Patents by Inventor Osamu Nagatsuka
Osamu Nagatsuka 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: 11932029Abstract: An object of the present invention is to provide a temperature adjustment device for a printing machine with a plurality of inking devices mounted therein, the device being capable of adjusting the temperatures of ink smoothing function rollers in the respective inking devices uniformly and accurately. The temperature adjustment device for a printing machine according to the present invention is a temperature adjustment device for a printing machine that adjusts temperatures of rollers in a plurality of inking devices mounted in a printing machine by supplying temperature-regulated water to shaft parts of the rollers, and is characterized by having a plurality of smoothing function roller temperature regulators, provided respectively corresponding to the inking devices, and each adjusting the temperature of the ink smoothing function roller among a series of rollers in each of the inking devices.Type: GrantFiled: May 4, 2022Date of Patent: March 19, 2024Assignee: TOYO SEIKAN CO., LTD.Inventors: Iori Takatori, Ryouta Nagatsuka, Osamu Hatano, Tooru Shimomura
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Patent number: 11525994Abstract: An adapter which controls rotation of a microscope on which a slide is placed and an imaging unit and which easily performs correction of a rotation shift is provided. The adapter includes a first connection member connected to a microscope, a second connection member connected to an imaging unit, a rotation member arranged between the first and second connection members and configured to rotate the second connection member relative to the first connection member using optical axes of the microscope and the imaging unit at a center, a control member configured to be fixed on one of the first and second connection members and control the rotation of the connection member, and a driving member configured to be engaged with the first connection member or the second connection member and change a position of the second connection member relative to the first connection member around the optical axes.Type: GrantFiled: September 28, 2018Date of Patent: December 13, 2022Assignee: Canon Kabushiki KaishaInventors: Akihiro Sakai, Osamu Nagatsuka
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Patent number: 11287632Abstract: A microscope system comprises a microscope body, a stage configured to place a slide as an observation target and move in an X direction and a Y direction. The microscope system changes an arrangement of the placed slide with respect to the stage so as to cause a direction indicated by a mark provided on the slide placed on the stage to align with one of the X direction and the Y direction of the stage.Type: GrantFiled: November 23, 2019Date of Patent: March 29, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa, Osamu Nagatsuka, Koichiro Nishikawa
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Patent number: 11199688Abstract: A stage apparatus for a microscope includes a first stage provided on a mirror base of the microscope and fixed to a stage member that moves in an optical axis direction, a second stage that relatively moves over a surface of the first stage in a first direction, a third stage that relatively moves over a surface of the second stage in a second direction, the third stage having a placement portion for placing a microscope slide, and an exterior cover for covering at least a portion of the second stage and the third stage, the exterior cover being fixed to the first stage or the stage member. The exterior cover provides a space for the second stage and the third stage to move, and exposes the placement portion of the third stage.Type: GrantFiled: October 25, 2019Date of Patent: December 14, 2021Assignees: Canon Kabushiki Kaisha, Canon Precision Inc.Inventors: Tsuguhide Sakata, Masahiro Ando, Osamu Nagatsuka, Koichiro Nishikawa, Koji Kimura, Shigeki Sakurai, Katsuyuki Tanaka, Hiroki Kobayashi, Takuji Okamoto
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Patent number: 10732397Abstract: A microscope system comprises a microscope body, an imaging unit connected to the microscope body and including an image sensor for capturing a microscopic image, and an XY stage configured to place a slide and move in an X direction and a Y direction. The microscope system changes an arrangement of the image sensor with respect to the microscope body so as to cause a direction defined by a pixel arrangement of the image sensor to align with one of the X direction and the Y direction of the XY stage.Type: GrantFiled: December 8, 2015Date of Patent: August 4, 2020Assignee: Canon Kabushiki KaishaInventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Osamu Nagatsuka, Koichiro Nishikawa
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Patent number: 10725309Abstract: A microscope system includes a microscope body, an XY stage mounted on the microscope body and including a stage configured to place a slide as an observation target and move in an X-axis direction and a Y-axis direction perpendicular to each other, and an XY two-dimensional scale plate fixed to the stage. The XY two-dimensional scale plate is provided with a first mark that provides axis information in the X-axis direction throughout a movable range of the stage in the Y-axis direction and a second mark that provides axis information in the Y-axis direction throughout a movable range of the stage in the X-axis direction, which are used to recognize X- and Y-coordinates of the stage.Type: GrantFiled: December 8, 2015Date of Patent: July 28, 2020Assignee: CANON KABUSHIKI KAISHAInventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa, Masahiro Ando, Osamu Nagatsuka
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Publication number: 20200159000Abstract: A microscope system comprises a microscope body, a stage configured to place a slide as an observation target and move in an X direction and a Y direction. The microscope system changes an arrangement of the placed slide with respect to the stage so as to cause a direction indicated by a mark provided on the slide placed on the stage to align with one of the X direction and the Y direction of the stage.Type: ApplicationFiled: November 23, 2019Publication date: May 21, 2020Inventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa, Osamu Nagatsuka, Koichiro Nishikawa
