Patents by Inventor Tatsuo Nakata
Tatsuo Nakata 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: 11869166Abstract: A microscope system comprising an eyepiece, an objective that guides light from a sample to the eyepiece, a tube lens that is disposed on a light path between the eyepiece and the objective and forms an optical image of the sample on the basis of light therefrom, a projection apparatus that projects a projection image including a first assistance image onto an image plane on which the optical image is formed, and a processor that performs processes. The processes include generating projection image data representing the projection image. The first assistance image is an image of the sample in which a region wider than an actual field of view corresponding to the optical image is seen, The first assistance image is projected onto a portion of the image plane that is close to an outer edge of the optical image.Type: GrantFiled: March 9, 2021Date of Patent: January 9, 2024Assignee: Evident CorporationInventors: Tatsuo Nakata, Akifumi Kabeya, Takashi Yoneyama, Hiroshi Sasaki
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Patent number: 11662565Abstract: A microscope system 1 includes an eyepiece 104, an objective 102 that guides light from a sample to the eyepiece 104, and a tube lens 103 that is disposed on a light path between the eyepiece 104 and the objective 102 and forms an optical image of the sample on the basis of light therefrom. The microscope system 1 further includes a projection apparatus 133 that projects first and second projection images onto an image plane on which the optical image is formed, in a manner such that the first and second projection images are capable of being distinguished from each other. The first projection image is based on an analysis result provided by a computer for the digital image data of the sample. The second projection image is based on an input operation performed by a user and includes at least input information provided by the user.Type: GrantFiled: March 9, 2021Date of Patent: May 30, 2023Assignee: EVIDENT CORPORATIONInventors: Akifumi Kabeya, Tetsuya Shirota, Tatsuo Nakata
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Patent number: 11594051Abstract: A microscope system includes an eyepiece, an objective, a tube lens that is disposed between the eyepiece and the objective, a projection apparatus that projects a projection image onto an image plane on which an optical image is formed by the tube lens, and a processor that performs processes. The processes include performing for digital image data of the sample at least one analysis process selected from a plurality of analysis processes, and generating projection image data representing the projection image on the basis of the analysis result and the at least one analysis process. The projection image data indicates the analysis result in a display format including an image color corresponding to the at least one analysis process. The generating the projection image data includes determining a color for the projection image in accordance with the at least one analysis process selected from the plurality of analysis processes.Type: GrantFiled: March 9, 2021Date of Patent: February 28, 2023Assignee: Evident CorporationInventors: Takashi Yoneyama, Akifumi Kabeya, Yosuke Tani, Tatsuo Nakata, Masayoshi Karasawa
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Publication number: 20210215923Abstract: A microscope system includes an eyepiece, an objective, a tube lens, an imaging apparatus, a projection apparatus that projects a projection image onto an image plane between the tube lens and the eyepiece on which an optical image is formed, and a control apparatus. The control apparatus manages microscope information including at least a first magnification at which an image of the sample is projected onto the image plane, a second magnification at which an image of the sample is projected onto the imaging apparatus, a third magnification at which an image of the projection apparatus is projected onto the image plane, and sizes of the imaging apparatus and the projection apparatus. The control apparatus includes a processor. The processor generates projection image data representing the projection image based on at least the microscope information.Type: ApplicationFiled: March 9, 2021Publication date: July 15, 2021Applicant: OLYMPUS CORPORATIONInventors: Tatsuo NAKATA, Hiroshi SASAKI, Tetsuya SHIROTA
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Publication number: 20210192179Abstract: A microscope system comprising an eyepiece, an objective that guides light from a sample to the eyepiece, a tube lens that is disposed on a light path between the eyepiece and the objective and forms an optical image of the sample on the basis of light therefrom, a projection apparatus that projects a projection image including a first assistance image onto an image plane on which the optical image is formed, and a processor that performs processes. The processes include generating projection image data representing the projection image. The first assistance image is an image of the sample in which a region wider than an actual field of view corresponding to the optical image is seen, The first assistance image is projected onto a portion of the image plane that is close to an outer edge of the optical image.Type: ApplicationFiled: March 9, 2021Publication date: June 24, 2021Applicant: OLYMPUS CORPORATIONInventors: Tatsuo NAKATA, Akifumi KABEYA, Takashi YONEYAMA, Hiroshi SASAKI
