Patents by Inventor Masafumi Yamashita

Masafumi Yamashita 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).

  • Publication number: 20230408549
    Abstract: Under the conditions that an abrasive cleaning gel film having an abrasive cleaning gel layer and being configured to be stuck to a surface or a container filled with a viscous fluid or a gel fluid in which fine abrasive grains are mixed and dispersed is attached to a vibrating surface of an ultrasonic transducer, and an axial direction of a probe for test is matched with a vibrating direction of the ultrasonic transducer, a tip of the probe is penetrated to a predetermined depth in the abrasive cleaning gel layer or the viscous fluid in which the fine abrasive grains are mixed and dispersed at a constant speed and then pulled up at a constant speed, whereby the tip of the probe can be formed into a conical shape.
    Type: Application
    Filed: February 2, 2023
    Publication date: December 21, 2023
    Applicant: Probe Innovation, Inc.
    Inventors: Akiko IWANA, Tadashi ROKKAKU, Masafumi YAMASHITA
  • Publication number: 20230362503
    Abstract: Solid state imaging devices and electronic devices are disclosed. In one example, an imaging device includes photoelectric conversion sections arranged on a first chip and at least a part of each of detection circuits, an arbiter, and a signal processing circuit arranged on a second chip stacked on the first chip. A first region in the first chip in which the photoelectric conversion sections is arrayed and a second region in the second chip in which at least a part of each of the detection circuits is arrayed are at least partially superimposed in a stacking direction, and a logic circuit including the arbiter and the signal processing circuit is arranged in a third region at least partially adjacent to the second region in the second chip.
    Type: Application
    Filed: October 14, 2021
    Publication date: November 9, 2023
    Inventors: Atsushi Muto, Shinichirou Etou, Atsumi Niwa, Masafumi Yamashita
  • Publication number: 20230154003
    Abstract: A cell evaluation method includes acquiring a first evaluation index and a first index calculated using the first evaluation index with respect to comparative target cells in a culture process including a cell differentiation-inducing process in which cell differentiation is induced, calculating a second index on the basis of the first evaluation index with respect to evaluation target cells different from the comparative target cells, and evaluating differentiation of the evaluation target cells by comparing the first index with the second index.
    Type: Application
    Filed: November 2, 2020
    Publication date: May 18, 2023
    Inventors: Hideki TANIGUCHI, Takanori TAKEBE, Momotaro ISHIKAWA, Masafumi YAMASHITA, Yasujiro KIYOTA
  • Patent number: 11645859
    Abstract: An analysis device configured to analyze a correlation between feature values in a cell in response to a stimulus includes: a cell-image acquiring unit configured to acquire a plurality of cell images in which the cell that is stimulated is captured; a feature value calculating unit configured to calculate a feature value for constituent elements that form the cell, based on the plurality of cell images acquired by the cell-image acquiring unit; a correlation calculating unit configured to use the feature value calculated by the feature value calculating unit and to calculate correlations between the constituent elements; a correlation selecting unit configured to select a first correlation from the correlations calculated by the correlation calculating unit; and an image selecting unit configured to select a first cell image from the plurality of cell images that are captured, based on the first correlation that is selected.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: May 9, 2023
    Assignees: NIKON CORPORATION, THE UNIVERSITY OF TOKYO
    Inventors: Takuro Saigo, Shinichi Furuta, Shunsuke Takei, Masafumi Yamashita, Shoko Yamasaki, Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi
  • Patent number: 11321836
    Abstract: An image-processing device including: a determination unit that determines a captured image on the basis of a ratio of cells and a distribution of the cells in the captured image acquired by imaging a sample including cells; and an area setting unit that sets an area used for analyzing the cells of the sample on the basis of a result of the determination acquired by the determination unit.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: May 3, 2022
    Assignees: NIKON CORPORATION, THE UNIVERSITY OF TOKYO
    Inventors: Mamiko Masutani, Kenta Imai, Wataru Tomosugi, Takuro Saigo, Chisako Iwamoto, Masafumi Yamashita, Kenichi Ohba, Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi
  • Patent number: 10990798
    Abstract: An analysis device includes: a cell image acquisition unit that acquires a plurality of cell images in which a stimulated cell has been captured; a feature value calculation unit that calculates a feature value for each of first and second constituent elements constituting the cell, from the cell images acquired by the cell image acquisition unit; a correlation calculation unit that calculates correlations between first feature values and between second feature values in the first and second constituent elements calculated by the feature value calculation unit; a correlation extraction unit that extracts the correlation between the first feature values by selecting the first feature values with respect to the correlations between the feature values in the first and second constituent elements calculated by the correlation calculation unit; and a display unit that displays the correlation between the first feature values extracted by the correlation extraction unit.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: April 27, 2021
    Assignees: THE UNIVERSITY OF TOKYO, NIKON CORPORATION
    Inventors: Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi, Hirotada Watanabe, Nobuhiko Maiya, Shinichi Furuta, Takuro Saigo, Mamiko Masutani, Masafumi Yamashita, Shoko Yamasaki
  • Publication number: 20210073979
    Abstract: An image-processing device including: a determination unit that determines a captured image on the basis of a ratio of cells and a distribution of the cells in the captured image acquired by imaging a sample including cells; and an area setting unit that sets an area used for analyzing the cells of the sample on the basis of a result of the determination acquired by the determination unit.
