Patents by Inventor Takashi Nagata
Takashi Nagata 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: 20250123431Abstract: An optical filter includes: a dielectric multilayer film 1; a substrate comprising a near-infrared ray absorbing glass and a resin film; and a dielectric multilayer film 2 in this order. The resin film comprises a near-infrared ray absorbing dye and a resin, the near-infrared ray absorbing glass is a fluorophosphate glass containing P, Cu, and F, and the optical filter satisfies all of the spectral characteristics (i-1) to (i-3), (i-5), and (i-13).Type: ApplicationFiled: December 26, 2024Publication date: April 17, 2025Applicant: AGC INC.Inventors: Takashi NAGATA, Takahiro SAKAGAMI, Kazuhiko SHIONO
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Publication number: 20250116803Abstract: An optical filter includes a glass substrate having a first main surface, a second main surface opposite the first main surface, and an end surface connecting the first and second main surfaces, the glass substrate being a phosphate glass containing an absorbent, and a first antireflection layer disposed directly or indirectly on the first main surface of the glass substrate, wherein the first main surface of the glass substrate is coated with a first inorganic film, and a second inorganic film is provided directly or indirectly on the second main surface of the glass substrate, with the end surface being coated with a third inorganic film, and wherein the first inorganic film is a film that is closest to the glass substrate among films constituting the first antireflection layer, or a film that is different from a film composed of a plurality of films constituting the first antireflection layer.Type: ApplicationFiled: December 16, 2024Publication date: April 10, 2025Applicant: AGC Inc.Inventors: Kazuhiko SHIONO, Yayoi YAMAMORI, Takahiro SAKAGAMI, Takashi NAGATA, Katsushi KAMIJYO
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Publication number: 20250116802Abstract: An optical filter includes a glass substrate having a first main surface and a second main surface opposite each other and including phosphoric acid glass, a first antireflective layer disposed directly or indirectly on the first main surface of the glass substrate, and a resin layer, containing dye, disposed as one or more layers directly or indirectly on the second main surface of the glass substrate, wherein the glass substrate includes a predetermined range of amount of oxides, wherein the dye has a maximum absorption wavelength in the resin layer at a wavelength range of 690 to 800 nm, wherein thickness of the resin layer is 10 ?m or less, wherein the optical filter has all spectral characteristics specified in (a-1) to (a-6), and wherein a Haze value of the optical filter is 2% or less.Type: ApplicationFiled: December 19, 2024Publication date: April 10, 2025Applicant: AGC Inc.Inventors: Kazuhiko SHIONO, Takuro SHIMADA, Yuichiro ORITA, Takahiro SAKAGAMI, Takashi NAGATA, Katsushi KAMIJYO
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Publication number: 20250052935Abstract: An optical filter includes: an absorber including an inorganic material including ytterbium; an absorption layer including a dye and a resin, the dye having a maximum absorption wavelength between 350 nm and 1,200 nm; and a dielectric multilayer film. The absorber may have a flat plate shape, and the absorber may have a thickness of 3 mm or less.Type: ApplicationFiled: October 22, 2024Publication date: February 13, 2025Applicant: AGC Inc.Inventors: Motoshi NAKAYAMA, Takahiro SAKAGAMI, Takashi NAGATA, Kazuhiko SHIONO
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Publication number: 20250052934Abstract: An optical filter, includes: a substrate, a dielectric multilayer film 1 laid on or above one major surface of the substrate, and a dielectric multilayer film 2 laid on or above the other major surface of the substrate, in which the substrate includes a near infrared ray absorbing glass and a resin film, the resin film includes a resin and a pigment (NIR1), and the optical filter satisfies all of spectral characteristics (i-1) to (i-3), (i-6) to (i-8), and (i-10) to (i-13).Type: ApplicationFiled: October 25, 2024Publication date: February 13, 2025Applicant: AGC Inc.Inventors: Kazuhiko SHIONO, Takashi NAGATA
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Publication number: 20250044489Abstract: The present invention pertains to an optical filter including: a light-absorbing material Y900-1000 having a maximum absorption wavelength in a wavelength region of 900 nm to 1,000 nm, and a dielectric multilayer film, in which the optical filter satisfies all of spectral characteristics (i-1) to (i-6), and the optical filter may satisfy spectral characteristic (i-7).Type: ApplicationFiled: October 22, 2024Publication date: February 6, 2025Applicant: AGC Inc.Inventors: Motoshi NAKAYAMA, Takahiro SAKAGAMI, Takashi NAGATA, Kazuhiko SHIONO