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Publication number: 20210192181Abstract: A microscope system includes an eyepiece, an objective, a tube lens that is disposed between the eyepiece and the objective, a projection apparatus that projects a projection image onto an image plane on which an optical image is formed by the tube lens, and a processor that performs processes. The processes include performing for digital image data of the sample at least one analysis process selected from a plurality of analysis processes, and generating projection image data representing the projection image on the basis of the analysis result and the at least one analysis process. The projection image data indicates the analysis result in a display format including an image color corresponding to the at least one analysis process. The generating the projection image data includes determining a color for the projection image in accordance with the at least one analysis process selected from the plurality of analysis processes.Type: ApplicationFiled: March 9, 2021Publication date: June 24, 2021Applicant: OLYMPUS CORPORATIONInventors: Takashi YONEYAMA, Akifumi KABEYA, Yosuke TANI, Tatsuo NAKATA, Masayoshi KARASAWA
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Publication number: 20210191101Abstract: A microscope system 1 includes an eyepiece 104, an objective 102 that guides light from a sample to the eyepiece 104, and a tube lens 103 that is disposed on a light path between the eyepiece 104 and the objective 102 and forms an optical image of the sample on the basis of light therefrom. The microscope system 1 further includes a projection apparatus 133 that projects first and second projection images onto an image plane on which the optical image is formed, in a manner such that the first and second projection images are capable of being distinguished from each other. The first projection image is based on an analysis result provided by a computer for the digital image data of the sample. The second projection image is based on an input operation performed by a user and includes at least input information provided by the user.Type: ApplicationFiled: March 9, 2021Publication date: June 24, 2021Applicant: OLYMPUS CORPORATIONInventors: Akifumi KABEYA, Tetsuya SHIROTA, Tatsuo NAKATA
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Patent number: 10684456Abstract: A microscope includes: a light source, an objective, a varifocal optical system that is arranged on an illumination light path between the objective and the light source, a reflection optical system that deflects an illumination light axis of the illumination light toward an optical axis of the objective, and a rotator that rotates the objective and the reflection optical system around a rotation axis that is orthogonal to the optical axis of the objective.Type: GrantFiled: October 13, 2016Date of Patent: June 16, 2020Assignee: OLYMPUS CORPORATIONInventors: Yuya Miyazono, Tatsuo Nakata, Kenichi Kusaka
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Patent number: 10302925Abstract: To provide a microscope including: an objective optical system that condenses light from a sample; a relay optical system that relays the light condensed by the objective optical system; a photodetector detects the light coming from the objective optical system and relayed by the relay optical system; and a variable-focus optical system disposed at a position between the photodetector and the objective optical system, the position being optically conjugate to a pupil of the objective optical system, the variable-focus optical system being capable of changing a focal position of the objective optical system in a direction along an objective optical axis.Type: GrantFiled: October 25, 2017Date of Patent: May 28, 2019Assignee: OLYMPUS CORPORATIONInventors: Tatsuo Nakata, Kenichi Kusaka
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Patent number: 10281699Abstract: A microscope system includes an objective lens that focuses, on a specimen, illumination light produced by a light source. An illumination-area switching mechanism is disposed between the objective lens and the specimen and switches an illumination area irradiated with the illumination light focused by the objective lens among a plurality of illumination areas on the specimen that are located outside an objective optical axis of the objective lens. An inner focus lens is disposed on the objective optical axis between the light source and the objective lens and changes a focus position of the objective lens in a direction along the objective optical axis.Type: GrantFiled: August 23, 2017Date of Patent: May 7, 2019Assignee: Olympus CorporationInventors: Tatsuo Nakata, Atsushi Doi, Kentaro Imoto
