Patents by Inventor Hideaki ISHIZU
Hideaki ISHIZU 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: 20230059349Abstract: An inspection unit for performing an optical inspection on a grain to be transferred by transfer means includes a visible light source, a near-infrared light source, a visible light detection unit, and a near-infrared light detection unit. A determination unit plots wavelength components of red (R), green (G), and blue (B), and a near-infrared light component in a three-dimensional space, to create a three-dimensional optical correlation diagram, for a plurality of good product samples and defective product samples, and sets a threshold value, in which: the wavelength components are detected by the visible light detection unit; and the near-infrared light component is detected by the near-infrared light detection unit.Type: ApplicationFiled: January 22, 2021Publication date: February 23, 2023Applicant: SATAKE CORPORATIONInventors: Tomoyuki MIYAMOTO, Takuya NISHIDA, Hideaki ISHIZU, Masaaki SADAMARU
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Patent number: 10386307Abstract: A method of creating quality grade discrimination criteria in a discrimination device that determines appearance quality grades of granular materials in accordance with the present invention includes a granular material placement step of sorting the granular materials on a per-quality-grade basis and placing the granular materials on an image-capture surface of the image-capturing unit; an imaging data acquisition step of capturing images of the granular materials placed on the image-capture surface by the image-capturing unit and thereby obtaining imaging data; a quality grade information acquisition step of obtaining, on a per-quality-grade basis, pieces of quality grade information on the respective granular materials on the basis of the imaging data; and a quality grade discrimination criteria creation step of creating quality grade discrimination criteria by using the quality grade information obtained on a per-quality-grade basis.Type: GrantFiled: June 2, 2015Date of Patent: August 20, 2019Assignee: SATAKE CORPORATIONInventors: Yoshinari Morio, Hiroki Ishizuki, Hideaki Ishizu, Hiroaki Takeuchi, Tatsuhiko Ochi
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Publication number: 20170199132Abstract: A method of creating quality grade discrimination criteria in a discrimination device that determines appearance quality grades of granular materials in accordance with the present invention includes a granular material placement step of sorting the granular materials on a per-quality-grade basis and placing the granular materials on an image-capture surface of the image-capturing unit; an imaging data acquisition step of capturing images of the granular materials placed on the image-capture surface by the image-capturing unit and thereby obtaining imaging data; a quality grade information acquisition step of obtaining, on a per-quality-grade basis, pieces of quality grade information on the respective granular materials on the basis of the imaging data; and a quality grade discrimination criteria creation step of creating quality grade discrimination criteria by using the quality grade information obtained on a per-quality-grade basis.Type: ApplicationFiled: June 2, 2015Publication date: July 13, 2017Applicant: Satake CorporationInventors: Yoshinari Morio, Hiroki Ishizuki, Hideaki Ishizu, Hiroaki Takeuchi, Tatsuhiko Ochi
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Patent number: 9676005Abstract: An optical type granule sorting machine has a determination unit that includes a three-dimensional color distribution data creation section that creates data on wavelength components of R light, G light, and B light from granules in a three-dimensional color space, a Mahalanobis distance interface creation section that partitions the data into a conforming granule cluster area and a nonconforming granule cluster area, a Euclidean distance interface creation section that determines a position of center of gravity of the conforming granule cluster area and a position of center of gravity of the nonconforming granule cluster area to set an interface that allows the positions of center of gravity to lie at a longest distance from each other, a two-dimensional data conversion section that converts into two-dimensional color distribution data by using a line of intersection between the interfaces, and a threshold setting section.Type: GrantFiled: February 17, 2014Date of Patent: June 13, 2017Assignee: Satake CorporationInventors: Hideaki Ishizu, Tomoyuki Miyamoto, Masazumi Hara
