Patents by Inventor Takahiro Higuchi
Takahiro Higuchi 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: 20240147080Abstract: In an image processing apparatus, an image signal of a plurality of polarized lights is input, for each set of image signals corresponding to the polarized lights, a maximum value of polarization intensities of polarization components of the image signals and a polarization angle at which the maximum value of the polarization intensities is obtained are found, and a target area to which polarization reduction is to be applied is found based on the image signal and a statistical area is set in the target area. Representative intensity and angle which are modes of the polarization intensities and angles of the sets included in the statistical area are found, and first correction processing for correcting each image signal of the sets included in the target area is performed using the representative intensity and angle according to the polarization angle of the each image signal.Type: ApplicationFiled: January 10, 2024Publication date: May 2, 2024Inventors: Takuya NABESHIMA, Takenori KOBUSE, Takahiro KAMIKURA, Shigeharu AOKI, Kento WATANABE, Daisuke HIGUCHI
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Publication number: 20240101483Abstract: To provide at least one of: a powder composition from which a calcined body with similar processability can be produced without requiring the application of different forming conditions and calcination conditions for each composition; a method for producing the powder composition; a calcined body produced from the powder composition; a method for producing the calcined body; and uses thereof. A powder composition including: two or more types of zirconia in which a lanthanoid rare-earth element is dissolved; a transition metal element other than zirconium and hafnium; and a remainder composed of zirconia stabilized only by one or more selected from the group consisting of yttrium, calcium and magnesium, wherein a different lanthanoid rare-earth element is dissolved in each zirconia in which the lanthanoid rare-earth element is dissolved, and a transition metal element content is 1500 ppm or less.Type: ApplicationFiled: January 19, 2022Publication date: March 28, 2024Applicant: TOSOH CORPORATIONInventors: Sho AZECHI, Yuki USHIO, Takahiro SHIMIZU, Yuya HIGUCHI, Hitoshi NAGAYAMA, Hiroyuki FUJISAKI, Kenji IMAI, Risa KAWASHIMA
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Patent number: 11944010Abstract: An organic electroluminescent device having an anode, a cathode, and a light emitting layer between the anode and the cathode, in which the light emitting layer contains a first organic compound, a second organic compound, and a third organic compound that satisfy the following expression (A), the second organic compound is a delayed fluorescent material, and the third organic compound is a light emitting material, is capable of enhancing the light emission efficiency. ES1(A), ES1(B) and ES1(C) represent a lowest, singlet excitation energy level of the first, second and third organic compound, respectively.Type: GrantFiled: June 29, 2022Date of Patent: March 26, 2024Assignee: KYULUX, INC.Inventors: Hajime Nakanotani, Chihaya Adachi, Takahiro Higuchi, Taro Furukawa
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Patent number: 11913684Abstract: A fluid circulation circuit includes a flow passage switching valve. The flow passage switching valve includes a body and a switcher. The body includes a first inlet, a second inlet, and outlets including a first outlet. The switcher is capable of switching a passage configuration to a state in which a fluid that has flowed in from the first inlet flows out of either one of the outlets and a state in which the fluid that has flowed in from the second inlet flows out of either one of the outlets.Type: GrantFiled: October 14, 2021Date of Patent: February 27, 2024Assignee: DENSO CORPORATIONInventors: Masamichi Makihara, Yoshiki Katoh, Takahiro Maeda, Kuniyoshi Tanioka, Akira Higuchi, Takehito Mizunuma, Takuya Hamada
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Publication number: 20230243710Abstract: A piezoelectric element includes a plurality of vibration regions that are separated from each other by a slit, and the slit is formed to have a tapered portion that is tapered from a first surface of the vibration regions on an opposite side to a support to a second surface opposite to the first surface. An electrode film is positioned inside than the slit when being viewed from a normal direction orthogonal to the first surface, and an angle formed by a side surface of the tapered portion in the vibration region and a surface parallel to the first surface is in a range of 39 to 81 degrees.Type: ApplicationFiled: April 7, 2023Publication date: August 3, 2023Inventors: TOMOYA JOMORI, RYUICHIRO ABE, DAISUKE KOBAYASHI, TAKAHIRO HIGUCHI, YUTAKA HAYAKAWA, MINEKAZU SAKAI, KAZUAKI MAWATARI, YUJI KOYAMA, MASAAKI TANAKA
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Publication number: 20220344598Abstract: An organic electroluminescent device having an anode, a cathode, and a light emitting layer between the anode and the cathode, in which the light emitting layer contains a first organic compound, a second organic compound, and a third organic compound that satisfy the following expression (A), the second organic compound is a delayed fluorescent material, and the third organic compound is a light emitting material, is capable of enhancing the light emission efficiency. ES1(A), ES1(B) and ES1(C) represent a lowest, singlet excitation energy level of the first, second and third organic compound, respectively.Type: ApplicationFiled: June 29, 2022Publication date: October 27, 2022Inventors: Hajime NAKANOTANI, Chihaya ADACHI, Takahiro HIGUCHI, Taro FURUKAWA
