Patents by Inventor Tomohiro Araki

Tomohiro Araki 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: 20240129666
    Abstract: An estimation apparatus 10 is a signal processing apparatus for processing an acoustic signal and estimates an observation signal of a virtual microphone arranged virtually from an input observation signal of a real microphone using a deep learning model having a neural network (NN) 11.
    Type: Application
    Filed: January 29, 2021
    Publication date: April 18, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Tsubasa OCHIAI, Marc DELCROIX, Tomohiro NAKATANI, Rintaro IKESHITA, Keisuke KINOSHITA, Shoko ARAKI
  • Publication number: 20240127841
    Abstract: An acoustic signal enhancement device includes: a spatiotemporal covariance matrix estimation unit 2 configured to estimate spatiotemporal covariance matrices Rf(j) and Pf(j); a reverberation suppression unit 3 configured to obtain a reverberation suppression filter Gf(j) of the sound source j using the estimated spatiotemporal covariance matrices Rf(j) and Pf(j) for each sound source j and to generate a reverberation suppression signal vector using the obtained reverberation suppression filter Gf(j) and the observation signal vector Xt,f; a sound source separation unit 4 configured to obtain an enhanced sound yt,f(j) of the sound source j and power of the sound source j using the generated reverberation suppression signal vector for each sound source j (where 1?j?J) corresponding to the target sound; and a control unit 5 configured to perform control such that processes of these units are repeatedly performed.
    Type: Application
    Filed: February 25, 2021
    Publication date: April 18, 2024
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Tomohiro NAKATANI, Rintaro IKESHITA, Keisuke KINOSHITA, Hiroshi SAWADA, Shoko ARAKI
  • Patent number: 11912858
    Abstract: A molded bale of a rubber-like block copolymer, the rubber-like block copolymer containing 5% by mass or more and 95% by mass or less of a polymer block (a) having a content of a vinyl aromatic monomer unit of 22% by mass or less; and 5% by mass or more and 95% by mass or less of a polymer block (b) having a content of a vinyl aromatic monomer unit of 23% by mass or more and less than 50% by mass, in which the rubber-like block copolymer has an iodine value of 10 to 250, an ethylene structure content of 3% by mass or more, and a vinyl aromatic monomer block content of less than 10% by mass.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: February 27, 2024
    Assignee: Asahi Kasei Kabushiki Kaisha
    Inventors: Yoshifumi Araki, Atsushi Yasumoto, Daigo Matsuoka, Yoshihisa Inoue, Tomohiro Kondo
  • Publication number: 20210394491
    Abstract: A laminated glass including two facing glass plates and an interlayer film disposed between the two glass plates. The interlayer film has a resin layer having a storage modulus of 1000 MPa or more at a temperature of 25° C. and a frequency of 1×105 Hz. The laminated glass may be a windshield for an automobile.
    Type: Application
    Filed: November 27, 2019
    Publication date: December 23, 2021
    Inventors: Reimi EMOTO, Tomohiro MIWA, Tomohiro ARAKI, Kyosuke NAKAMURA, Naoki TAKAHARA, Akihiro YOSHIDA, Eisaku ISHIKAWA, Hiroki KUZUOKA, Ryoh TAKAHASHI, Keiichiro NISHIMURA, Yukiko INOUE, Miku KAWAMURA
  • Patent number: 9029295
    Abstract: The present invention relates to a pyridazinone compound of the formula (I): wherein R1 represents hydrogen, a C1-6 alkyl group, and the like, R2 represents halogen, a cyano group, a nitro group, a C1-6 alkoxy group, and the like, G represents hydrogen, and the like, Z represents halogen, a cyano group, a nitro group, a C1-6 alkyl group, and the like, and n represents an integer of 1-5 useful as an active ingredient in a herbicide and a noxious arthropod controlling agent.
    Type: Grant
    Filed: December 26, 2011
    Date of Patent: May 12, 2015
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Takashi Kuragano, Shin-ichiro Souma, Yoshinobu Jin, Tomohiro Araki
  • Publication number: 20130281299
    Abstract: The present invention relates to a pyridazinone compound of the formula (I): wherein R1 represents hydrogen, a C1-6 alkyl group, and the like, R2 represents halogen, a cyano group, a nitro group, a C1-6 alkoxy group, and the like, G represents hydrogen, and the like, Z represents halogen, a cyano group, a nitro group, a C1-6 alkyl group, and the like, and n represents an integer of 1-5 useful as an active ingredient in a herbicideand a noxious arthropod controlling agent.
