Patents by Inventor Yuki Iwata

Yuki Iwata 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: 20250024849
    Abstract: The antioxidant composition contains an edible oil and fat, an antioxidant component sparingly soluble in an oil and fat, and an emulsifier, wherein the emulsifier is composed of a diglycerol oleic acid ester having a monoester content of 40% or more and less than 70% and lecithin, and the antioxidant component is solubilized by the emulsifier without using an aqueous solvent. An edible oil and fat of the present invention contains the antioxidant composition in an amount of 0.01 parts by mass or more and 30 parts by mass or less in 100 parts by mass of a total of the edible oil and fat and the antioxidant composition.
    Type: Application
    Filed: October 2, 2024
    Publication date: January 23, 2025
    Applicant: FTT CO., LTD.
    Inventors: Takashi IWATA, Ai UESHIMA, Yuki FUJIMOTO, Akihito HAYASHI
  • Publication number: 20250020130
    Abstract: A casing of a centrifugal compressor has a first wall facing a back surface of an impeller. A back gap is formed between the back surface of the impeller and the first wall. A specific speed of the impeller is set to be less than 0.1. A ratio of an axial width s of the back gap to an impeller radius r satisfies a relationship of 0.008?s/r?0.5, where the axial width s is a width of the back gap in an axial direction of the shaft, and the impeller radius r is a radius of the impeller.
    Type: Application
    Filed: September 30, 2024
    Publication date: January 16, 2025
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Arihiro IWATA, Kosuke NISHIMURA, Koichi TANAKA, Daigo FUKUDA, Yuki KAWACHIYA
  • Publication number: 20240384147
    Abstract: A thermally conductive composition including a curable component, a curing agent configured to cure the curable component, and a metallic filler is provided. The metallic filler contains thermally conductive particles and low-melting-point metallic particles. A volume average particle diameter of the thermally conductive particles is greater than a volume average particle diameter of the low-melting-point metallic particles. A melting point of the low-melting-point metallic particles is lower than a thermal curing treatment temperature of the thermally conductive composition.
    Type: Application
    Filed: August 22, 2022
    Publication date: November 21, 2024
    Inventors: Yijing ZHAO, Hiroki SHIBUYA, Yuki IWATA, Takeshi NISHIO, Makoto INOUE, Ryoko KAWAKAMI
  • Patent number: 10858521
    Abstract: An antifouling coating composition contains a silyl ester (co)polymer and medetomidine and is used to prevent the fouling of substrates by aquatic organisms and which can form antifouling coating films exhibiting outstanding antifouling properties over a long period and also has good storage stability. The antifouling coating composition includes a silyl ester (co)polymer (A) and medetomidine (B), the silyl ester (co)polymer (A) including structural units derived from a monomer (a) represented by the general formula (I): R1—CH?C(CH3)—COO—(SiR2R3O)n—SiR4R5R6, and structural units derived from an unsaturated monomer (b) copolymerizable with the monomer (a).
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: December 8, 2020
    Assignee: CHUGOKU MARINE PAINTS, LTD.
    Inventors: Yuki Iwata, Soichiro Tanino, Satoshi Masuda, Hideyuki Tanaka
  • Publication number: 20180105703
    Abstract: An antifouling coating composition contains a silyl ester (co)polymer and medetomidine and is used to prevent the fouling of substrates by aquatic organisms and which can form antifouling coating films exhibiting outstanding antifouling properties over a long period and also has good storage stability. The antifouling coating composition includes a silyl ester (co)polymer (A) and medetomidine (B), the silyl ester (co)polymer (A) including structural units derived from a monomer (a) represented by the general formula (I): R1—CH?C(CH3)—COO—(SiR2R3O)n—SiR4R5R6, and structural units derived from an unsaturated monomer (b) copolymerizable with the monomer (a).
    Type: Application
    Filed: May 20, 2016
    Publication date: April 19, 2018
    Applicant: CHUGOKU MARINE PAINTS, LTD.
    Inventors: Yuki IWATA, Soichiro TANINO, Satoshi MASUDA, Hideyuki TANAKA
  • Patent number: 9161945
    Abstract: A compound, which inhibits SGLT1 (sodium-dependent glucose transporter 1) activity to suppress absorption of glucose or the like, thereby suppressing abnormal glucose tolerance or postprandial hyperglycemia in diabetes, is provided.
    Type: Grant
    Filed: August 19, 2011
    Date of Patent: October 20, 2015
    Assignee: TAISHO PHARMACEUTICAL CO., LTD.