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Publication number: 20180136445Abstract: To provide a microscope including: an objective optical system that condenses light from a sample; a relay optical system that relays the light condensed by the objective optical system; a photodetector detects the light coming from the objective optical system and relayed by the relay optical system; and a variable-focus optical system disposed at a position between the photodetector and the objective optical system, the position being optically conjugate to a pupil of the objective optical system, the variable-focus optical system being capable of changing a focal position of the objective optical system in a direction along an objective optical axis.Type: ApplicationFiled: October 25, 2017Publication date: May 17, 2018Applicant: OLYMPUS CORPORATIONInventors: Tatsuo NAKATA, Kenichi KUSAKA
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Publication number: 20180059397Abstract: Provided is a microscope system including: an objective lens that focuses, on a specimen, illumination light produced by a light source; an illumination-area switching mechanism that is disposed between the objective lens and the specimen and that switches an illumination area irradiated with the illumination light focused by the objective lens among a plurality of illumination areas on the specimen that are located outside the objective optical axis of the objective lens; and an inner focus lens that is disposed on the objective optical axis between the light source and the objective lens and that changes the focus position of the objective lens in the direction along the objective optical axis.Type: ApplicationFiled: August 23, 2017Publication date: March 1, 2018Applicant: OLYMPUS CORPORATIONInventors: Tatsuo NAKATA, Atsushi DOI, Kentaro IMOTO
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Publication number: 20170108683Abstract: A microscope includes: a light source, an objective, a varifocal optical system that is arranged on an illumination light path between the objective and the light source, a reflection optical system that deflects an illumination light axis of the illumination light toward an optical axis of the objective, and a rotator that rotates the objective and the reflection optical system around a rotation axis that is orthogonal to the optical axis of the objective.Type: ApplicationFiled: October 13, 2016Publication date: April 20, 2017Applicant: OLYMPUS CORPORATIONInventors: Yuya MIYAZONO, Tatsuo NAKATA, Kenichi KUSAKA
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Patent number: 8994806Abstract: A microscope apparatus organizes and stores a plurality of types of image information acquired by a plurality of image acquisition methods at different timings. The microscope apparatus includes a time counting unit for counting time, a plurality of different image acquisition units, and a storage unit for storing image information, when acquired by any one of the image acquisition units, and timing information counted by the time counting unit, by having them associated with each other. Even if the image acquisition units acquire different types of image information at different timings, the timing information can be used to call up the image information stored in the storage unit in a chronological order.Type: GrantFiled: July 1, 2010Date of Patent: March 31, 2015Assignee: Olympus CorporationInventors: Mitsuhiro Nakano, Tatsuo Nakata
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Patent number: 8730574Abstract: A microscope system includes a culture unit for holding and cultivating a specimen while maintaining constant temperature and humidity; a stage for holding the culture unit; a first light-converging optical system for converging illumination light emitted from a light source on the specimen; a second light-converging optical system for converging transmitted light that has passed through the specimen; a transmitted-light pinhole provided at a position optically conjugate to the light-converging position of illumination light on the specimen to cut off part of transmitted light converged by the second light-converging optical system; a transmitted-light detector that detects transmitted light that has passed through the transmitted-light pinhole; a moving system for moving the first and second light-converging optical systems, the transmitted-light pinhole, and the transmitted-light detector and the stage relative to each other; a housing that encloses these components and cuts off external light; and a controType: GrantFiled: November 29, 2010Date of Patent: May 20, 2014Assignee: Olympus CorporationInventors: Akinori Araya, Tatsuo Nakata