    Type: Application
    Filed: April 2, 2020
    Publication date: March 11, 2021
    Applicant: NIKON CORPORATION
    Inventors: Mamiko MASUTANI, Kenta IMAI, Wataru TOMOSUGI, Takuro SAIGO, Chisako IWAMOTO, Masafumi YAMASHITA, Kenichi OHBA
  • Patent number: 10796130
    Abstract: An image processing apparatus includes a cell image acquisition unit configured to acquire a cell image captured with cells, a characteristic amount calculation unit configured to calculate a plurality of types of characteristic amounts on the cell image acquired by the cell image acquisition unit, and a correlation extraction unit configured to extract specific correlations from among a plurality of correlations among the characteristic amounts calculated by the characteristic amount calculation unit, based on likelihood of the characteristic amounts.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: October 6, 2020
    Assignee: NIKON CORPORATION
    Inventors: Nobuhiko Maiya, Masafumi Yamashita, Shoko Yamasaki, Yosuke Otsubo, Shunsuke Takei
  • Patent number: 10746647
    Abstract: An analysis device includes an acquisition unit configured to acquire an image of a cell and an identification unit configured to identify elements that are identifiable on the basis of the image of cell acquired by the acquisition unit. Characteristic quantities of the elements identified by the identification unit are calculated, a correlation between the characteristic quantities is calculated on the basis of the calculated characteristic quantities of the elements, and a correlation between the elements is calculated on the basis of the calculated correlation between the characteristic quantities.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: August 18, 2020
    Assignees: THE UNIVERSITY OF TOKYO, NIKON CORPORATION
    Inventors: Masayuki Murata, Fumi Kano, Yoshiyuki Noguchi, Nobuhiko Maiya, Chisako Iwamoto, Shoko Yamasaki, Masafumi Yamashita
  • Publication number: 20200065556
    Abstract: An analysis device includes: a cell image acquisition unit that acquires a plurality of cell images in which a stimulated cell has been captured; a feature value calculation unit that calculates a feature value for each of first and second constituent elements constituting the cell, from the cell images acquired by the cell image acquisition unit; a correlation calculation unit that calculates correlations between first feature values and between second feature values in the first and second constituent elements calculated by the feature value calculation unit; a correlation extraction unit that extracts the correlation between the first feature values by selecting the first feature values with respect to the correlations between the feature values in the first and second constituent elements calculated by the correlation calculation unit; and a display unit that displays the correlation between the first feature values extracted by the correlation extraction unit.
    Type: Application
    Filed: November 10, 2016
    Publication date: February 27, 2020
    Applicants: THE UNIVERSITY OF TOKYO, NIKON CORPORATION
    Inventors: Masayuki MURATA, Fumi KANO, Yoshiyuki NOGUCHI, Hirotada WATANABE, Nobuhiko MAIYA, Shinichi FURUTA, Takuro SAIGO, Mamiko MASUTANI, Masafumi YAMASHITA, Shoko YAMASAKI
  • Publication number: 20200043159
    Abstract: An analysis device includes a living cell feature value extraction unit configured to extract a feature value of a living cell from a captured image of the living cell, a fixed cell feature value extraction unit configured to extract a feature value of a fixed cell from a captured image of a cell that is the fixed cell of the living cell, and a computing unit configured to associate a feature value of the living cell extracted by the living cell feature value extraction unit with a feature value of the fixed cell extracted by the fixed cell feature value extraction unit.