    Inventors: Hiroyuki Kakinuma, Yohei Kobashi, Tomomichi Chonan, Fumiyasu Shiozawa, Yuki Iwata, Takahiro Oi, Kenichi Kawabe
  • Patent number: 8653800
    Abstract: The step-up DC/DC converter (30) of the present invention has a synchronous rectifier transistor (M1); an output transistor (M2); a first back-gate control transistor (M3) connected between an external terminal (T2) and a back gate of the synchronous rectifier transistor (M1); a discharge transistor (M6) connected between the external terminal (T2) and a ground terminal; and a control unit (X1) for controlling the on/off state of the components described above. The control unit (X1) switches off the first back-gate control transistor (M3) and switches on the discharge transistor (M6) when stopping the switching operation of the output transistor (M2) and the synchronous rectifier transistor (M1).
    Type: Grant
    Filed: June 2, 2010
    Date of Patent: February 18, 2014
    Assignee: Rohm Co., Ltd.
    Inventors: Takatsugu Wachi, Masashi Nagasato, Yuki Iwata
  • Publication number: 20130165645
    Abstract: A compound, which inhibits SGLT1 (sodium-dependent glucose transporter 1) activity to suppress absorption of glucose or the like, thereby suppressing abnormal glucose tolerance or postprandial hyperglycemia in diabetes, is provided.
    Type: Application
    Filed: August 19, 2011
    Publication date: June 27, 2013
    Applicant: TAISHO PHARMACEUTICAL CO., LTD
    Inventors: Hiroyuki Kakinuma, Yohei Kobashi, Tomomichi Chonan, Fumiyasu Shiozawa, Yuki Iwata, Takahiro Oi, Kenichi Kawabe
  • Patent number: 8466113
    Abstract: The present invention provides 4-isopropylphenyl glucitol compounds which have no tendency to accumulate in the body and which inhibit SGLT1 activity to suppress postprandial hyperglycemia (or impaired glucose tolerance) through suppression of glucose absorption in the small intestine, whereby the compounds, for example, can suppress the onset of diabetes and metabolic syndrome or can treat these diseases. A 4-isopropylphenyl glucitol compound represented by the following formula (I) or a pharmaceutically acceptable salt thereof: wherein R1 represents a hydrogen atom, etc., R2 represents a methyl group, etc., R3 represents a C1-4 alkyl group substituted with an amino group(s), etc., and R4 represents a hydrogen atom, etc.
    Type: Grant
    Filed: February 23, 2010
    Date of Patent: June 18, 2013
    Assignee: Taisho Pharmaceutical Co., Ltd.
    Inventors: Hiroyuki Kakinuma, Yohei Kobashi, Tomomichi Chonan, Takahiro Oi, Fumiyasu Shiozawa, Yuki Iwata, Kenichi Kawabe
  • Publication number: 20110306759
    Abstract: The present invention provides 4-isopropylphenyl glucitol compounds which have no tendency to accumulate in the body and which inhibit SGLT1 activity to suppress postprandial hyperglycemia (or impaired glucose tolerance) through suppression of glucose absorption in the small intestine, whereby the compounds, for example, can suppress the onset of diabetes and metabolic syndrome or can treat these diseases. A 4-isopropylphenyl glucitol compound represented by the following formula (I) or a pharmaceutically acceptable salt thereof: wherein R1 represents a hydrogen atom, etc., R2 represents a methyl group, etc., R3 represents a C1-4 alkyl group substituted with an amino group(s), etc., and R4 represents a hydrogen atom, etc.
    Type: Application
    Filed: February 23, 2010
    Publication date: December 15, 2011
    Applicant: TAISHO PHARMACEUTICAL CO., LTD
    Inventors: Hiroyuki Kakinuma, Yohei Kobashi, Tomomichi Chonan, Takahiro Oi, Fumiyasu Shiozawa, Yuki Iwata, Kenichi Kawabe
  • Patent number: 7973012
    Abstract: Provided is a novel C-phenyl glycitol compound that may serve as a prophylactic or therapeutic agent for diabetes by inhibiting both SGLT1 activity and SGLT2 activity, thereby exhibiting a glucose absorption suppression action and a urine glucose excretion action.
