Patents Assigned to Nisshin Seifun Group Inc.
  • Patent number: 11175271
    Abstract: A highly-sensitive-allergen-measurement method is provided. A method for detecting an allergen in a sample comprises treating the sample with a protease, and detecting the presence or absence of an allergen-derived polypeptide in the enzymatically treated sample by a chromatographic separation analysis, wherein the allergen is one or more members selected from the group consisting of buckwheat, crustacean, milk, egg and peanut.
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: November 16, 2021
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventor: Yusuke Seki
  • Patent number: 11154907
    Abstract: This powder-classifying apparatus has: a centrifugation chamber configured so as to be sandwiched between two opposing members; an air supply unit that supplies air into the centrifugation chamber and generates a swirl flow; a raw material supply unit that supplies raw-material powder into the swirl flow; a fine powder recovery unit having an opening part through which air that includes fine powder classified within the centrifugation chamber is ejected to outside of the centrifugation chamber; a coarse powder recovery unit provided to the outer edge part of the centrifugation chamber, for ejecting classified coarse powder to outside of the centrifugation chamber; and an annular slit provided to at least one of the members that constitute the centrifugation chamber, the slit being provided in a region between the center part of the centrifugation chamber and the outer edge part.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: October 26, 2021
    Assignees: NISSHIN SEIFUN GROUP INC., NISSHIN ENGINEERING INC.
    Inventors: Kenji Jikihara, Yusuke Igawa, Tatsuya Onishi, Toru Yoshikawa, Kazumi Kozawa
  • Patent number: 10967999
    Abstract: A horizontal pillow packing apparatus includes a center sealer configured to wrap a packing target object by bringing both end portions of a back surface of a belt-shaped film in a width direction into contact with each other and seal a center seal portion at which the both end portions of the back surface in the width direction are in contact with each other, and an end sealer configured to seal and cut both side portions of the belt-shaped film wrapping the packing target object in the width direction. The center sealer includes at least two pairs of heating rollers configured to nip and heat the center seal portion of the belt-shaped film wrapping the packing target object, and a pair of compression rollers configured to cool and compress, to bond the center seal portion, the center seal portion heated by the at least two pairs of heating rollers.
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: April 6, 2021
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventor: Mitsuo Nomura
  • Patent number: 10752389
    Abstract: A rod-shaped body binding device includes a binding unit configured to bind a rod-shaped body by wrapping one end section of a binding tape around the rod-shaped body, a stopper configured to stop supply of the binding tape when the rod-shaped body is bound using the binding tape, and a tension regulation unit configured to continuously apply a predetermined tension to the binding tape between the stopper and the binding unit during the period from the beginning to the end of binding of the rod-shaped body by the binding unit.
    Type: Grant
    Filed: April 2, 2014
    Date of Patent: August 25, 2020
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventors: Mitsuo Nomura, Keisuke Fujii
  • Publication number: 20190302081
    Abstract: A highly-sensitive-allergen-measurement method is provided. A method for detecting an allergen in a sample comprises treating the sample with a protease, and detecting the presence or absence of an allergen-derived polypeptide in the enzymatically treated sample by a chromatographic separation analysis, wherein the allergen is one or more members selected from the group consisting of buckwheat, crustacean, milk, egg and peanut.
    Type: Application
    Filed: July 20, 2017
    Publication date: October 3, 2019
    Applicant: NISSHIN SEIFUN GROUP INC.
    Inventor: Yusuke SEKI
  • Patent number: 10390545
    Abstract: A method for concentrating a particular component in powder by performing a mechanical dry processing on powder formed by granulating a solution containing two or more components, producing chips in a fine-powder form by chipping away at particle surfaces of the powder where a larger amount of the particular component is contained than particle interior portions of the powder, classifying the powder into fine powder containing the chips and coarse powder containing particles whose surfaces have been chipped away, and collecting the fine powder containing the particular component.
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: August 27, 2019
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventors: Akihiko Ema, Kenji Jikihara
  • Patent number: 10201836
    Abstract: The powder classifying apparatus classifies raw material powder having a particle size distribution into fine powder and coarse powder and includes a disk-like centrifuge chamber formed as a space between two facing members, a plurality of air nozzles for supplying gas into the centrifuge chamber to generate a whirling stream, a raw material ejecting nozzle for supplying the raw material powder to the whirling stream generated in the centrifuge chamber, a fine powder collecting tube disposed in a central portion of one of the two facing members and communicating with the centrifuge chamber to discharge the gas including the fine powder separated in the centrifuge chamber to the outside, a cylindrical first wall disposed at an opening portion formed of the fine powder collecting tube, and a cylindrical second wall disposed on the other one of the two facing members and facing the first wall with a given interval.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: February 12, 2019
    Assignee: Nisshin Seifun Group Inc.