    Type: Application
    Filed: December 26, 2011
    Publication date: October 24, 2013
    Applicant: SUMITOMO CHEMICAL COMPANY,LIMITED
    Inventors: Takashi Kuragano, Shin-ichiro Souma, Yoshinobu Jin, Tomohiro Araki
  • Patent number: 8278473
    Abstract: There is provided a compound having an excellent controlling effect on pests, represented by the formula (I): wherein, A and E independently represent a —R1 group, a -L1-R1 group, etc.; G represents a -L2-R1 group, a —S(O)2—R4 group, etc.; X represents a —S—R5 group or a —O—R6 group; Z represents an optionally substituted carbocyclic group or an optionally substituted heterocyclic group; R1 represents an optionally substituted C1-C20 chain hydrocarbon group, etc.; R5 represents a substituted C1-C4 alkyl group, an optionally substituted C5-C10 alkyl group, etc.; R6 represents a substituted C1-C2 alkyl group, an optionally substituted C3-C10 alkyl group, etc.; L1 represents a an oxygen atom, a sulfur atom, a —S(O)— group, or a —S(O)2— group; and L2 represents an oxygen atom or a sulfur atom.
    Type: Grant
    Filed: November 14, 2008
    Date of Patent: October 2, 2012
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Shigeyuki Itoh, Tomohiro Araki
  • Publication number: 20100240729
    Abstract: There is provided a compound having an excellent controlling effect on pests, represented by the formula (I): wherein, A and E independently represent a —R1 group, a -L1-R1 group, etc.; G represents a -L2-R1 group, a —S(O)2—R4 group, etc.; X represents a —S—R5 group or a —O—R6 group; Z represents an optionally substituted carbocyclic group or an optionally substituted heterocyclic group; R1 represents an optionally substituted C1-C20 chain hydrocarbon group, etc.; R5 represents a substituted C1-C4 alkyl group, an optionally substituted C5-C10 alkyl group, etc.; R6 represents a substituted C1-C2 alkyl group, an optionally substituted C3-C10 alkyl group, etc.; L1 represents a an oxygen atom, a sulfur atom, a —S(O)— group, or a —S(O)2-group; and L2 represents an oxygen atom or a sulfur atom.
    Type: Application
    Filed: November 14, 2008
    Publication date: September 23, 2010
    Applicant: Sumitomo Chemical Company, Limited
    Inventors: Shigeyuki Itoh, Tomohiro Araki
  • Publication number: 20040167193
    Abstract: A triazolone compound of the formula [I]: 1
    Type: Application
    Filed: February 20, 2004
    Publication date: August 26, 2004
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Tomohiro Araki, Yoshiharu Kinoshita, Hiroshi Sakaguchi, Akio Manabe
  • Patent number: 6762197
    Abstract: A triazolone compound of the formula [I]: wherein; R1 represents optionally substituted phenyl or the like, T represents m-phenylene optionally substituted by methyl or the like; and a fungicidal composition containing it as an active ingredient.
    Type: Grant
    Filed: June 6, 2002
    Date of Patent: July 13, 2004
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Tomohiro Araki, Yoshiharu Kinoshita, Hiroshi Sakaguchi, Akio Manabe
  • Publication number: 20030119670
    Abstract: A triazolone compound of the formula [I]: 1
    Type: Application
    Filed: June 6, 2002
    Publication date: June 26, 2003
    Inventors: Tomohiro Araki, Yoshiharu Kinoshita, Hiroshi Sakaguchi, Akio Manabe
  • Patent number: 6489487
    Abstract: Triazolone derivatives represented by the formula wherein R1 represents optionally substituted C1-10 alkyl, A1—L1—, A1—ON═CA2, etc.; R2 represents hydrogen, C1-6 alkyl, etc.; R3 represents C1-6 alkoxy, etc.; one of T, U, and V represents CR4, another represents CH or nitrogen, and the remaining one represents CR5 or nitrogen; and W represents CR6 or nitrogen.
    Type: Grant
    Filed: February 5, 2001
    Date of Patent: December 3, 2002
    Assignee: Sumitomo Chemical Company, Limited
    Inventors: Akio Manabe, Yoshiharu Kinoshita, Hiroshi Sakaguchi, Tomohiro Araki