    Type: Application
    Filed: October 3, 2016
    Publication date: February 6, 2020
    Applicant: NIKON CORPORATION
    Inventors: Hirotada WATANABE, Nobuhiko MAIYA, Shunsuke TAKEI, Takuro SAIGO, Mamiko MASUTANI, Shinichi FURUTA, Masafumi YAMASHITA, Shoko YAMASAKI, Yosuke OTSUBO
  • Publication number: 20190236778
    Abstract: An analysis device configured to analyze a correlation between feature values in a cell in response to a stimulus includes: a cell-image acquiring unit configured to acquire a plurality of cell images in which the cell that is stimulated is captured; a feature value calculating unit configured to calculate a feature value for constituent elements that form the cell, based on the plurality of cell images acquired by the cell-image acquiring unit; a correlation calculating unit configured to use the feature value calculated by the feature value calculating unit and to calculate correlations between the constituent elements; a correlation selecting unit configured to select a first correlation from the correlations calculated by the correlation calculating unit; and an image selecting unit configured to select a first cell image from the plurality of cell images that are captured, based on the first correlation that is selected.
    Type: Application
    Filed: June 30, 2016
    Publication date: August 1, 2019
    Applicant: NIKON CORPORATION
    Inventors: Takuro SAIGO, Shinichi FURUTA, Shunsuke TAKEI, Masafumi YAMASHITA, Shoko YAMASAKI
  • Publication number: 20180349675
    Abstract: An image processing apparatus includes a cell image acquisition unit configured to acquire a cell image captured with cells, a characteristic amount calculation unit configured to calculate a plurality of types of characteristic amounts on the cell image acquired by the cell image acquisition unit, and a correlation extraction unit configured to extract specific correlations from among a plurality of correlations among the characteristic amounts calculated by the characteristic amount calculation unit, based on likelihood of the characteristic amounts.
    Type: Application
    Filed: December 22, 2015
    Publication date: December 6, 2018
    Applicant: NIKON CORPORATION
    Inventors: Nobuhiko MAIYA, Masafumi YAMASHITA, Shoko YAMASAKI, Yosuke OTSUBO, Shunsuke TAKEI
  • Publication number: 20170350805
    Abstract: An analysis device includes an acquisition unit configured to acquire an image of a cell and an identification unit configured to identify elements that are identifiable on the basis of the image of cell acquired by the acquisition unit. Characteristic quantities of the elements identified by the identification unit are calculated, a correlation between the characteristic quantities is calculated on the basis of the calculated characteristic quantities of the elements, and a correlation between the elements is calculated on the basis of the calculated correlation between the characteristic quantities.
    Type: Application
    Filed: June 22, 2017
    Publication date: December 7, 2017
    Applicants: THE UNIVERSITY OF TOKYO, NIKON CORPORATION
    Inventors: Masayuki MURATA, Fumi KANO, Yoshiyuki NOGUCHI, Nobuhiko MAIYA, Chisako IWAMOTO, Shoko YAMASAKI, Masafumi YAMASHITA
  • Patent number: 8674038
    Abstract: The present invention provides a curable resin composition which exhibits the following properties: excellent basic performances such as heat resistance; sufficient optical characteristics such as transparency; and excellent demoldability when a molded body of the composition is demolded at the time of molding. The present invention further provides a molded body obtainable by molding the curable resin composition and a production method thereof. A curable resin composition for molded bodies, including a thermocurable resin, wherein the curable resin composition for molded bodies includes at least one compound selected from the group consisting a compound having a boiling point of 260° C. or less at one atmospheric pressure, a silicon compound having a polyoxyalkylene chain, a silicon compound having an aryl group, and a silicon compound having a polyoxyalkylene chain and an aryl group.
    Type: Grant
    Filed: September 25, 2008
    Date of Patent: March 18, 2014
    Assignee: Nippon Skokubai Co., Ltd.
    Inventors: Junichi Nakamura, Yasunori Tsujino, Kunio Takahashi, Ai Matsumoto, Masafumi Yamashita, Yukihiro Kasano, Tatsushi Hirauchi
  • Patent number: 8524841
    Abstract: To provide: a curable resin composition which can be continuously produced without gelling during production, and has excellent basic performances such as heat resistance and moisture resistance; an optical member which has excellent optical characteristics such as high transparency and exhibits excellent performances in a harsh use environment; and a method for controlling an optical material. A curable resin composition including an organic resin component and a metalloxane component, wherein the organic resin component includes a resin component having an Abbe number of 45 or more and the metalloxane component has a metalloxane bond; an optical material comprising the above-mentioned curable resin composition; an optical member produced by curing the optical material; and a method for controlling an Abbe number and/or a refractive index of an optical material.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: September 3, 2013
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Junichi Nakamura, Yasunori Tsujino, Ai Matsumoto, Yukihiro Kasano, Masafumi Yamashita, Takuo Sugioka, Kunio Takahashi
  • Patent number: 8270103
    Abstract: An imaging lens unit configured for processing by a solder reflow process, and includes a lens group of one or more lenses; and a lens tube supporting the lens group. The imaging lens unit comprises one or more cationically-cured epoxy resin lenses formed from an cationically-curable epoxy resin material, the lens tube is formed from a thermoplastic resin material having a deflection temperature under load of at least 200° C. The imaging lens unit has a clearance between the lens tube and at least one of the cationically-cured epoxy resin lenses and has lens supporting portions provided at least three locations inside the lens tube that support the at least one cationically-cured epoxy resin lens. The lens unit can be miniaturized. The imaging lens unit also provides excellent optical characteristics without deteriorating the optical characteristics in alignment of the centers of the lens and the diaphragm.