    Inventors: Kenji Jikihara, Masaru Kyugo, Akihiko Ema, Hiroomi Uehara
  • Patent number: 10128031
    Abstract: Provided is a method for manufacturing magnetic particles, in which an oxidation treatment, a reduction treatment, and a nitriding treatment are performed in that order on raw material particles with a core-shell structure in which a silicon oxide layer is formed on the surfaces of iron microparticles, thereby nitriding the iron microparticles while maintaining the core-shell structure. Due to this configuration, granular magnetic particles with a core-shell structure in which a silicon oxide layer is formed on the surfaces of iron nitride microparticles can be obtained.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: November 13, 2018
    Assignees: NISSHIN SEIFUN GROUP INC., NISSHIN ENGINEERING INC.
    Inventors: Keitaroh Nakamura, Akihiro Kinoshita, Naohito Uemura
  • Patent number: 10020108
    Abstract: This method for producing magnetic particles comprises a nitriding treatment step for applying a nitriding treatment to material particles each having a core-shell structure in which an aluminum oxide layer is formed on the surface of an iron microparticle, and nitriding the iron microparticles while maintaining the core-shell structure.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: July 10, 2018
    Assignees: NISSHIN SEIFUN GROUP INC., NISSHIN ENGINEERING INC.
    Inventors: Keitaroh Nakamura, Akihiro Kinoshita, Naohito Uemura
  • Patent number: 9884328
    Abstract: A cyclone main body includes a cylinder-shaped upper barrel and an inverse cone-shaped lower barrel; a top plate which covers a top edge of the upper barrel and includes an opening at a center portion; a first introduction pipe which introduces a first fluid containing powder along an inner wall surface of the cyclone main body; a second introduction pipe which is disposed near the top plate in a portion upper than the first introduction pipe and introduces a second fluid; an exhaust pipe which is inserted in the opening of the top plate along a vertical center axis of the cyclone main body, makes an exhaust flow rise from the cyclone main body, and discharges the exhaust flow from the cyclone main body; and a collecting section which collects powder separated by turning movement of each of the first fluid and the second fluid in the cyclone main body.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: February 6, 2018
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventors: Kazumi Kozawa, Yusuke Igawa
  • Publication number: 20170327258
    Abstract: A horizontal pillow packing apparatus includes a center sealer configured to wrap a packing target object by bringing both end portions of a back surface of a belt-shaped film in a width direction into contact with each other and seal a center seal portion at which the both end portions of the back surface in the width direction are in contact with each other, and an end sealer configured to seal and cut both side portions of the belt-shaped film wrapping the packing target object in the width direction. The center sealer includes at least two pairs of heating rollers configured to nip and heat the center seal portion of the belt-shaped film wrapping the packing target object, and a pair of compression rollers configured to cool and compress, to bond the center seal portion, the center seal portion heated by the at least two pairs of heating rollers.
    Type: Application
    Filed: November 12, 2015
    Publication date: November 16, 2017
    Applicant: NISSHIN SEIFUN GROUP INC.
    Inventor: Mitsuo NOMURA
  • Patent number: 9737494
    Abstract: Disclosed are a method of preparation and method of application of a circadian rhythm regulatory agent having as an active ingredient an alkylresorcinol represented by general formula (I) below and a circadian rhythm regulatory agent containing as an active ingredient an alkylresorcinol-containing extract from a cereal or a nut containing an alkylresorcinol of the following general formula (I). In the following general formula (I), R1 is a saturated or unsaturated alkyl group; and R2 is hydrogen or methyl. In general formula (I), R1 is preferably at the para-position with respect to R2, and R1 is preferably a saturated or unsaturated alkyl group having 15 to 27 carbon atoms. [Chem.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: August 22, 2017
    Assignees: NAT'L INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE & TECHNOLOGY, NISSHIN SEIFUN GROUP INC., ORIENTAL YEAST CO., LTD.
    Inventors: Katsutaka Oishi, Koyomi Miyazaki, Yoshiaki Onishi, Tatsunosuke Tomita, Nanako Itoh, Shinichi Fukudome, Keiko Tanaka, Yosuke Kikuchi, Kenji Kasuya
  • Publication number: 20170144119
    Abstract: Including droplet and powder which has a liquid repellent property with respect to the droplet and is attached to the surface of the droplet.
    Type: Application
    Filed: November 14, 2016
    Publication date: May 25, 2017
    Applicant: NISSHIN SEIFUN GROUP INC.
    Inventors: Akihiko EMA, Yusuke IGAWA, Hitomi MEISAKU
  • Publication number: 20170128957
    Abstract: A cyclone main body includes a cylinder-shaped upper barrel and an inverse cone-shaped lower barrel; a top plate which covers a top edge of the upper barrel and includes an opening at a center portion; a first introduction pipe which introduces a first fluid containing powder along an inner wall surface of the cyclone main body; a second introduction pipe which is disposed near the top plate in a portion upper than the first introduction pipe and introduces a second fluid; an exhaust pipe which is inserted in the opening of the top plate along a vertical center axis of the cyclone main body, makes an exhaust flow rise from the cyclone main body, and discharges the exhaust flow from the cyclone main body; and a collecting section which collects powder separated by turning movement of each of the first fluid and the second fluid in the cyclone main body.
