Specifically substituted benzofuro- and benzothienoquinolines and their use in electronic devices, especially electroluminescent devices. When used as charge transport material, charge blocker material and/or host material in electroluminescent devices, the specifically substituted benzofuro- and benzothienoquinolines may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices and reduced driving voltage of electroluminescent devices.Type: GrantFiled: June 13, 2017Date of Patent: July 4, 2023Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Yuichi Nishimae, Michelle Groarke, Heinz Wolleb, Annemarie Wolleb, Yuki Nakano, Hideaki Nagashima, Tasuku Haketa, Masahiro Kawamura, Takushi Shiomi
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Publication number: 20230106429Abstract: A compound has, in a molecule, a cyclic structure represented by a formula (1) below; and at least one cyclic structure selected from the group consisting of a cyclic structure represented by a formula (10) below and a cyclic structure represented by a formula (11) below. In the formula (1): R1 to R16 are each independently a hydrogen atom, an alkyl group or the like; and RX and RY are each independently an alkyl group.Type: ApplicationFiled: July 15, 2022Publication date: April 6, 2023Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Yuichi NISHIMAE, Annemarie WOLLEB, Pierre BOUFFLET, Thomas SCHAEFER
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Publication number: 20230083303Abstract: Specific polycyclic compounds, a material for an organic electroluminescence device comprising said specific polycyclic compound, an organic electroluminescence device comprising said specific polycyclic compound, an electronic equipment comprising said organic electroluminescence device, a process for preparing said polycyclic compounds, and the use of said polycyclic compounds in an organic electroluminescence.Type: ApplicationFiled: April 27, 2020Publication date: March 16, 2023Applicant: IDEMITSU KOSAN CO.,LTD.Inventors: Thomas SCHAEFER, Peter MURER, Annemarie WOLLEB, Carsten ROTHE, Yuichi NISHIMAE
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Publication number: 20230006138Abstract: A compound of formula (1) wherein X1 is CR1 or a nitrogen atom, X2 is CR2 or a nitrogen atom, X3 is CR3 or a nitrogen atom, X4 is CR4 or a nitrogen atom, X5 is CR5 or a nitrogen atom, X6 is CR6 or a nitrogen atom, X7 is CR7, a nitrogen atom, or a carbon atom single-bonded to X8, X8 is CR8, a nitrogen atom, or a carbon atom single-bonded to X7, X9 is CR9 or a nitrogen atom, X10 is CR10 or a nitrogen atom, X11 is CR11 or a nitrogen atom, X12 is CR12 or a nitrogen atom, and Q is CRQ or a nitrogen atom, and Y is NRY1, an oxygen atom, a sulfur atom, C(RY2)(RY3) or Si(RY4)(RY5), each R being a hydrogen atom or a substituent.Type: ApplicationFiled: April 20, 2021Publication date: January 5, 2023Applicant: IDEMITSU KOSAN CO.,LTD.Inventors: Hiromi NAKANO, Hisato MATSUMOTO, Yuichi NISHIMAE
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Patent number: 11505561Abstract: Specifically substituted hetero- or carbon-bridged phenylquinazolines of the general formulae (Ia) and (Ib) and a process for their preparation, an electronic device comprising at least one of these compounds, an emitting layer, preferably present in an electronic device, comprising at least one compound of general formulae (Ia) and (Ib) and the use of compounds according to general formulae (Ia) and (Ib) in an electronic device as a host material, a charge transporting material, charge and/or exciton blocking material, preferably as a host material or an electron transporting material.Type: GrantFiled: August 7, 2019Date of Patent: November 22, 2022Assignee: Idemitsu Kosan Co., Ltd.Inventors: Yuichi Nishimae, Natalia Chebotareva
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Patent number: 11209733Abstract: Oxime ester compounds of the formula I, II, III, IV or V wherein Z is for example Z1 for is NO2, unsubstituted or substituted C7-C20aroyl or unsubstituted or substituted C4-C20heteroaroyl; provided that at least one Z1 is other than NO2; Z2 is for example unsubstituted or substituted C7-C20aroyl; R1, R2, R3, R4, R5 and R6 for example are hydrogen, halogen, or unsubstituted or substituted C1-C20alkyl, unsubstituted or substituted C6-C20aryl, or unsubstituted or substituted C4-C20heteroaryl; R9, R10, R11, R12 and R13 for example are hydrogen, halogen, OR16, unsubstituted or substituted C1-C20alkyl; provided that R9 and R13 are neither hydrogen nor fluorine; R14 is for example unsubstituted or substituted C6-C20aryl or C3-C20heteroaryl Q is for example C6-C20arylene or C3-C20heteroarylene; Q1 is —C1-C20alkylene-CO—; Q2 is naphthoylene; Q3 is for example phenylene; L is for example O-alkylene-O—; R15 is for example hydrogen or C1-C20alkyl; R20 is for example hydrogen, or unsubstituted or substitutedType: GrantFiled: September 9, 2019Date of Patent: December 28, 2021Inventors: Yuichi Nishimae, Hisatoshi Kura, Kazuhiko Kunimoto, Ryuhei Yamagami, Keita Tanaka
