Patents by Inventor Yoshikazu Shima
Yoshikazu Shima 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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Patent number: 11973146Abstract: A semiconductor integrated circuit including: a substrate of a first conductivity type; a buried insulating film provided on the substrate; an active layer of the first conductivity type provided on the buried insulating film; a first impurity region of a second conductivity type formed within the active layer; an electric field relaxation layer of the second conductivity type formed within the active layer and surrounding the first impurity region; a second impurity region of the first conductivity type formed within the active layer and surrounding the electric field relaxation layer; and a groove formed surrounding the second impurity region and reaching the buried insulating film.Type: GrantFiled: October 27, 2020Date of Patent: April 30, 2024Assignee: KABUSHIKI KAISHA TOKAI-RIKA-DENKI-SEISAKUSHOInventors: Kengo Shima, Yoshikazu Kataoka, Kazuya Adachi, Yuto Hakamata
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Patent number: 10147420Abstract: A terminal comprises: a speech receiving unit that receives speech in a locked state; a voiceprint authentication unit that performs voiceprint authentication based on the speech received in the locked state and determining whether or not a user is legitimate; a speech recognition unit that performs speech recognition of the speech received in the locked state; and an execution unit that executes an application using a result of the speech recognition.Type: GrantFiled: June 13, 2018Date of Patent: December 4, 2018Assignee: NEC CORPORATIONInventor: Yoshikazu Shima
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Patent number: 10134392Abstract: A terminal comprises: a speech receiving unit that receives speech in a locked state; a voiceprint authentication unit that performs voiceprint authentication based on the speech received in the locked state and determining whether or not a user is legitimate; a speech recognition unit that performs speech recognition of the speech received in the locked state; and an execution unit that executes an application using a result of the speech recognition.Type: GrantFiled: January 9, 2014Date of Patent: November 20, 2018Assignee: NEC CORPORATIONInventor: Yoshikazu Shima
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Publication number: 20180293975Abstract: A terminal comprises: a speech receiving unit that receives speech in a locked state; a voiceprint authentication unit that performs voiceprint authentication based on the speech received in the locked state and determining whether or not a user is legitimate; a speech recognition unit that performs speech recognition of the speech received in the locked state; and an execution unit that executes an application using a result of the speech recognition.Type: ApplicationFiled: June 13, 2018Publication date: October 11, 2018Applicant: NEC CorporationInventor: Yoshikazu SHIMA
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Publication number: 20170017322Abstract: An input device according to the present invention includes a touch panel (1), display means (2) provided to be superimposed on the touch panel (1), measurement means (11) that is able to measure a measurement value corresponding to a situation whether a glove is worn and a thickness of the glove, and sensitivity setting means for setting sensitivity of the touch panel (1) according to the measurement value measured by the measurement means (11). The measurement value may be a value corresponding to a range in which an electrostatic capacitance of the touch panel (1) has changed, for example, and the sensitivity setting means (12) increases the sensitivity of the touch panel (1) as this value increases. It is therefore possible to provide an input device that is able to improve operability regardless of whether the glove is worn or even when a different type of glove is worn.Type: ApplicationFiled: September 30, 2016Publication date: January 19, 2017Applicants: NEC CORPORATION, NEC CorporationInventor: Yoshikazu SHIMA
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Publication number: 20150340025Abstract: A terminal comprises: a speech receiving unit that receives speech in a locked state; a voiceprint authentication unit that performs voiceprint authentication based on the speech received in the locked state and determining whether or not a user is legitimate; a speech recognition unit that performs speech recognition of the speech received in the locked state; and an execution unit that executes an application using a result of the speech recognition.Type: ApplicationFiled: January 9, 2014Publication date: November 26, 2015Inventor: Yoshikazu SHIMA
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Publication number: 20150338975Abstract: In a configuration in which a display in display 10 is autonomously switched, when touch panel 20 detects proximity of a contact body, the display in display 10 is not switched after the detection of the proximity and detection of contact of the contact body in touch panel 20, until the contact is no longer detected.Type: ApplicationFiled: November 6, 2012Publication date: November 26, 2015Inventor: Yoshikazu SHIMA
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Patent number: 9169356Abstract: Provided is a cyanate ester polymer having excellent flame retardance, low dielectric constant, low dielectric loss tangent and high heat resistance. Specifically provided is a cyanate ester polymer obtained by polymerizing a cyanate ester compound represented by the following general formula (1). (1) In the formula, X represents OCN or OH, and 10-100% by mol of X is composed of OCN.Type: GrantFiled: September 26, 2006Date of Patent: October 27, 2015Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Yuuichi Sugano, Masayuki Katagiri, Daisuke Ohno, Tomoaki Kubota, Yoshikazu Shima