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Patent number: 10634897Abstract: A microscope system comprises a microscope body, an image sensor mounted on the microscope body, and a stage that moves in an X-axis direction and a Y-axis direction, and places a slide as an observation object. The stage includes a mark used to indicate a stage reference position. The microscope system obtains positions of the stage in the X-axis direction and the Y-axis direction, and detects the stage reference position indicated by a mark provided on the stage and a slide reference position indicated by a mark provided on a slide placed on the stage. The microscope system manages the position of the stage by coordinates based on the slide reference position if the slide reference position is detected, and manages the position of the stage by coordinates based on the stage reference position if the slide reference position is not detected.Type: GrantFiled: December 8, 2015Date of Patent: April 28, 2020Assignee: Canon Kabushiki KaishaInventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa, Masahiro Ando, Osamu Nagatsuka, Koichiro Nishikawa
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Publication number: 20200057292Abstract: A stage apparatus for a microscope comprises a first stage provided on a minor base of the microscope and fixed to a stage member that moves in an optical axis direction, a second stage that relatively moves over a surface of the first stage in a first direction, a third stage that relatively moves over a surface of the second stage in a second direction, the third stage having a placement portion for placing a microscope slide, and an exterior cover for covering at least a portion of the second stage and the third stage, the exterior cover being fixed to the first stage or the stage member. The exterior cover provides a space for the second stage and the third stage to move, and exposes the placement portion of the third stage.Type: ApplicationFiled: October 25, 2019Publication date: February 20, 2020Inventors: Tsuguhide Sakata, Masahiro Ando, Osamu Nagatsuka, Koichiro Nishikawa, Koji Kimura, Shigeki Sakurai, Katsuyuki Tanaka, Hiroki Kobayashi, Takuji Okamoto
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Patent number: 10527836Abstract: A microscope system comprises a microscope body, a stage configured to place a slide as an observation target and move in an X direction and a Y direction. The microscope system changes an arrangement of the placed slide with respect to the stage so as to cause a direction indicated by a mark provided on the slide placed on the stage to align with one of the X direction and the Y direction of the stage.Type: GrantFiled: December 8, 2015Date of Patent: January 7, 2020Assignee: CANON KABUSHIKI KAISHAInventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa, Osamu Nagatsuka, Koichiro Nishikawa
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Publication number: 20190033570Abstract: An adapter which controls rotation of a microscope on which a slide is placed and an imaging unit and which easily performs correction of a rotation shift is provided. The adapter includes a first connection member connected to a microscope, a second connection member connected to an imaging unit, a rotation member arranged between the first and second connection members and configured to rotate the second connection member relative to the first connection member using optical axes of the microscope and the imaging unit at a center, a control member configured to be fixed on one of the first and second connection members and control the rotation of the connection member, and a driving member configured to be engaged with the first connection member or the second connection member and change a position of the second connection member relative to the first connection member around the optical axes.Type: ApplicationFiled: September 28, 2018Publication date: January 31, 2019Inventors: Akihiro Sakai, Osamu Nagatsuka
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Publication number: 20180267288Abstract: A microscope system comprises a microscope body, an image sensor mounted on the microscope body via mounting means and configured to capture an observation image under a microscope, and a stage that moves in an X-axis direction and a Y-axis direction, which are orthogonal to each other, and places a slide as an observation object and includes a mark used to indicate a stage reference position. The microscope system obtains positions of the stage in the X-axis direction and the Y-axis direction, and detects, from an image captured by the image sensor, the stage reference position indicated by a mark provided on the stage and a slide reference position indicated by a mark provided on a slide placed on the stage. The microscope system manages the position of the stage by coordinates based on the slide reference position if the slide reference position is detected, and manages the position of the stage by coordinates based on the stage reference position if the slide reference position is not detected.Type: ApplicationFiled: December 8, 2015Publication date: September 20, 2018Inventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa, Masahiro Ando, Osamu Nagatsuka, Koichiro Nishikawa
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Publication number: 20170329118Abstract: A microscope system comprises a microscope body, a stage configured to place a slide as an observation target and move in an X direction and a Y direction. The microscope system changes an arrangement of the placed slide with respect to the stage so as to cause a direction indicated by a mark provided on the slide placed on the stage to align with one of the X direction and the Y direction of the stage.Type: ApplicationFiled: December 8, 2015Publication date: November 16, 2017Inventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa, Osamu Nagatsuka, Koichiro Nishikawa
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Publication number: 20170329123Abstract: A microscope system comprises a microscope body, an imaging unit connected to the microscope body and including an image sensor for capturing a microscopic image, and an XY stage configured to place a slide and move in an X direction and a Y direction. The microscope system changes an arrangement of the image sensor with respect to the microscope body so as to cause a direction defined by a pixel arrangement of the image sensor to align with one of the X direction and the Y direction of the XY stage.Type: ApplicationFiled: December 8, 2015Publication date: November 16, 2017Inventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Osamu Nagatsuka, Koichiro Nishikawa
