Patents by Inventor Sukenori Ito
Sukenori Ito 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: 11869397Abstract: An abnormality detection circuit includes: a plurality of voltage dividing circuits; a first selector configured to select and output one of a plurality of outputs of the plurality of voltage dividing circuits; a first comparator configured to compare an output of the first selector with a reference voltage; and a first detector configured to detect an abnormality based on an output of the first comparator, wherein the selection of the first selector is switched in synchronization with a vertical synchronization signal or a horizontal synchronization signal of a liquid crystal display device.Type: GrantFiled: December 16, 2022Date of Patent: January 9, 2024Assignee: Rohm Co., Ltd.Inventors: Akira Hashimoto, Takateru Yamamoto, Sukenori Ito, Yasunobu Inoue
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Publication number: 20230121542Abstract: An abnormality detection circuit includes: a plurality of voltage dividing circuits; a first selector configured to select and output one of a plurality of outputs of the plurality of voltage dividing circuits; a first comparator configured to compare an output of the first selector with a reference voltage; and a first detector configured to detect an abnormality based on an output of the first comparator, wherein the selection of the first selector is switched in synchronization with a vertical synchronization signal or a horizontal synchronization signal of a liquid crystal display device.Type: ApplicationFiled: December 16, 2022Publication date: April 20, 2023Inventors: Akira Hashimoto, Takateru Yamamoto, Sukenori ITO, Yasunobu Inoue
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Patent number: 11620926Abstract: An abnormality detection circuit includes: a plurality of voltage dividing circuits; a first selector configured to select and output one of a plurality of outputs of the plurality of voltage dividing circuits; a first comparator configured to compare an output of the first selector with a reference voltage; and a first detector configured to detect an abnormality based on an output of the first comparator, wherein the selection of the first selector is switched in synchronization with a vertical synchronization signal or a horizontal synchronization signal of a liquid crystal display device.Type: GrantFiled: July 28, 2022Date of Patent: April 4, 2023Assignee: Rohm Co., Ltd.Inventors: Akira Hashimoto, Takateru Yamamoto, Sukenori Ito, Yasunobu Inoue
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Publication number: 20220366824Abstract: An abnormality detection circuit includes: a plurality of voltage dividing circuits; a first selector configured to select and output one of a plurality of outputs of the plurality of voltage dividing circuits; a first comparator configured to compare an output of the first selector with a reference voltage; and a first detector configured to detect an abnormality based on an output of the first comparator, wherein the selection of the first selector is switched in synchronization with a vertical synchronization signal or a horizontal synchronization signal of a liquid crystal display device.Type: ApplicationFiled: July 28, 2022Publication date: November 17, 2022Inventors: Akira Hashimoto, Takateru Yamamoto, Sukenori ITO, Yasunobu Inoue
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Patent number: 11436957Abstract: An abnormality detection circuit includes: a plurality of voltage dividing circuits; a first selector configured to select and output one of a plurality of outputs of the plurality of voltage dividing circuits; a first comparator configured to compare an output of the first selector with a reference voltage; and a first detector configured to detect an abnormality based on an output of the first comparator, wherein the selection of the first selector is switched in synchronization with a vertical synchronization signal or a horizontal synchronization signal of a liquid crystal display device.Type: GrantFiled: July 8, 2021Date of Patent: September 6, 2022Assignee: Rohm Co., Ltd.Inventors: Akira Hashimoto, Takateru Yamamoto, Sukenori Ito, Yasunobu Inoue
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Publication number: 20210343207Abstract: An abnormality detection circuit includes: a plurality of voltage dividing circuits; a first selector configured to select and output one of a plurality of outputs of the plurality of voltage dividing circuits; a first comparator configured to compare an output of the first selector with a reference voltage; and a first detector configured to detect an abnormality based on an output of the first comparator, wherein the selection of the first selector is switched in synchronization with a vertical synchronization signal or a horizontal synchronization signal of a liquid crystal display device.Type: ApplicationFiled: July 8, 2021Publication date: November 4, 2021Inventors: Akira Hashimoto, Takateru Yamamoto, Sukenori Ito, Yasunobu Inoue
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Patent number: 11087652Abstract: An abnormality detection circuit includes: a plurality of voltage dividing circuits; a first selector configured to select and output one of a plurality of outputs of the plurality of voltage dividing circuits; a first comparator configured to compare an output of the first selector with a reference voltage; and a first detector configured to detect an abnormality based on an output of the first comparator, wherein the selection of the first selector is switched in synchronization with a vertical synchronization signal or a horizontal synchronization signal of a liquid crystal display device.Type: GrantFiled: July 22, 2019Date of Patent: August 10, 2021Assignee: Rohm Co., Ltd.Inventors: Akira Hashimoto, Takateru Yamamoto, Sukenori Ito, Yasunobu Inoue