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Patent number: 11450817Abstract: An organic electroluminescent device having an anode, a cathode, and a light emitting layer between the anode and the cathode, in which the light emitting layer contains a first organic compound, a second organic compound, and a third organic compound that satisfy the following expression (A), the second organic compound is a delayed fluorescent material, and the third organic compound is a light emitting material, is capable of enhancing the light emission efficiency. ES1(A), ES1(B) and ES1(C) represent a lowest singlet excitation energy level of the first, second and third organic compound, respectively.Type: GrantFiled: October 15, 2020Date of Patent: September 20, 2022Assignee: KYULUX, INC.Inventors: Hajime Nakanotani, Chihaya Adachi, Takahiro Higuchi, Taro Furukawa
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Publication number: 20220096667Abstract: A compound according to following formula can be prepared, where R1 is an F or I residue.Type: ApplicationFiled: January 9, 2020Publication date: March 31, 2022Applicant: GUANGZHOU MIPHERE MEDICAL TECHNOLOGY CO., LTD.Inventors: Xinyu CHEN, Michael Decker, Takahiro Higuchi
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Patent number: 11192781Abstract: A semiconductor device includes: a silicon layer in which a trench is disposed; a surface structure portion disposed on the silicon layer at a position distant from the trench and having a surface provided by a metal layer; and a low electric conductivity portion disposed on the surface of the metal layer or in a part of the resist disposed on the trench side of the metal layer, and having an electric conductivity lower than at least a part of the metal layer covering a trench side portion of the surface of the metal layer.Type: GrantFiled: April 5, 2019Date of Patent: December 7, 2021Assignee: DENSO CORPORATIONInventors: Takahiro Higuchi, Yusuke Kawai, Sumio Ito
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Publication number: 20210074927Abstract: An organic electroluminescent device having an anode, a cathode, and a light emitting layer between the anode and the cathode, in which the light emitting layer contains a first organic compound, a second organic compound, and a third organic compound that satisfy the following expression (A), the second organic compound is a delayed fluorescent material, and the third organic compound is a light emitting material, is capable of enhancing the light emission efficiency. ES1(A), ES1(B) and ES1 (C) represent a lowest singlet excitation energy level of the first, second and third organic compound, respectively.Type: ApplicationFiled: October 15, 2020Publication date: March 11, 2021Inventors: Hajime NAKANOTANI, Chihaya ADACHI, Takahiro HIGUCHI, Taro FURUKAWA
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Patent number: 10862047Abstract: An organic electroluminescent device having an anode, a cathode, and a light emitting layer between the anode and the cathode, in which the light emitting layer contains a first organic compound, a second organic compound, and a third organic compound that satisfy the following expression (A), the second organic compound is a delayed fluorescent material, and the third organic compound is a light emitting material, is capable of enhancing the light emission efficiency. ES1(A), ES1(B) and ES1(C) represent a lowest singlet excitation energy level of the first, second and third organic compound, respectively.Type: GrantFiled: August 13, 2014Date of Patent: December 8, 2020Assignee: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATIONInventors: Hajime Nakanotani, Chihaya Adachi, Takahiro Higuchi, Taro Furukawa
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Patent number: 10658596Abstract: An organic electroluminescent device having an anode, a cathode, and a light emitting layer between the anode and the cathode, in which the light emitting layer contains a first organic compound, a second organic compound, and a third organic compound that satisfy the following expression (A), the second organic compound is a delayed fluorescent material, and the third organic compound is a light emitting material, is capable of enhancing the light emission efficiency. ES1(A), ES1(B) and ES1(C) represent a lowest singlet excitation energy level of the first, second and third organic compound, respectively.Type: GrantFiled: August 13, 2014Date of Patent: May 19, 2020Assignee: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATIONInventors: Hajime Nakanotani, Chihaya Adachi, Takahiro Higuchi, Taro Furukawa
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Publication number: 20190315622Abstract: A semiconductor device includes: a silicon layer in which a trench is disposed; a surface structure portion disposed on the silicon layer at a position distant from the trench and having a surface provided by a metal layer; and a low electric conductivity portion disposed on the surface of the metal layer or in a part of the resist disposed on the trench side of the metal layer, and having an electric conductivity lower than at least a part of the metal layer covering a trench side portion of the surface of the metal layer.Type: ApplicationFiled: April 5, 2019Publication date: October 17, 2019Inventors: Takahiro HIGUCHI, Yusuke KAWAI, Sumio ITO