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Patent number: 9122337Abstract: The present invention provides an information processing terminal that has improved operability in the vicinity of the gap between a plurality of touch panel displays. The information processing terminal has a first combination display and detector, a second combination display and detector, a detector, and a processing unit. The first combination display and detector displays an image and detects contact, and outputs first detected item of information upon detection of a contacting object making contact. The second combination display and detector displays an image and detects contact, and outputs second detected item of information upon detection of a contacting object making contact. The detector detects contact and outputs third detected item of information upon detection of a contacting object making contact. The detector is disposed in a gap between the first combination display and detector and the second combination display and detector.Type: GrantFiled: December 15, 2011Date of Patent: September 1, 2015Assignee: NEC CORPORATIONInventor: Yoshikazu Shima
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Patent number: 8759566Abstract: Provided is a process for producing ?-hydroxycarboxylic esters from ?-hydroxycarboxylic amides and aliphatic alcohols, wherein it is a production process which is inhibited in a production cost and enhanced in a conversion rate and a selectivity and which is industrially advantageous. To be specific, it is a production process for ?-hydroxycarboxylic ester characterized by subjecting ?-hydroxycarboxylic amide and aliphatic alcohol to a gas phase reaction in the presence of a zirconium dioxide catalyst. A catalyst lifetime is improved to a large extent by using a zirconium dioxide catalyst containing a specific element.Type: GrantFiled: March 30, 2010Date of Patent: June 24, 2014Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Hideho Matsuda, Yuuichi Sugano, Yoshikazu Shima, Masaki Takemoto, Genki Nogami
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Publication number: 20140111430Abstract: An input device according to the present invention includes a touch panel (1), display means (2) provided to be superimposed on the touch panel (1), measurement means (11) that is able to measure a measurement value corresponding to a situation whether a glove is worn and a thickness of the glove, and sensitivity setting means for setting sensitivity of the touch panel (1) according to the measurement value measured by the measurement means (11). The measurement value may be a value corresponding to a range in which an electrostatic capacitance of the touch panel (1) has changed, for example, and the sensitivity setting means (12) increases the sensitivity of the touch panel (1) as this value increases. It is therefore possible to provide an input device that is able to improve operability regardless of whether the glove is worn or even when a different type of glove is worn.Type: ApplicationFiled: April 16, 2012Publication date: April 24, 2014Applicant: NEC CASIO MOBILE COMMUNICATIONS, LTD.Inventor: Yoshikazu Shima
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Publication number: 20130335359Abstract: The present invention provides an information processing terminal that has improved operability in the vicinity of the gap between a plurality of touch panel displays. The information processing terminal has a first combination display and detector, a second combination display and detector, a detector, and a processing unit. The first combination display and detector displays an image and detects contact, and outputs first detected item of information upon detection of a contacting object making contact. The second combination display and detector displays an image and detects contact, and outputs second detected item of information upon detection of a contacting object making contact. The detector detects contact and outputs third detected item of information upon detection of a contacting object making contact. The detector is disposed in a gap between the first combination display and detector and the second combination display and detector.Type: ApplicationFiled: December 15, 2011Publication date: December 19, 2013Applicant: NEC CASIO MOBILE COMMUNICATIONS LTD.Inventor: Yoshikazu Shima
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Patent number: 8603939Abstract: The present provides a high-efficiency amide compound production catalyst to be used in producing an amide compound through hydration of a nitrile compound and a production method using it. The amide compound production catalyst is for producing an amide compound through reaction of a nitrile compound and water, and comprises a manganese oxide catalyst containing bismuth and further containing yttrium or vanadium. The method for producing an amide compound comprises reacting a nitrile compound and water in a liquid phase in the presence of the amide compound production catalyst.Type: GrantFiled: March 4, 2011Date of Patent: December 10, 2013Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Takako Uchiyama, Shinyou Shirai, Yoshikazu Shima, Masaki Takemoto, Genki Nogami
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Patent number: 8575277Abstract: A safe and stable production method of a hydrogenated polymer having high transparency, which is a production method of a hydrogenated polymer by hydrogenating aromatic rings of an aromatic vinyl compound-(meth)acrylate copolymer, in which (1) a solvent solution of the copolymer is added to a reactor, which has a solvent and a supported palladium catalyst charged therein, under a hydrogen atmosphere at a rate of from 0.01 to 15 g/hour in terms of the copolymer per unit mass (g) of the supported palladium catalyst, thereby performing hydrogenation reaction, and then such an operation is performed repeatedly that (2) a hydrogenated polymer is obtained from 30 to 90% by mass of the resulting reaction mixed solution, and a fresh solvent solution of the copolymer is added to the reactor, in which the residual reaction mixed solution is left, or to which the residual reaction mixed solution is returned, at a rate of from 0.Type: GrantFiled: August 4, 2008Date of Patent: November 5, 2013Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Yasuhiro Kushida, Yuuichi Sugano, Tatsuya Yamauchi, Hideyuki Sato, Yoshikazu Shima