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Patent number: 10872576Abstract: A display driver IC (200) comprises: a digital circuit including a logic circuit (2); an output unit (11) for outputting, to the outside, a drive control signal with a level corresponding to the output from the logic circuit; and at least one of a first decision unit (21) for determining whether or not an abnormality is present in the register value in a register in the digital circuit and a second decision unit (22) for determining whether or not the level of the drive control signal is the level corresponding to the output from the logic circuit.Type: GrantFiled: September 6, 2017Date of Patent: December 22, 2020Assignee: Rohm Co., Ltd.Inventors: Yasuhito Sugimoto, Sukenori Ito, Hiromitsu Nakaoka
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Patent number: 10854122Abstract: The present disclosure relates to evaluation of a mounted resistor formed between a bump and electrodes. A display device of the present disclosure includes a display panel formed in a transparent substrate and a display driver driving the display panel. A plurality of bumps is formed on a connection surface of the display driver. A plurality of electrodes is formed on the transparent substrate and corresponds in position to the plurality of bumps. COG mounting enables the bumps on the display driver side to electrically connect to the electrodes on the transparent substrate side. On the connection surface of the display driver, the bumps, which are for use in signal transmission, further include a first evaluation-oriented bump (TA[i]) and a second evaluation-oriented bump (TB[i]). Evaluation-oriented electrodes (EL[i]) are disposed on the transparent substrate and correspond in position to the first evaluation-oriented bump (TA[i]) and the second evaluation-oriented bump (TB[i]).Type: GrantFiled: November 12, 2019Date of Patent: December 1, 2020Assignee: Rohm Co., Ltd.Inventor: Sukenori Ito
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Publication number: 20200160766Abstract: The present disclosure relates to evaluation of a mounted resistor formed between a bump and electrodes. A display device of the present disclosure includes a display panel formed in a transparent substrate and a display driver driving the display panel. A plurality of bumps is formed on a connection surface of the display driver. A plurality of electrodes is formed on the transparent substrate and corresponds in position to the plurality of bumps. COG mounting enables the bumps on the display driver side to electrically connect to the electrodes on the transparent substrate side. On the connection surface of the display driver, the bumps, which are for use in signal transmission, further include a first evaluation-oriented bump (TA[i]) and a second evaluation-oriented bump (TB[i]). Evaluation-oriented electrodes (EL[i]) are disposed on the transparent substrate and correspond in position to the first evaluation-oriented bump (TA[i]) and the second evaluation-oriented bump (TB[i]).Type: ApplicationFiled: November 12, 2019Publication date: May 21, 2020Applicant: Rohm Co., Ltd.Inventor: Sukenori ITO
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Patent number: 10600378Abstract: A liquid-crystal driving device is formed by integrating: an external output terminal to which a source line of an LCD panel is exteriorly connected; a first driver which generates a first source signal having three or more gradations (for example, 256 gradations) and outputs the first source signal to the external output terminal; an abnormality detection unit (a logic unit and an output monitor unit) which detects an abnormality in the first source signal; and a second driver which, when an abnormality in the first source signal is detected, generates a second source signa) having two gradations and outputs the second source signal to the external output terminal. The LCD panel is driven in a predetermined polarity inversion drive system, and the abnormality detection unit, for example, monitors polarity inversion of the first source signal in a fly-back period and detects an abnormality in the first source signal.Type: GrantFiled: February 8, 2017Date of Patent: March 24, 2020Assignee: Rohm Co., Ltd.Inventors: Sukenori Ito, Akira Hashimoto
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Publication number: 20200027381Abstract: An abnormality detection circuit includes: a plurality of voltage dividing circuits; a first selector configured to select and output one of a plurality of outputs of the plurality of voltage dividing circuits; a first comparator configured to compare an output of the first selector with a reference voltage; and a first detector configured to detect an abnormality based on an output of the first comparator, wherein the selection of the first selector is switched in synchronization with a vertical synchronization signal or a horizontal synchronization signal of a liquid crystal display device.Type: ApplicationFiled: July 22, 2019Publication date: January 23, 2020Applicant: Rohm Co., Ltd.Inventors: Akira HASHIMOTO, Takateru YAMAMOTO, Sukenori ITO, Yasunobu Inoue
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Publication number: 20190237033Abstract: A display driver IC (200) comprises: a digital circuit including a logic circuit (2); an output unit (11) for outputting, to the outside, a drive control signal with a level corresponding to the output from the logic circuit; and at least one of a first decision unit (21) for determining whether or not an abnormality is present in the register value in a register in the digital circuit and a second decision unit (22) for determining whether or not the level of the drive control signal is the level corresponding to the output from the logic circuit.Type: ApplicationFiled: September 6, 2017Publication date: August 1, 2019Applicant: Rohm Co., Ltd.Inventors: Yasuhito Sugimoto, Sukenori ITO, Hiromitsu Nakaoka
