Patents by Inventor Tetsuya Matsushita
Tetsuya Matsushita 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: 12129253Abstract: A first object of the present invention is to provide a method for producing a cyclic imide compound with high yield and high purity. A second object of the present invention is to provide a composition that can be used in the method for producing a cyclic imide compound with high yield and high purity. A third object of the present invention is to provide an intermediate compound that can be used in the method for producing a cyclic imide compound with high yield and high purity. The method for producing a cyclic imide compound according to the present invention includes reacting a compound represented by formula (1) below with at least one amine compound to obtain a compound represented by formula (2) below.Type: GrantFiled: March 17, 2022Date of Patent: October 29, 2024Assignees: FUJIFILM Corporation, The University of TokyoInventors: Hiroki Sugiura, Yukio Tani, Tetsuya Matsushita, Tetsuya Watanabe, Toshihiro Okamoto
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Patent number: 12109924Abstract: An occupant restraining device that uses a side airbag to promote occupant restraint. An occupant restraining device for restraining an occupant seated in a vehicle seat having a seatback and seat cushion, including: a side airbag arranged on at least one of the right side or the left side of the seat back, a tension member arranged over the side portion of the seat back and the seat cushion and a portion thereof provided on the outer surface of the side airbag, and a traction portion on which another portion of the tension member is provided, that is stowed on the inside of or below the seat cushion, and that can pull the tension member, wherein the tension member arranged on the side of the seatback is pulled toward the center of the vehicle seat by the traction portion.Type: GrantFiled: October 20, 2020Date of Patent: October 8, 2024Assignee: AUTOLIV DEVELOPMENT ABInventors: Tetsuya Matsushita, Abhiroop Vishwanatha
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Publication number: 20240295812Abstract: A resin component (A1) and a compound (B0) represented by General Formula (b0) in which X0 represents a bromine atom or an iodine atom, Rm represents a hydroxy group, nb1 represents an integer of 1 to 5, and nb2 represents an integer of 0 to 4, 1?nb1+nb2?5 is satisfied, Yb0 represents a divalent linking group or a single bond, Vb0 represents a single bond, an alkylene group, or a fluorinated alkylene group, R0 represents a hydrogen atom, a fluorinated alkyl group having 1 to 5 carbon atoms, or a fluorine atom, and Rb1 to Rb15 each independently represents a hydrogen atom or a substituent, and at least two of Rb1 to Rb5 represent a fluorine atom or at least one of Rb1 to Rb5 represents a perfluoroalkyl groupType: ApplicationFiled: June 15, 2022Publication date: September 5, 2024Inventors: Junichi Miyakawa, Hiroki Kato, KhanhTin Nguyen, Takuya Ikeda, Seiji Todoroki, Tetsuya Matsushita
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Publication number: 20240264527Abstract: A resist composition including a resin component which has a constitutional unit (a01a) containing a polycyclic lactone-containing cyclic group and a constitutional unit (a02) represented by General Formula (a0-2), and a compound (B0) represented by General Formula (b0), Ra05 to Ra08 each independently represents a hydrogen atom, X0 represents a bromine atom or an iodine atom, Rm represents a hydroxy group, 1?nb1+nb2?5 is satisfied, Yb0 represents a divalent linking group or a single bond, Vb0 represents a single bond, R0 represents a hydrogen atom, Mm+ represents an m-valent organic cation, m represents an integer of 1 or greaterType: ApplicationFiled: June 14, 2022Publication date: August 8, 2024Inventors: Takuya Uehara, Tetsuya Matsushita, Junichi Miyakawa, KhanhTin Nguyen, Hiroki Kato, Yuuki Fujimoto
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Patent number: 12049184Abstract: An occupant restraining device capable of accurately adjusting the position of an airbag that expands and deploys. An occupant restraining device comprising an airbag installed in a seatback frame, provided with bands that pulls said airbag, which expands and deploys, to the center of said frame; said bands being in a position where the first portion, a twisting portion, is attached to the upper part of said frame and is twisted in a width direction relative to the second portion.Type: GrantFiled: July 6, 2020Date of Patent: July 30, 2024Assignee: AUTOLIV DEVELOPMENT ABInventor: Tetsuya Matsushita
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Publication number: 20240248403Abstract: A resist composition including a resin component (A1) which has a constitutional unit (a0) containing a photodegradable base that is decomposed upon light exposure and loses acid diffusion controllability, and an acid generator component (B) which contains a compound (BO) represented by General Formula (b0) in which X0 represents a bromine atom or an iodine atom, Rm represents a hydroxy group, an alkyl group, a fluorine atom, or a chlorine atom, nb1 represents an integer of 1 to 5, and nb2 represents an integer of 0 to 4, where 1?nb1+nb2?5 is satisfied, Yb0 represents a divalent linking group or a single bond, Vb0 represents a single bond, an alkylene group, or a fluorinated alkylene group, R0 represents a hydrogen atom, a fluorinated alkyl group having 1 to 5 carbon atoms, or a fluorine atom, Mm+ represents an m-valent organic cation, and m represents an integer of 1 or greaterType: ApplicationFiled: June 6, 2022Publication date: July 25, 2024Inventors: Tetsuya Matsushita, Koshi Onishi, Shuichi Ishii, Junichi Miyakawa