    Type: Application
    Filed: August 19, 2015
    Publication date: May 11, 2017
    Applicant: NISSHIN SEIFUN GROUP INC.
    Inventors: Kazumi KOZAWA, Yusuke IGAWA
  • Patent number: 9597712
    Abstract: A powder classifying apparatus for classifying powder that has a granularity distribution and recovering fine powder has: a casing provided with two disc-shaped members and a surrounding wall member, a disc-shaped hollow section for classifying powder using a spinning airflow in the interior thereof being formed on the inner side of the casing; at least one powder supply opening for supplying powder into the disc-shaped hollow section; a discharge section for discharging air including fine powder discharged from the disc-shaped hollow section; a recovery unit formed in the thickness-wise center of the surrounding wall member of the casing and provided with a slit-shaped opening for recovering coarse powder discharged from the disc-shaped hollow section; and two air introduction units provided with a plurality of air introduction devices for introducing air into the disc-shaped hollow section in order to form the rotational airflow inside the disc-shaped hollow section.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: March 21, 2017
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventors: Kazumi Kozawa, Kenji Jikihara, Shunsuke Yamamoto
  • Patent number: 9453263
    Abstract: Provided is a method of detecting or quantifying a wheat species-specific DNA in a test sample by polymerase chain reaction. The method comprises a step of amplifying a nucleic acid molecule having a partial sequence of a nucleotide sequence identified as SEQ ID NO: 1 using a nucleic acid molecule in the test sample or a nucleic acid molecule extracted from the test sample as the template and using a primer pair capable of amplifying the partial sequence and a step of detecting or quantifying the amplified nucleic acid molecule.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: September 27, 2016
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventors: Kazumi Kitta, Satoshi Furui, Junichi Mano, Shinjiro Imai, Keiko Tanaka, Yasuyuki Matsuoka, Shinichiro Arami, Megumi Sato, Hiroyuki Haraguchi, Youichi Kurimoto
  • Patent number: 9447475
    Abstract: Provided is a method of detecting or quantifying a wheat species-specific DNA in a test sample by polymerase chain reaction. The method comprises a step of amplifying a nucleic acid molecule having at partial sequence of a nucleotide sequence identified as SEQ ID NO: 1 using a nucleic acid molecule in the test sample or a nucleic acid molecule extracted from the test sample as the template and using a primer pair capable of amplifying the partial sequence and a step of detecting or quantifying the amplified nucleic acid molecule.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: September 20, 2016
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventors: Kazumi Kitta, Satoshi Furui, Junichi Mano, Shinjiro Imai, Keiko Tanaka, Yasuyuki Matsuoka, Shinichiro Arami, Megumi Sato, Hiroyuki Haraguchi, Youichi Kurimoto
  • Patent number: 9415421
    Abstract: A powder classifying device includes a plurality of powder classifiers that impart a whirling motion to powder with whirling gas streams to classify the powder into coarse powder and fine powder, a gas supply source that supplies the plurality of powder classifiers with gas for generating the whirling gas stream, a powder supplier that supplies the plurality of powder classifiers with powder having a particle size distribution, a fine powder collecting section that collects fine powder classified by each of the plurality of powder classifiers, a coarse powder recovery section that recovers coarse powder classified by each of the plurality of powder classifiers, and a controller that controls flow rates of gases supplied to the plurality of powder classifiers so that a classification point is substantially equal among the plurality of powder classifiers.
    Type: Grant
    Filed: October 14, 2011
    Date of Patent: August 16, 2016
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventors: Kazumi Kozawa, Kosuke Ando, Harutoshi Tominaga, Masaru Kyugo, Daisuke Sato
  • Patent number: 9364840
    Abstract: A powder distribution device comprises a distribution chamber having a cylindrical shape, a powder introduction pipe extending along a central axis of the distribution chamber and adapted to introduce powder to an inside of the distribution chamber through an introduction port facing the distribution chamber, swirling gas flow generating unit that generates a swirling gas flow flowing about the central axis of the distribution chamber in the distribution chamber, a plurality of powder distribution paths communicating with an outer peripheral surface of the distribution chamber, and a slit formed at a communicating portion between each of the plurality of powder distribution paths and the distribution chamber.
    Type: Grant
    Filed: October 14, 2011
    Date of Patent: June 14, 2016
    Assignee: NISSHIN SEIFUN GROUP INC.
    Inventor: Masaru Kyugo
  • Patent number: D792209
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: July 18, 2017
    Assignee: Nisshin Seifun Group Inc.
    Inventors: Mitsuo Nomura, Tomoya Watanabe