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Publication number: 20190088219Abstract: A liquid-crystal driving device is formed by integrating: an external output terminal to which a source line of an LCD panel is exteriorly connected; a first driver which generates a first source signal having three or more gradations (for example, 256 gradations) and outputs the first source signal to the external output terminal; an abnormality detection unit (a logic unit and an output monitor unit) which detects an abnormality in the first source signal; and a second driver which, when an abnormality in the first source signal is detected, generates a second source signa) having two gradations and outputs the second source signal to the external output terminal. The LCD panel is driven in a predetermined polarity inversion drive system, and the abnormality detection unit, for example, monitors polarity inversion of the first source signal in a fly-back period and detects an abnormality in the first source signal.Type: ApplicationFiled: February 8, 2017Publication date: March 21, 2019Applicant: Rohm Co., Ltd.Inventors: Sukenori Ito, Akira Hashimoto
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Publication number: 20070215578Abstract: The invention relates to injection needle melt-off apparatuses that allow the life of the electrode rollers to be extended and processing costs to be reduced.Type: ApplicationFiled: April 26, 2004Publication date: September 20, 2007Applicants: SOFTIC JAPAN CO., LTD., SEIWA PRO CO., LTD.Inventors: Sukenori Ito, Masaaki Okuda
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Patent number: 5262126Abstract: A method for sterilizing a liquid packaging sleeve-like blank having two open ends and made of a laminated material including a paper layer, includes the steps of sterilizing the blanks by circulating a circulating unit holding a large number of blanks in a sterilizing tank which contains a sterilizing agent, to dip the blanks in the sterilizing agent, and removing the sterilizing agent by circulating another circulating unit holding the large number of blanks in a hot air drying tank in which hot air is blown, to dry the blanks.Type: GrantFiled: March 10, 1992Date of Patent: November 16, 1993Assignee: Toppan Printing Co., Ltd.Inventors: Etsuo Shimamura, Sukenori Ito, Yuji Kawamura, Takuya Adachi, Atsushi Yuzawa, Masaaki Takada
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Patent number: 5122340Abstract: A method for sterilizing a liquid packaging sleeve-like blank having two open ends and made of a laminated material including a paper layer, includes the steps of sterilizing the blanks by circulating a circulating unit holding a large number of blanks in a sterilizing tank which contains a sterilizing agent, to dip the blanks in the sterilizing agent, and removing the sterilizing agent by circulating another circulating unit holding the large number of blanks in a hot air drying tank in which hot air is blowed, to dry the blanks.Type: GrantFiled: May 10, 1989Date of Patent: June 16, 1992Assignee: Toppan Printing Co., Ltd.Inventors: Etsuo Shimamura, Sukenori Ito, Yuji Kawamura, Takuya Adachi, Atsushi Yuzawa, Masaaki Takada
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Patent number: 4963335Abstract: A sterilizing apparatus for sterilizing a hollow prism-shaped carton open at both ends includes a sterilizing station, a drying station, and a solution-removing station located between the sterilizing station and the drying station. The solution-removing station has a solution-removing device which rotates intermittently in synchronism with carton conveyers. The solution-removing device includes a plurality of thin and long mandrels extending in a radial direction and spaced apart from each other at regular intervals. Each mandrel supports a carton and has a nozzle which supplies the aseptic air from an aseptic air source into the carton.Type: GrantFiled: May 5, 1989Date of Patent: October 16, 1990Assignee: Toppan Printing Co., Ltd.Inventors: Takuya Adachi, Sukenori Ito, Akihiro Shiosaka, Atsushi Yuzawa, Masaaki Takada, Kiichiro Okano, Masaru Kurihara, Hiromitsu Uchiyama
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Patent number: 4622026Abstract: The present invention relates to a mandrel for use in manufacturing a container in which the mandrel includes a mandrel body in the shape of a cylinder, recessed portions located about the circumference of the mandrel body forming it into a polygon with inwardly depressed sides forming curved surfaces thereabout, and connecting portions separating the recessed portions and located substantially at the cylindrical outer surface of the mandrel, as well as a central channel in the mandrel and apertures located within the recessed portions and connecting them with the central channel so that a vacuum can be applied through the apertures to conform a container body placed on the outer surface of the mandrel to the shape of the mandrel.Type: GrantFiled: November 29, 1985Date of Patent: November 11, 1986Assignee: Toppan Printing Co., Ltd.Inventors: Sukenori Ito, Yoshiaki Take, Takahisa Hirayama
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Patent number: 4581003Abstract: A method for manufacturing a container for filling with juice or the like at a high temperature includes applying a container body to a mandrel having an outer surface corresponding to the shape of a cylinder and a plurality of recessed portions located about the circumference of the mandrel. The recessed portions are inwardly recessed from the substantially cylindrical outer surface and are separated by a plurality of connecting portions corresponding substantially to the cylindrical outer surface. The container body is subjected to vacuum attraction through a plurality of apertures provided in the mandrel whereby the container body is drawn into the plurality of recessed portions to conform the shape of the container body to the shape of the mandrel. The container is thereafter disengaged from the mandrel by feeding compressed air through the plurality of apertures of the mandrel.Type: GrantFiled: July 3, 1984Date of Patent: April 8, 1986Assignee: Toppan Printing Co., Ltd.Inventors: Sukenori Ito, Yoshiaki Take, Takahisa Hirayama