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Patent number: 11988506Abstract: An error identification method includes: installing a calibrator including a sphere row A and a sphere row B in which a plurality of spheres are linearly aligned in a direction perpendicular to the sphere row A on a table such that the sphere row A and the sphere row B are approximately parallel to respective two of the translational axes and measuring positions of a plurality of spheres of the sphere row A and the sphere row B using a position measurement sensor tool; rotating the calibrator to a plurality of angles around a normal direction on the upper surface of the table to install on the table and measuring each position of the plurality of spheres of the sphere row A and the sphere row B; and identifying an error of the translational axis based on measured values in the installing and the rotating.Type: GrantFiled: July 6, 2022Date of Patent: May 21, 2024Assignee: Okuma CorporationInventors: Tetsuya Matsushita, Takuya Kojima
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Patent number: 11938887Abstract: Problem: To more effectively restrict movement of the airbag in an expanded and deployed state in the event of a vehicle collision, and improve the performance of restraining a passenger using an airbag. Resolution Means: A passenger restraining device of the present invention is provided with an airbag and tensile cloth. The tensile cloth is deployed to the outside of a seat by expansion and deployment of the airbag, and pulled from an upper surface of a seat back portion to a seat cushion portion.Type: GrantFiled: November 28, 2018Date of Patent: March 26, 2024Assignee: Autoliv Development ABInventors: Hiroyuki Saito, Tetsuya Matsushita
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Patent number: 11920967Abstract: A fluid detection sensor includes: an optical sensor including a light emitting element array and a light receiving element array which are arranged on a substrate along a longitudinal direction thereof; a flow path member which includes a tubular body which is transparent and is arranged along the longitudinal direction facing the optical sensor, an inside of the tubular body constituting a flow path through which a plurality of substantially immiscible fluids flow as a slug flow; and a reflecting member placed on a side opposite to the optical sensor with respect to the flow path. The fluid detection sensor detects changes in light which occur in accordance with a movement of the plurality of fluids by the light receiving element array receiving light which is emitted by the light emitting element array toward the slug flow in the flow path and is reflected by the reflecting member.Type: GrantFiled: November 14, 2019Date of Patent: March 5, 2024Assignee: KYOCERA CorporationInventors: Katsumi Tsuchida, Hiroyuki Okushiba, Tetsuya Matsushita
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Patent number: 11892820Abstract: An error compensation method includes outputting at least one of a plurality of calibration-master conditions including a type of a calibration master that includes targets, obtaining measurement values of positions of the targets by detecting the positions of the plurality of targets under the calibration-master condition using a sensor mounted to the main spindle, and calculating an error value using the measurement value and a calibration value of the position of the target. The error compensation method further includes approximating a relation between the measurement values and the error values by a curve and a straight line, calculating a compensation parameter of a positioning error of a translational axis based on an approximate curve in a partial range of a stroke of the translational axis, and calculating the compensation parameter of the positioning error based on an approximate straight line in another range of the stroke of the translational axis.Type: GrantFiled: October 22, 2020Date of Patent: February 6, 2024Assignee: Okuma CorporationInventors: Takuya Kojima, Tetsuya Matsushita, Yasunori Kondo
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Publication number: 20240025901Abstract: A first object of the present invention is to provide a method for producing a cyclic imide compound with high yield and high purity. A second object of the present invention is to provide a composition that can be used in the method for producing a cyclic imide compound with high yield and high purity. A third object of the present invention is to provide an intermediate compound that can be used in the method for producing a cyclic imide compound with high yield and high purity. The method for producing a cyclic imide compound according to the present invention includes reacting a compound represented by formula (1) below with at least one amine compound to obtain a compound represented by formula (2) below.Type: ApplicationFiled: July 13, 2023Publication date: January 25, 2024Applicants: FUJIFILM Corporation, The University of TokyoInventors: Hiroki SUGIURA, Yukio TANI, Tetsuya MATSUSHITA, Tetsuya WATANABE, Toshihiro OKAMOTO
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Publication number: 20230384076Abstract: A calibration master installing jig for installing a calibration master in a predetermined direction on a table when the calibration master installed in the predetermined direction on the table is measured using a sensor mounted to a spindle head in a machine tool. The machine tool includes two or more translational axes and the table provided with a plurality of slots or tap holes. The calibration master installing jig includes a plate and a plurality of rod materials. A plurality of holes are provided in the plate. The plurality of rod materials are insertable into the holes. By putting the plurality of rod materials individually inserted into any given plurality of the holes into any of the slots or the tap holes, any given side surface of the plate or a straight line connecting the plurality of rod materials becomes parallel to the predetermined direction on the table.Type: ApplicationFiled: May 12, 2023Publication date: November 30, 2023Applicant: OKUMA CORPORATIONInventors: Takuya KOJIMA, Tetsuya MATSUSHITA, Yasunori KONDO