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Publication number: 20150375270Abstract: An optical type granule sorting machine has a determination unit that includes a three-dimensional color distribution data creation section that creates data on wavelength components of R light, G light, and B light from granules in a three-dimensional color space, a Mahalanobis distance interface creation section that partitions the data into a conforming granule cluster area and a nonconforming granule cluster area, a Euclidean distance interface creation section that determines a position of center of gravity of the conforming granule cluster area and a position of center of gravity of the nonconforming granule cluster area to set an interface that allows the positions of center of gravity to lie at a longest distance from each other, a two-dimensional data conversion section that converts into two-dimensional color distribution data by using a line of intersection between the interfaces, and a threshold setting section.Type: ApplicationFiled: February 17, 2014Publication date: December 31, 2015Inventors: Hideaki Ishizu, Tomoyuki Miyamoto, Masazumi Hara
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Patent number: 9091643Abstract: A kernel component analysis device quantitatively analyzing a specific component contained in each of kernels on a kernel-by-kernel basis by spectroscopy includes: a light emitter configured to irradiate a kernel to be analyzed with light; a spectrum detector configured to detect a spectrum of light transmitted through and/or reflected from the kernel irradiated with the light; and a computing unit configured to calculate, on a kernel-by-kernel basis, a content of the specific component in the kernel to be analyzed, based on a spectrum value detected from an effective portion, which is suitable for quantitative analysis, of an image of the kernel by using a calibration curve indicating a relationship between a spectrum value at a specific wavelength and a content of the specific component.Type: GrantFiled: October 19, 2012Date of Patent: July 28, 2015Assignees: HIROSHIMA UNIVERSITY, SATAKE CORPORATIONInventors: Kensuke Kawamura, Hiroki Ishizuki, Hideaki Ishizu, Shinji Kaya
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Patent number: 9024223Abstract: An optical type granule sorting machine is provided which allows a sensitivity setting to be easily performed by effectively utilizing RGB three-dimensional color space information similar to information obtained via human eyes and which enables signal processing to be substantially simplified.Type: GrantFiled: February 7, 2013Date of Patent: May 5, 2015Assignee: Satake CorporationInventors: Tomoyuki Miyamoto, Hideaki Ishizu, Yoshikazu Tateishi, Masazumi Hara
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Publication number: 20150076042Abstract: An optical type granule sorting machine is provided which allows a sensitivity setting to be easily performed by effectively utilizing RGB three-dimensional color space information similar to information obtained via human eyes and which enables signal processing to be substantially simplified.Type: ApplicationFiled: February 7, 2013Publication date: March 19, 2015Inventors: Tomoyuki Miyamoto, Hideaki Ishizu, Yoshikazu Tateishi, Masazumi Hara
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Publication number: 20130278919Abstract: A kernel component analysis device quantitatively analyzing a specific component contained in each of kernels on a kernel-by-kernel basis by spectroscopy includes: a light emitter configured to irradiate a kernel to be analyzed with light; a spectrum detector configured to detect a spectrum of light transmitted through and/or reflected from the kernel irradiated with the light; and a computing unit configured to calculate, on a kernel-by-kernel basis, a content of the specific component in the kernel to be analyzed, based on a spectrum value detected from an effective portion, which is suitable for quantitative analysis, of an image of the kernel by using a calibration curve indicating a relationship between a spectrum value at a specific wavelength and a content of the specific component.Type: ApplicationFiled: October 19, 2012Publication date: October 24, 2013Applicants: SATAKE CORPORATION, HIROSHIMA UNIVERSITYInventors: Kensuke Kawamura, Hiroki Ishizuki, Hideaki Ishizu, Shinji Kaya
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Publication number: 20100087608Abstract: A method that is capable of producing a vinyl chloride-based polymer having excellent thermal stability without sacrificing productivity is provided. The method includes polymerizing a vinyl chloride-based monomer in the presence of a vanadium compound (A) represented by formula: Vi(?O)jZk (wherein i is an integer of 2 to 5, j represents 0 or 1, Z represents a ligand such as is an organic ligand that can bond to the vanadium atom via a hetero atom, and a plurality of ligands Z may be bonded together to form a ring that also includes the vanadium atom as a member of the ring, and k is an integer from 1 to 5), and in the presence of at least one aluminum compound (B).Type: ApplicationFiled: September 8, 2009Publication date: April 8, 2010Applicants: Osaka City University, Shin -Etsu Chemical Co., Ltd.Inventors: Kiyoshi ENDO, Yoshikatsu TSUCHIYA, Makoto OOURA, Hideaki ISHIZU