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Patent number: 11209734Abstract: Oxime ester compounds of the formula I, II, III, IV or V wherein Z is for example Z1 for is NO2, unsubstituted or substituted C7-C20aroyl or unsubstituted or substituted C4-C20heteroaroyl; provided that at least one Z1 is other than NO2; Z2 is for example unsubstituted or substituted C7-C20aroyl; R1, R2, R3, R4, R5 and R6 for example are hydrogen, halogen, or unsubstituted or substituted C1-C20alkyl, unsubstituted or substituted C6-C20aryl, or unsubstituted or substituted C4-C20heteroaryl; R9, R10, R11, R12 and R13 for example are hydrogen, halogen, OR16, unsubstituted or substituted C1-C20alkyl; provided that R9 and R13 are neither hydrogen nor fluorine; R14 is for example unsubstituted or substituted C6-C20aryl or C3-C20heteroaryl Q is for example C6-C20arylene or C3-C20heteroarylene; Q1 is —C1-C20alkylene-CO—; Q2 is naphthoylene; Q3 is for example phenylene; L is for example O-alkylene-O—; R15 is for example hydrogen or C1-C20alkyl; R20 is for example hydrogen, or unsubstituted or substituted C1-Type: GrantFiled: September 9, 2019Date of Patent: December 28, 2021Inventors: Yuichi Nishimae, Hisatoshi Kura, Kazuhiko Kunimoto, Ryuhei Yamagami, Keita Tanaka
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Patent number: 11204554Abstract: Oxime ester compounds of the formula I, II, III, IV or V wherein Z is for example Z1 for is NO2, unsubstituted or substituted C7-C20 aroyl or unsubstituted or substituted C4-C20heteroaroyl; provided that at least one Z1 is other than NO2; Z2 is for example unsubstituted or substituted C7-C20aroyl; R1, R2, R3, R4, R5 and R6 for example are hydrogen, halogen, or unsubstituted or substituted C1-C20alkyl, unsubstituted or substituted C6-C20aryl, or unsubstituted or substituted C4-C20heteroaryl; R9, R10, R11, R12 and R13 for example are hydrogen, halogen, OR16, unsubstituted or substituted C1-C20alkyl; provided that R9 and R13 are neither hydrogen nor fluorine; R14 is for example unsubstituted or substituted C6-C20aryl or C3-C20heteroaryl Q is for example C6-C20arylene or C3-C20heteroarylene; Q1 is —C1-C20alkylene-CO—; Q2 is naphthoylene; Q3 is for example phenylene; L is for example O-alkylene-O—; R15 is for example hydrogen or C1-C20alkyl; R20 is for example hydrogen, or unsubstituted or substituted C1Type: GrantFiled: September 9, 2019Date of Patent: December 21, 2021Inventors: Yuichi Nishimae, Hisatoshi Kura, Kazuhiko Kunimoto, Ryuhei Yamagami, Keita Tanaka
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Publication number: 20210359222Abstract: A compound is represented by a formula (1).Type: ApplicationFiled: April 21, 2021Publication date: November 18, 2021Applicant: IDEMITSU KOSAN CO.,LTD.Inventors: Hiromi NAKANO, Hisato MATSUMOTO, Yuichi NISHIMAE
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Publication number: 20200227652Abstract: Specific polycyclic compounds of the general formula (I) and a process for its preparation, an electronic device comprising at least one of these compounds, an emitting layer, preferably present in an electronic device, comprising at least one compound of general formula (I) and the use of compounds according to general formula (I) in an electronic device as a host material, a charge transporting material, charge and/or exciton blocking material, preferably as a host material or an electron transporting material.Type: ApplicationFiled: January 9, 2020Publication date: July 16, 2020Applicant: Idemitsu Kosan Co., Ltd.Inventors: Yuichi NISHIMAE, Natalia CHEBOTAREVA
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Patent number: 10703762Abstract: A compound represented by the following formula (1):Type: GrantFiled: August 26, 2016Date of Patent: July 7, 2020Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Yu Kudo, Yumiko Mizuki, Masahiro Kawamura, Tomoki Kato, Hirokatsu Ito, Tasuku Haketa, Yuichi Nishimae, Annemarie Wolleb