    Type: Grant
    Filed: April 16, 2009
    Date of Patent: September 18, 2012
    Assignees: Komatsulite Mfg. Co., Ltd., Nippon Shokubai Co., Ltd
    Inventors: Yoshihiro Miyawaki, Yuji Muraoka, Nobuyuki Ando, Junichi Nakamura, Yasunori Tsujino, Masafumi Yamashita, Yukihiro Kasano
  • Publication number: 20110038065
    Abstract: The present invention provides an imaging lens unit configured to be processed by the solder reflow process, can be miniaturized, and has sufficient thermal resistance for the reflow temperatures. The imaging lens unit also provides excellent optical characteristics such as transmissivity, a refractive index, and the like without deteriorating the optical characteristics in alignment of the centers of the lens and the diaphragm even after the reflow process, so as to contribute to reduction in the size and an increase in the capabilities. The imaging lens unit is configured to be processed by a solder reflow process, and includes a lens group consisting of one or more lenses; and a lens tube that supports the lens group, wherein the imaging lens unit comprises one or more cationically-cured epoxy resin lenses formed from an cationically-curable epoxy resin material, the lens tube is formed from a thermoplastic resin material having a deflection temperature under load of not lower than 200° C.
    Type: Application
    Filed: April 16, 2009
    Publication date: February 17, 2011
    Applicants: KOMATSULITE MFG. CO., LTD., NIPPON SHOKUBAI CO., LTD.
    Inventors: Yoshihiro Miyawaki, Yuji Muraoka, Nobuyuki Ando, Junichi Nakamura, Yasunori Tsujino, Masafumi Yamashita, Yukihiro Kasano
  • Publication number: 20110017410
    Abstract: A novel telescopic cover of the present invention has a plurality of protection covers having top plates and vertically-suspended plates vertically suspended from the top plates, and being arranged so as to cover a guiding portion of a machining tool or the like in a freely stretchable manner between every adjacent pair of the protection covers, while being linked with each other by a linking mechanism which is configured by a plurality of linking elements linked so as to be rotatable around connecting shafts, wherein the telescopic cover has a plurality of guide rails provided to the plurality of protection covers, each having a guide groove which has one and the other guiding surfaces opposed with each other, in the direction normal to the direction of stretching and shrinkage of the entire portion of the protection covers; and a plurality of rolling elements arranged in guide groove, so as to be freely rotatable around each connecting shaft which extends in the depth-wise direction of the guide groove.
    Type: Application
    Filed: March 1, 2010
    Publication date: January 27, 2011
    Inventors: Masafumi Yamashita, Hirotoshi Miyake, Wataru Yoshimoto, Takashi Takemoto
  • Publication number: 20100256313
    Abstract: The present invention provides a curable resin composition which exhibits the following properties : excellent basic performances such as heat resistance; sufficient optical characteristics such as transparency; and excellent demoldability when a molded body of the composition is demolded at the time of molding. The present invention further provides a molded body obtainable by molding the curable resin composition and a production method thereof. A curable resin composition for molded bodies, including a thermocurable resin, wherein the curable resin composition for molded bodies includes at least one compound selected from the group consisting a compound having a boiling point of 260° C. or less at one atmospheric pressure, a silicon compound having a polyoxyalkylene chain, a silicon compound having an aryl group, and a silicon compound having a polyoxyalkylene chain and an aryl group.
    Type: Application
    Filed: September 25, 2008
    Publication date: October 7, 2010
    Applicant: Nippon Shokubai Co., Ltd.
    Inventors: Junichi Nakamura, Yasunori Tsujino, Kunio Takahashi, Ai Matsumoto, Masafumi Yamashita, Yukihiro Kasano, Tatsushi Hirauchi