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Patent number: 10290824Abstract: An organic light-emitting device having a layer 10 containing a delayed blue fluorescent material, a layer 11 containing separately or together a green fluorescent material and a red fluorescent material, and a spacer layer 12 arranged between the layer 10 and the layer 11 can efficiently emit white color.Type: GrantFiled: October 30, 2015Date of Patent: May 14, 2019Assignee: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATIONInventors: Hajime Nakanotani, Chihaya Adachi, Takahiro Higuchi
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Patent number: 10230064Abstract: An organic light-emitting device having a layer 10 containing a delayed blue fluorescent material, a layer 11 containing separately or together a green fluorescent material and a red fluorescent material, and a spacer layer 12 arranged between the layer 10 and the layer 11 can efficiently emit white color.Type: GrantFiled: October 30, 2015Date of Patent: March 12, 2019Assignee: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATIONInventors: Hajime Nakanotani, Chihaya Adachi, Takahiro Higuchi
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Publication number: 20170309857Abstract: An organic light-emitting device having a layer 10 containing a delayed blue fluorescent material, a layer 11 containing separately or together a green fluorescent material and a red fluorescent material, and a spacer layer 12 arranged between the layer 10 and the layer 11 can efficiently emit white color.Type: ApplicationFiled: October 30, 2015Publication date: October 26, 2017Inventors: Hajime NAKANOTANI, Chihaya ADACHI, Takahiro HIGUCHI
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Publication number: 20160190478Abstract: An organic electroluminescent device having an anode, a cathode, and a light emitting layer between the anode and the cathode, in which the light emitting layer contains a first organic compound, a second organic compound, and a third organic compound that satisfy the following expression (A), the second organic compound is a delayed fluorescent material, and the third organic compound is a light emitting material, is capable of enhancing the light emission efficiency. ES1(A), ES1(B) and ES1(C) represent a lowest singlet excitation energy level of the first, second and third organic compound, respectively.Type: ApplicationFiled: August 13, 2014Publication date: June 30, 2016Applicant: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATIONInventors: Hajime NAKANOTANI, Chihaya ADACHI, Takahiro HIGUCHI, Taro FURUKAWA
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Patent number: 7954427Abstract: In a rotary stamp with master stamp incorporating a master stamp having an oblong hole from which a desired print section of a rotary stamp is exposed in the bottom part of a grip case containing the rotary stamp, a thin melt-processed laminated belt produced by treating the superficial layer of a laminated belt foundation composed of porous thermoplastic resin belt base and an ink circulation reinforced rear fabric such that only a print section is left in a porous state while the other part of the belt is melt processed into anon-porous state that is used as an endless print belt, with the oblong hole in the master stamp formed in a size which allows the belt to pass along a bridge part without the surfaces making contact therewith.Type: GrantFiled: March 25, 2008Date of Patent: June 7, 2011Assignee: Shachihata Inc.Inventors: Hirotoshi Ishikawa, Hirofumi Kondo, Shogo Ichise, Takahiro Higuchi, Taketoshi Ota
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Patent number: 7954428Abstract: An endless print belt for rotary stamp in which a plurality of print sections are disposed and spaced-out between each other on a surface of a print belt main body, with at least the print surface of the print section being formed of porous material, wherein a groove in the width direction is formed at an intermediate position of each spaced-out part. Preferably, the spaced-out part is formed such that the surface thereof is in a non-porous state and both ends of the groove are formed into a bund part, for preventing ink from running out.Type: GrantFiled: March 25, 2008Date of Patent: June 7, 2011Assignee: Shachihata Inc.Inventors: Hirotoshi Ishikawa, Hirofumi Kondo, Shogo Ichise, Takahiro Higuchi, Taketoshi Ota
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Patent number: 7466893Abstract: Disclosed is an optical waveguide-forming curable resin composition and optical waveguide-forming curable dry film which are capable of forming cured resin articles that have high heat resistance, excellent mechanical strength and high transparency, and possess properties required for forming optical waveguides, such as low thermal expansion, low transmission loss, etc. The present invention provides a curable resin composition for forming an optical waveguide, the composition comprising a hydrolyzable silyl-containing silane-modified epoxy resin (A) having an average of at least one hydrolyzable silyl group and an average of at least one epoxy group per molecule; and a resin (B) having, per molecule, an average of at least one functional group that is reactive with an epoxy group; and an optical waveguide-forming curable dry film formed using the resin composition.Type: GrantFiled: February 24, 2005Date of Patent: December 16, 2008Assignee: Kansai Paint Co., Ltd.Inventors: Takahiro Higuchi, Genji Imai