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Patent number: 10689385Abstract: Novel benzimidazolo[1,2-a]benzimidazoles carrying aryl- or heteroarylnitril groups, an electronic device, comprising said novel benzimidazolo[1,2-a]benzimidazoles carrying aryl- or heteroarylnitril groups, which is preferably an electroluminescent device, a charge transport layer, a charge/exciton blocker layer, or an emitting layer comprising said novel benzimidazolo[1,2-a]benzimidazoles carrying aryl- or heteroarylnitril groups, an apparatus selected from the group consisting of stationary visual display units; mobile visual display units; illumination units; key-boards; items of clothing; furniture; wallpaper, comprising said organic electronic device, or said charge transport layer, said charge/exciton blocker layer, or said emitting layer.Type: GrantFiled: March 31, 2016Date of Patent: June 23, 2020Assignee: IDEMITSU KOSAN CO., LTD.Inventors: Thomas Raimann, Thomas Schaefer, Masatoshi Saito, Heinz Wolleb, Flavio Luiz Benedito, Yuichi Nishimae, Yuki Nakano, Hideaki Nagashima
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Publication number: 20200102329Abstract: Specifically substituted hetero- or carbon-bridged phenylquinazolines of the general formulae (Ia) and (Ib) and a process for their preparation, an electronic device comprising at least one of these compounds, an emitting layer, preferably present in an electronic device, comprising at least one compound of general formulae (Ia) and (Ib) and the use of compounds according to general formulae (Ia) and (Ib) in an electronic device as a host material, a charge transporting material, charge and/or exciton blocking material, preferably as a host material or an electron transporting material.Type: ApplicationFiled: August 7, 2019Publication date: April 2, 2020Applicant: Idemitsu Kosan Co., Ltd.Inventors: Yuichi NISHIMAE, Natalia CHEBOTAREVA
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Patent number: 10584126Abstract: The present invention relates to compounds of formula(I), a process for their production and their use in electronic devices, especially electroluminescent devices. When used as charge transport material and/or host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency and reduced driving voltage of electroluminescent devices.Type: GrantFiled: December 15, 2015Date of Patent: March 10, 2020Assignee: Idemitsu Kosan Co., Ltd.Inventors: Yuichi Nishimae, Julia Kohlstedt, Thomas Schaefer, Hideaki Nagashima
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Publication number: 20200004146Abstract: Oxime ester compounds of the formula I, II, III, IV or V wherein Z is for example Z1 for is NO2, unsubstituted or substituted C7-C20aroyl or unsubstituted or substituted C4-C20heteroaroyl; provided that at least one Z1 is other than NO2; Z2 is for example unsubstituted or substituted C7-C20aroyl; R1, R2, R3, R4, R5 and R6 for example are hydrogen, halogen, or unsubstituted or substituted C1-C20alkyl, unsubstituted or substituted C6-C20aryl, or unsubstituted or substituted C4-C20heteroaryl; R9, R10, R11, R12 and R13 for example are hydrogen, halogen, OR16, unsubstituted or substituted C1-C20alkyl; provided that R9 and R13 are neither hydrogen nor fluorine; R14 is for example unsubstituted or substituted C6-C20aryl or C3-C20heteroaryl Q is for example C6-C20arylene or C3-C20heteroarylene; Q1 is —C1-C20alkylene-CO—; Q2 is naphthoylene; Q3 is for example phenylene; L is for example O-alkylene-O—; R15 is for example hydrogen or C1-C20alkyl; R20 is for example hydrogen, or unsubstituted or substituted C1-C2Type: ApplicationFiled: September 9, 2019Publication date: January 2, 2020Applicant: BASF SEInventors: Yuichi NISHIMAE, Hisatoshi KURA, Kazuhiko KUNIMOTO, Ryuhei YAMAGAMI, Keita TANAKA
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Publication number: 20200004147Abstract: Oxime ester compounds of the formula I, II, III, IV or V wherein Z is for example Z1 for is NO2, unsubstituted or substituted C7-C20aroyl or unsubstituted or substituted C4-C20heteroaroyl; provided that at least one Z1 is other than NO2; Z2 is for example unsubstituted or substituted C7-C20aroyl; R1, R2, R3, R4, R5 and R6 for example are hydrogen, halogen, or unsubstituted or substituted C1-C20alkyl, unsubstituted or substituted C6-C20aryl, or unsubstituted or substituted C4-C20heteroaryl; R9, R10, R11, R12 and R13 for example are hydrogen, halogen, OR16, unsubstituted or substituted C1-C20alkyl; provided that R9 and R13 are neither hydrogen nor fluorine; R14 is for example unsubstituted or substituted C6-C20aryl or C3-C20heteroaryl Q is for example C6-C20arylene or C3-C20heteroarylene; Q1 is C1-C20alkylene-CO—; Q2 is naphthoylene; Q3 is for example phenylene; L is for example O-alkylene-O—; R15 is for example hydrogen or C1-C20alkyl; R20 is for example hydrogen, or unsubstituted or substituted CType: ApplicationFiled: September 9, 2019Publication date: January 2, 2020Applicant: BASF SEInventors: Yuichi NISHIMAE, Hisatoshi KURA, Kazuhiko KUNIMOTO, Ryuhei YAMAGAMI, Keita TANAKA