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Publication number: 20250044490Abstract: An optical filter includes: a light-absorbing material X800S having a maximum absorption wavelength in a wavelength region shorter than 800 nm; a light-absorbing material Y850L having a maximum absorption wavelength in a wavelength region longer than 850 nm; and a dielectric multilayer film, in which the optical filter satisfies spectral characteristics (i-1) to (i-5).Type: ApplicationFiled: October 22, 2024Publication date: February 6, 2025Applicant: AGC Inc.Inventors: Motoshi NAKAYAMA, Takahiro SAKAGAMI, Takashi NAGATA, Kazuhiko SHIONO
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Publication number: 20250012956Abstract: An optical filter, includes: a substrate, a diciectric multilayer film 1 laid on or above one major surface of the substrate, and a dielectric multilayer film 2 laid on or above the other major surface of the substrate, in which the substrate includes a near infrared ray absorbing glass and a resin film, the resin film includes a resin and a pigment (NIR1), and the optical filter satisfies all of spectral characteristics (i-1) to (1-5), (i-7) to (i-10), (i-12) and (i-14).Type: ApplicationFiled: September 16, 2024Publication date: January 9, 2025Applicant: AGC Inc.Inventors: Kazuhiko SHIONO, Takeru WAKABAYASHI, Takashi NAGATA
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Publication number: 20250005904Abstract: A processing unit classifies multiple images taken inside a subject's body into multiple groups based on a certain criterion. The processing unit distinguishably displays images in the multiple groups.Type: ApplicationFiled: September 13, 2024Publication date: January 2, 2025Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Shiho MIYAUCHI, Kazuya WATANABE, Takashi NAGATA, Ryo OGUMA, Satomi KOBAYASHI, Kazuya FURUHO, Isao TATESHITA
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Patent number: 12181697Abstract: An optical filter, includes: a substrate, a dielectric multilayer film 1 laid on or above one major surface of the substrate, and a dielectric multilayer film 2 laid on or above the other major surface of the substrate, in which the substrate includes a near infrared ray absorbing glass and a resin film, the resin film includes a resin and a pigment (NIR1), and the optical filter satisfies all of spectral characteristics (i-1) to (i-3), (i-6) to (i-8), and (i-10) to (i-13).Type: GrantFiled: December 27, 2023Date of Patent: December 31, 2024Assignee: AGC Inc.Inventors: Kazuhiko Shiono, Takashi Nagata
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Publication number: 20240428410Abstract: An image group specifying unit specifies one or more image groups including a plurality of lesion image showing a lesion from among a plurality of images acquired during examination. A display control unit displays the plurality of images included in the image groups at a first display frame rate and displays a plurality of images not included in the image groups at a second display frame rate higher than the first display frame rate. The display control unit may display only some of the plurality of images not included in the image groups and hide the rest of the images.Type: ApplicationFiled: September 3, 2024Publication date: December 26, 2024Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Takashi NAGATA, Shiho MIYAUCHI, Kazuya WATANABE, Ryo OGUMA, Satomi KOBAYASHI, Kazuya FURUHO, Isao TATESHITA
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Publication number: 20240427068Abstract: An optical filter includes: a substrate; a dielectric multilayer film (I) laid on or above one main surface of the substrate; and a dielectric multilayer film (II) laid on or above the other main surface of the substrate, in which the substrate includes a near-infrared ray absorbing glass and a resin film, the resin film includes a resin and a dye (NIR1), and the optical filter satisfies specific spectral characteristics.Type: ApplicationFiled: August 27, 2024Publication date: December 26, 2024Applicant: AGC Inc.Inventors: Kazuhiko SHIONO, Kiyokazu ENDO, Takashi NAGATA
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Patent number: 12147065Abstract: An optical filter, includes: a substrate, a dielectric multilayer film 1 laid on or above one major surface of the substrate, and a dielectric multilayer film 2 laid on or above the other major surface of the substrate, in which the substrate includes a near infrared ray absorbing glass and a resin film, the resin film includes a resin and a pigment (NIR1), and the optical filter satisfies all of spectral characteristics (i-1) to (i-5), (i-7) to (i-10), (i-12) and (i-14).Type: GrantFiled: December 27, 2023Date of Patent: November 19, 2024Assignee: AGC Inc.Inventors: Kazuhiko Shiono, Takeru Wakabayashi, Takashi Nagata