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Publication number: 20130041179Abstract: The present provides a high-efficiency amide compound production catalyst to be used in producing an amide compound through hydration of a nitrile compound and a production method using it. The amide compound production catalyst is for producing an amide compound through reaction of a nitrile compound and water, and comprises a manganese oxide catalyst containing bismuth and further containing yttrium or vanadium. The method for producing an amide compound comprises reacting a nitrile compound and water in a liquid phase in the presence of the amide compound production catalyst.Type: ApplicationFiled: March 4, 2011Publication date: February 14, 2013Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Takako Uchiyama, Shinyou Shirai, Yoshikazu Shima, Masaki Takemoto, Genki Nogami
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Publication number: 20120095253Abstract: Provided is a process for producing ?-hydroxycarboxylic esters from ?-hydroxycarboxylic amides and aliphatic alcohols, wherein it is a production process which is inhibited in a production cost and enhanced in a conversion rate and a selectivity and which is industrially advantageous. To be specific, it is a production process for ?-hydroxycarboxylic ester characterized by subjecting ?-hydroxycarboxylic amide and aliphatic alcohol to a gas phase reaction in the presence of a zirconium dioxide catalyst. A catalyst lifetime is improved to a large extent by using a zirconium dioxide catalyst containing a specific element.Type: ApplicationFiled: March 30, 2010Publication date: April 19, 2012Applicant: Mitsubishi Gas Chemical Company, Inc.Inventors: Hideho Matsuda, Yuuichi Sugano, Yoshikazu Shima, Masaki Takemoto, Genki Nogami
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Publication number: 20110269912Abstract: A safe and stable production method of a hydrogenated polymer having high transparency, which is a production method of a hydrogenated polymer by hydrogenating aromatic rings of an aromatic vinyl compound-(meth)acrylate copolymer, in which (1) a solvent solution of the copolymer is added to a reactor, which has a solvent and a supported palladium catalyst charged therein, under a hydrogen atmosphere at a rate of from 0.01 to 15 g/hour in terms of the copolymer per unit mass (g) of the supported palladium catalyst, thereby performing hydrogenation reaction, and then such an operation is performed repeatedly that (2) a hydrogenated polymer is obtained from 30 to 90% by mass of the resulting reaction mixed solution, and a fresh solvent solution of the copolymer is added to the reactor, in which the residual reaction mixed solution is left, or to which the residual reaction mixed solution is returned, at a rate of from 0.Type: ApplicationFiled: August 4, 2008Publication date: November 3, 2011Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Yasuhiro Kushida, Yuuichi Sugano, Tatsuya Yamauchi, Hideyuki Sato, Yoshikazu Shima
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Patent number: 8022233Abstract: An efficient process for producing glycidyl 2-hydroxyisobutyrate useful as a reactive diluent is provided. When glycidyl 2-hydroxyisobutyrate is produced by reacting allyl 2-hydroxyisobutyrate with hydrogen peroxide, a solution in which allyl 2-hydroxyisobutyrate is dissolved in an aliphatic ester as a solvent is reacted with hydrogen peroxide in the presence of a crystalline titanosilicate catalyst. Thus, a production process of glycidyl 2-hydroxyisobutyrate, which is small in degradation of purity and yield due to generation of peroxides or the like, and products thereof are provided.Type: GrantFiled: June 30, 2006Date of Patent: September 20, 2011Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Rieko Nakano, Masaki Takemoto, Yoshikazu Shima
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Patent number: 7704917Abstract: A process for producing a catalyst for cyanhydrin hydration, which comprises a manganese oxide as a main component and is excellent in both physical strength and reaction activity, is provided, as well as a catalyst for cyanhydrin hydration obtained by the production process. Specifically, a process for producing a catalyst which is useful for cyanhydrin hydration and contains a manganese oxide as a main component, potassium, and one or more elements selected from the group consisting of bismuth, vanadium and tin, in which the above compounds are mixed together in an aqueous system; the resulting slurry precipitate is subjected to solid-liquid separation; and the resulting hydrous cake is dried in at least two separate stages comprising a predrying and a main drying, is provided, as well as a catalyst for cyanhydrin hydration obtained by the production process.Type: GrantFiled: July 6, 2006Date of Patent: April 27, 2010Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Hideho Matsuda, Takako Uchiyama, Yoshikazu Shima, Masaki Takemoto
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Patent number: 7488782Abstract: A process for producing a hydrogenated polymer, which includes a step of hydrogenating aromatic rings of an aromatic vinyl compound—(meth)acrylate copolymer. In the process, the copolymer having a ratio, A/B, of from 0.25 to 4.0 (A is a molar number of constitutional units derived from the (meth)acrylate monomer, and B is a molar number of constitutional units derived from the aromatic vinyl monomer) is hydrogenated in a solvent in the presence of a catalyst which is composed of zirconium oxide supporting palladium. By the process, a highly transparent, hydrogenated polymer is stably and rapidly produced for a long period of time or repeatedly.Type: GrantFiled: February 27, 2007Date of Patent: February 10, 2009Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Yuuichi Sugano, Yasuhiro Kushida, Tatsuya Yamauchi, Hideyuki Sato, Yoshikazu Shima