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Patent number: 8699128Abstract: A laser scanning microscope includes a culture vessel that accommodates a specimen and is capable of maintaining an interior temperature and humidity thereof, and an optical system space adjacent and optically connected to the culture vessel. The optical system space includes a scanner that two-dimensionally scans ultrashort pulsed laser light across the specimen; an objective lens that focuses the scanned ultrashort pulsed laser light on the specimen and collects light coming from the specimen; a dichroic mirror, disposed between the scanner and the objective lens, that splits off the light coming from the specimen from the laser light; a photodetector that detects the split-off light coming from the specimen; and an outer cover, provided so as to surround the optical system space, that blocks light coming from outside the optical system space.Type: GrantFiled: October 7, 2010Date of Patent: April 15, 2014Assignee: Olympus CorporationInventors: Yusuke Yamashita, Tatsuo Nakata
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Patent number: 8542438Abstract: A laser scanning microscope includes a stage that moves a sample placed thereon, a laser light source that emits laser light, a line-focus optical system that focuses the laser light into a line shape, a DMD including a plurality of movable micromirrors that are arrayed in the lengthwise direction of the line shape and that reflect the line-focused laser light, an irradiation optical system that irradiates the sample with the laser light reflected by the DMD, and a photodetector in which a plurality of channels for detecting light from the sample are arrayed in one column, wherein the DMD is driven so that a plurality of micromirrors simultaneously reflect the laser light and so that micromirrors that reflect the laser light are sequentially switched, wherein the stage moves the sample in a direction crossing the array direction of a plurality of light spots formed on the sample.Type: GrantFiled: November 18, 2010Date of Patent: September 24, 2013Assignee: Olympus CorporationInventors: Tatsuo Nakata, Kosuke Takagi
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Patent number: 8531762Abstract: A confocal microscope apparatus comprises a first optical scanning system which obtains a scan image of a sample using a laser beam from a first laser light source, a second optical scanning system which scans specific regions of a sample with a laser beam from a second laser light source that is different from the first laser light source, thereby causing a particular phenomenon, and a beam diameter varying mechanism which can change the beam diameter of the laser beam of at least one of the first optical scanning system and the second optical scanning system. With this configuration, the apparatus further comprises an excitation light intensity distribution calculator which calculates and stores the excitation light intensity distribution along a depth direction on the sample surface from the beam diameter of the laser beam output from the beam diameter varying mechanism.Type: GrantFiled: October 27, 2011Date of Patent: September 10, 2013Assignee: Olympus Optical Co., Ltd.Inventor: Tatsuo Nakata
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Patent number: 8445865Abstract: A scanning microscope device includes a light source that emits laser light; an X-Y galvanometer mirror that scans the laser light on a sample; an objective lens that irradiates the sample with the scanned laser light and collects fluorescence generated at an irradiated position; a non-descan-detection excitation DM that is disposed between the X-Y galvanometer mirror and the objective lens and separates the laser light and the fluorescence from each other; a fiber that receives the separated fluorescence through an entrance end thereof and emits the fluorescence from an exit end thereof that is formed in a substantially linear shape; a diffraction grating that disperses the fluorescence emitted from the exit end of the fiber in a direction orthogonal to a longitudinal direction of the exit end; and a multi-anode PMT having plural cells arrayed in the dispersing direction of the dispersed fluorescence.Type: GrantFiled: May 21, 2010Date of Patent: May 21, 2013Assignee: Olympus CorporationInventors: Hiroshi Sasaki, Tatsuo Nakata
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Patent number: 8159663Abstract: To enable both observations of coherent anti-Stokes Raman scattering light and multiphoton fluorescence in a same apparatus so as to observe a specimen by various observation methods. There is provided a laser microscope apparatus comprising: two optical paths for guiding pulsed laser beams having two different frequencies whose frequency difference is approximately equal to a specific molecular vibration frequency in a specimen; a multiplexer for combining the pulsed laser beams guided through these two optical paths; and a frequency dispersion adjuster which is provided on at least one of these two optical paths, and is capable of adjustment to approximately equalize frequency dispersion quantities of the pulsed laser beams guided through the two optical paths.Type: GrantFiled: May 20, 2009Date of Patent: April 17, 2012Assignee: Olympus CorporationInventors: Shinichi Takimoto, Takeshi Hashimoto, Hirokazu Kubo, Tatsuo Nakata