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Publication number: 20240345291Abstract: An optical filter includes: a substrate; and a dielectric multilayer film (A) laid on or above at least one main surface of the substrate as an outermost layer, the dielectric multilayer film (A) being configured to reflect a light in a wavelength region of 900 nm or more, in which the substrate includes a resin film including a resin and a dye (I) having a maximum absorption wavelength of 700 nm to 800 nm in the resin, the optical filter transmits a visible light and a light in at least a partial wavelength region of 750 nm to 1000 nm, and the optical filter satisfies all of spectral characteristics (i-1) to (i-9).Type: ApplicationFiled: June 24, 2024Publication date: October 17, 2024Applicant: AGC Inc.Inventors: Kazuhiko SHIONO, Motoshi NAKAYAMA, Takashi NAGATA
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Publication number: 20240192413Abstract: An optical filter, includes: a substrate, a dielectric multilayer film 1 laid on or above one major surface of the substrate, and a dielectric multilayer film 2 laid on or above the other major surface of the substrate, in which the substrate includes a near infrared ray absorbing glass and a resin film, the resin film includes a resin and a pigment (NIR1), and the optical filter satisfies all of spectral characteristics (i-1) to (i-7).Type: ApplicationFiled: January 2, 2024Publication date: June 13, 2024Applicant: AGC Inc.Inventors: Kazuhiko SHIONO, Takuro SHIMADA, Yuichiro ORITA, Kiyokazu ENDO, Takashi NAGATA
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Publication number: 20240176054Abstract: An optical filter, includes: a near infrared ray absorbing glass, dielectric multilayer films laid on or above both major surfaces of the near infrared ray absorbing glass, and an absorption layer laid on or above a surface of at least one of the dielectric multilayer films and having a maximum absorption wavelength in a near infrared light region, in which the optical filter satisfies all of spectral characteristics (i-1) to (i-5).Type: ApplicationFiled: January 22, 2024Publication date: May 30, 2024Applicant: AGC Inc.Inventors: Motoshi NAKAYAMA, Takashi NAGATA, Kazuhiko SHIONO, Takeru WAKABAYASHI
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Publication number: 20240142681Abstract: An optical filter, includes: a substrate, a dielectric multilayer film 1 laid on or above one major surface of the substrate, and a dielectric multilayer film 2 laid on or above the other major surface of the substrate, in which the substrate includes a near infrared ray absorbing glass and a resin film, the resin film includes a resin and a pigment (NIR1), and the optical filter satisfies all of spectral characteristics (i-1) to (i-5), (i-7) to (i-10), (i-12) and (i-14).Type: ApplicationFiled: December 27, 2023Publication date: May 2, 2024Applicant: AGC Inc.Inventors: Kazuhiko SHIONO, Takeru WAKABAYASHI, Takashi NAGATA
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Publication number: 20240142680Abstract: An optical filter, includes: a substrate, a dielectric multilayer film 1 laid on or above one major surface of the substrate, and a dielectric multilayer film 2 laid on or above the other major surface of the substrate, in which the substrate includes a near infrared ray absorbing glass and a resin film, the resin film includes a resin and a pigment (NIR1), and the optical filter satisfies all of spectral characteristics (i-1) to (i-3), (i-6) to (i-8), and (i-10) to (i-13).Type: ApplicationFiled: December 27, 2023Publication date: May 2, 2024Applicant: AGC Inc.Inventors: Kazuhiko SHIONO, Takashi NAGATA
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Patent number: 11921025Abstract: A slurry analysis system (14) for estimating a first characteristic of a slurry (12) having a plurality of particles (18) suspended in a dispersion medium (20) can include a slurry filter (40) that filters the slurry (12); and a control system (26) that estimates the first characteristic of the slurry (12) using a flow rate of a filtrate (50) through the slurry filter (40) and a slurry filtration pressure of the slurry (12).Type: GrantFiled: June 25, 2020Date of Patent: March 5, 2024Assignee: Nikon CorporationInventors: Takashi Nagata, Ting-Chien Teng, Yohei Konishi, Kiyoshi Nozaki
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Patent number: 11753914Abstract: A slurry analysis system (14) for estimating a first characteristic of a slurry (12) having a plurality of particles (18) suspended in a dispersion medium (20) can include a flow restriction assembly (40); a sensor assembly (43) that senses a sensed condition of the slurry (12) as it flows through the flow restriction assembly (40); and a control and analysis system (26) that estimates the first characteristic of the slurry (12) based on the sensed condition. Further, the control and analysis system (26) can select a selected clogging behavior using the sensed condition, and estimate the first characteristic based on the selected clogging behavior.Type: GrantFiled: September 24, 2020Date of Patent: September 12, 2023Inventors: Takashi Nagata, Ting-Chien Teng, Kiyoshi Nozaki, Yohei Konishi