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Publication number: 20170269346Abstract: A microscope system includes a microscope body, an XY stage mounted on the microscope body and including a stage configured to place a slide as an observation target and move in an X-axis direction and a Y-axis direction perpendicular to each other, and an XY two-dimensional scale plate fixed to the stage. The XY two-dimensional scale plate is provided with a first mark that provides axis information in the X-axis direction throughout a movable range of the stage in the Y-axis direction and a second mark that provides axis information in the Y-axis direction throughout a movable range of the stage in the X-axis direction, which are used to recognize X- and Y-coordinates of the stage.Type: ApplicationFiled: December 8, 2015Publication date: September 21, 2017Applicant: Canon Kabushiki KaishaInventors: Michiie Sakamoto, Akinori Hashiguchi, Shinobu Masuda, Tsuguhide Sakata, Masahide Hasegawa, Masahiro Ando, Osamu Nagatsuka
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Patent number: 7680013Abstract: Provided is a spatial light modulator SLM and a photodetector element CMOS sensor are placed on the same chip, and the alignment thereof and a relay lens system are eliminated, whereby an optical system is reduced in cost and made compact. Specifically, provided is an optical information recording and reproducing apparatus for recording information by allowing information light and reference light to interfere with each other and reproducing the information using the reference light including: a light source; a spatial light modulator for generating at least an information light with respect to a light beam from the light source; an objective lens for irradiating a recording medium with the light beam from the spatial light modulator; and a photodetector element for receiving a reproduction light from the recording medium, in which the spatial light modulator and the photodetector element are formed on the same semiconductor substrate.Type: GrantFiled: November 22, 2006Date of Patent: March 16, 2010Assignee: Canon Kabushiki KaishaInventors: Osamu Koyama, Osamu Nagatsuka, Shinnosuki Torii, Koichiro Nishikawa
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Patent number: 7516464Abstract: Disclosed is an optical pickup device which is small, light, and thin and which is equipped with a tilt adjusting mechanism. A lens holding body holding an objective lens and a support body supporting the lens holding body so as to allow the lens holding body to move in the focusing direction and/or the tracking direction of the objective lens, are supported at two support points on a support body mounting surface of an optical base so as to be rotatable around an axis extending in a tangential direction of an optical disk.Type: GrantFiled: February 27, 2004Date of Patent: April 7, 2009Assignee: Canon Kabushiki KaishaInventor: Osamu Nagatsuka
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Patent number: 7339859Abstract: The present invention provides an optical disk apparatus and an optical pickup which are of a thin type and capable of correcting spherical aberration, including: a semiconductor laser for emitting light; an objective lens for condensing the light from the semiconductor laser on a recording layer through a light transmission layer; at least two optical elements arranged between the semiconductor laser and the objective lend and having a predetermined refractive power; a spherical aberration correction element driving mechanism for moving at least one of the optical elements along an optical axis so as to cancel spherical aberration of imaging light on the recording layer; and a lens holder for holding at least one of the optical elements, a part of the lens folder being inserted into an opening of a cartridge and which.Type: GrantFiled: December 27, 2004Date of Patent: March 4, 2008Assignee: Canon Kabushiki KaishaInventor: Osamu Nagatsuka
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Publication number: 20070121468Abstract: Provided is a spatial light modulator SLM and a photodetector element CMOS sensor are placed on the same chip, and the alignment thereof and a relay lens system are eliminated, whereby an optical system is reduced in cost and made compact. Specifically, provided is an optical information recording and reproducing apparatus for recording information by allowing information light and reference light to interfere with each other and reproducing the information using the reference light including: a light source; a spatial light modulator for generating at least an information light with respect to a light beam from the light source; an objective lens for irradiating a recording medium with the light beam from the spatial light modulator; and a photodetector element for receiving a reproduction light from the recording medium, in which the spatial light modulator and the photodetector element are formed on the same semiconductor substrate.Type: ApplicationFiled: November 22, 2006Publication date: May 31, 2007Applicant: Canon Kabushiki KaishaInventors: Osamu Koyama, Osamu Nagatsuka, Shinnosuke Torii, Koichiro Nishikawa
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Patent number: 7106663Abstract: The disk recording/reproducing apparatus of the present invention has a magnetic head which ascends or descends between a descent position proximate to a disk recording medium housed in a cartridge and an ascent position which is separate from the medium, an ascending/descending control lever which controls ascent/descent of the magnetic head, a driving section which drives the ascending/descending control lever, and an ejecting operation section which couples with the ascending/descending control lever and can move between a position where the cartridge is allowed to be ejected out of the apparatus and a position where the cartridge is disabled from being ejected in accordance with the movement of the ascending/descending control lever, wherein the length of movement of the ascending/descending control lever is greater than the length of movement of the ejection operation section.Type: GrantFiled: September 4, 2003Date of Patent: September 12, 2006Assignee: Canon Kabushiki KaishaInventor: Osamu Nagatsuka