    Type: Grant
    Filed: May 18, 2007
    Date of Patent: July 5, 2011
    Assignee: Taisho Pharmaceutical Co., Ltd
    Inventors: Hiroyuki Kakinuma, Yohei Kobashi, Yuko Hashimoto, Takahiro Oi, Hitomi Takahashi, Hideaki Amada, Yuki Iwata
  • Publication number: 20100308655
    Abstract: The step-up DC/DC converter (30) of the present invention has a synchronous rectifier transistor (M1); an output transistor (M2); a first back-gate control transistor (M3) connected between an external terminal (T2) and a back gate of the synchronous rectifier transistor (M1); a discharge transistor (M6) connected between the external terminal (T2) and a ground terminal; and a control unit (X1) for controlling the on/off state of the components described above. The control unit (X1) switches off the first back-gate control transistor (M3) and switches on the discharge transistor (M6) when stopping the switching operation of the output transistor (M2) and the synchronous rectifier transistor (M1).
    Type: Application
    Filed: June 2, 2010
    Publication date: December 9, 2010
    Applicant: Rohm Co., Ltd.
    Inventors: Takatsugu Wachi, Masashi Nagasato, Yuki Iwata
  • Publication number: 20100069460
    Abstract: A 1-phenyl 1-thio-D-glucitol compound represented by formula (I) or the like: or a pharmaceutically acceptable salt thereof or a hydrate thereof, or a pharmaceutical preparation comprising the same as an active ingredient is useful as a novel type of prophylactic or therapeutic agent for diabetes, diabetes-related diseases or diabetic complications, which inhibits both SGLT1 and SGLT2 activities to achieve not only suppression of glucose absorption from the digestive tract but also excretion of urinary sugars.
    Type: Application
    Filed: December 14, 2007
    Publication date: March 18, 2010
    Applicant: TAISHO PHARMACEUTICAL CO., LTD.
    Inventors: Hiroyuki Kakinuma, Takahiro Oi, Yuko Hashimoto, Hitomi Takahashi, Yohei Kobashi, Yuki Iwata, Kenichi Kawabe, Masato Takahashi
  • Publication number: 20100022460
    Abstract: Provided is a novel C-phenyl glycitol compound that may serve as a prophylactic or therapeutic agent for diabetes by inhibiting both SGLT1 activity and SGLT2 activity, thereby exhibiting a glucose absorption suppression action and a urine glucose excretion action.
    Type: Application
    Filed: May 18, 2007
    Publication date: January 28, 2010
    Applicant: TAISHO PHARMACEUTICAL CO., LTD.
    Inventors: Hiroyuki Kakinuma, Yohei Kobashi, Yuko Hashimoto, Takahiro Oi, Hitomi Takahashi, Hideaki Amada, Yuki Iwata
  • Publication number: 20100007999
    Abstract: A first transistor is provided between one terminal of a synchronous rectifying transistor and the back gate thereof, with a body diode of the first transistor being in an orientation such that the cathode thereof corresponds to the output terminal side. A second transistor is provided between the other terminal of the synchronous rectifying transistor and the back gate thereof, with a body diode of the second transistor being in an orientation such that the cathode thereof corresponds to the switching terminal side. During a first period from the boosting stopped state up to the boosting operation state of the switching regulator, a switch control unit instructs the synchronous rectifying transistor to perform a switching operation with the switching transistor set to the OFF state, the first transistor set to the ON state, and the second transistor set to the OFF state.
    Type: Application
    Filed: December 22, 2008
    Publication date: January 14, 2010
    Applicant: ROHM CO., LTD.
    Inventor: Yuki IWATA
  • Publication number: 20090166856
    Abstract: A semiconductor device is provided whereby the signal interference among a plurality of function blocks is reduced. In a semiconductor device having a CSP structure, an integrated circuit containing a plurality of function blocks is formed on a semiconductor substrate. A plurality of external electrodes are classified into a plurality of groups of external electrodes according to function blocks connected, and are arranged in a plurality of divided regions for each of the plurality of groups of external electrodes. Rewirings connected to external electrodes of low impedance are placed in a boundary area between the plurality of regions.
    Type: Application
    Filed: November 25, 2005
    Publication date: July 2, 2009
    Inventor: Yuki Iwata
  • Patent number: 7134954
    Abstract: The present invention is to provide a method for producing an animal natural intestine having improved texture and hardness by treatment with a solution containing a food emulsifier.
    Type: Grant
    Filed: November 17, 2005
    Date of Patent: November 14, 2006
    Assignee: Riken Vitamin Co., Ltd.
    Inventors: Ryuichi Yoshikawa, Yusuke Nakanishi, Yuki Iwata
  • Publication number: 20060128293
    Abstract: The present invention is to provide a method for producing an animal natural intestine having improved texture and hardness by treatment with a solution containing a food emulsifier.
    Type: Application
    Filed: November 17, 2005
    Publication date: June 15, 2006
    Inventors: Ryuichi Yoshikawa, Yusuke Nakanishi, Yuki Iwata