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Patent number: 11794684Abstract: Pair of airbags, a left side tensile cloth and the right side tensile cloth stowed within the seat cushion of the seat, and a lower tensile cloth that connects both ends of the left side tensile cloth and the right side tensile cloth in the inner portion of the seat cushion, wherein the lower tensile cloth is disposed in the center in the left-right direction of the seat cushion and to the front side of center in the front-rear direction of the seat cushion, where the left side tensile cloth and the right side tensile cloth extend to the left and right rearwardly from both the left and right ends of the lower tensile cloth in the inner portion of the cushion, such that the left side tensile cloth and the right side tensile cloth are stretched between the seatback and the seat cushion when the airbag expands and deploys.Type: GrantFiled: June 28, 2019Date of Patent: October 24, 2023Inventors: Tetsuya Matsushita, Hiroyuki Saito
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Patent number: 11785845Abstract: An object of the present invention is to provide a composition capable of manufacturing an organic thin film transistor having excellent carrier mobility even under low temperature conditions. The composition of the present invention contains a compound represented by Formula (1) and an alcohol represented by Formula (S1).Type: GrantFiled: October 18, 2021Date of Patent: October 10, 2023Assignees: FUJIFILM Corporation, The University of TokyoInventors: Koki Nakamura, Hiroki Sugiura, Yukio Tani, Tetsuya Matsushita, Tetsuya Watanabe, Junichi Takeya, Toshihiro Okamoto
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Publication number: 20230069773Abstract: A method includes: installing a square calibration master on a table, and measuring each of measurement surfaces A, B, and C of the square calibration master by a position measurement sensor attached to a main spindle; calculating a first squareness between the measurement surfaces A and B; calculating a second squareness between the measurement surfaces A and C; calculating a difference between the first squareness and the second squareness; comparing the difference with a preliminarily set difference threshold value; calculating an average value of the first squareness and the second squareness when the difference is equal to or less than the difference threshold value, and calculating a corrected squareness based on an angular deviation and the first squareness or the second squareness when the difference exceeds the difference threshold value; and setting the compensation parameter based on the average value or the corrected squareness.Type: ApplicationFiled: August 24, 2022Publication date: March 2, 2023Applicant: OKUMA CORPORATIONInventors: Yasunori KONDO, Tetsuya MATSUSHITA, Takuya KOJIMA
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Publication number: 20230012314Abstract: An occupant restraining device that uses a side airbag to promote occupant restraint. An occupant restraining device for restraining an occupant seated in a vehicle seat having a seatback and seat cushion, including: a side airbag arranged on at least one of the right side or the left side of the seat back, a tension member arranged over the side portion of the seat back and the seat cushion and a portion thereof provided on the outer surface of the side airbag, and a traction portion on which another portion of the tension member is provided, that is stowed on the inside of or below the seat cushion, and that can pull the tension member, wherein the tension member arranged on the side of the seatback is pulled toward the center of the vehicle seat by the traction portion.Type: ApplicationFiled: October 20, 2020Publication date: January 12, 2023Inventors: Tetsuya MATSUSHITA, Abhiroop VISHWANATHA
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Publication number: 20230010236Abstract: An error identification method includes: installing a calibrator including a sphere row A and a sphere row B in which a plurality of spheres are linearly aligned in a direction perpendicular to the sphere row A on a table such that the sphere row A and the sphere row B are approximately parallel to respective two of the translational axes and measuring positions of a plurality of spheres of the sphere row A and the sphere row B using a position measurement sensor tool; rotating the calibrator to a plurality of angles around a normal direction on the upper surface of the table to install on the table and measuring each position of the plurality of spheres of the sphere row A and the sphere row B; and identifying an error of the translational axis based on measured values in the installing and the rotating.Type: ApplicationFiled: July 6, 2022Publication date: January 12, 2023Applicant: OKUMA CORPORATIONInventors: Tetsuya MATSUSHITA, Takuya KOJIMA
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Publication number: 20230010557Abstract: An error identification method for identifying an error includes: securing a calibrator having three or more spheres on the table; measuring an initial position of the calibrator with a position measurement sensor tool; calculating a reference angle of each of the rotation axes for positioning the calibrator to a predetermined reference position using a measured value in the measuring; indexing each of the rotation axes individually to a plurality of indexed angles with respect to the reference angle and measuring a center position of a sphere of the calibrator secured on the table at each of the indexed angles with the position measurement sensor tool; and identifying a positioning error and a straightness error of the linear axis, a squareness error between the respective linear axes, and a position error and an inclination error of each of the rotation axes based on a measured value in the indexing.Type: ApplicationFiled: July 6, 2022Publication date: January 12, 2023Applicant: OKUMA CORPORATIONInventors: Tetsuya MATSUSHITA, Takuya KOJIMA
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Patent number: 11447086Abstract: A vehicle occupant re-straining device, comprising an air bag inflated and deployed on both sides of a vehicle occupant; tension cloth housed so as to extend from the inside of the seat back of a seat into a seat cushion; an angle detection means for detecting the reclining angle of the seat back; and an inner pressure control means for controlling, depending on the reclining angle, pressure in the air bag at the time of inflation and deployment thereof, wherein the tension cloth is deployed on the sides of the seat when the surface material of the seat is broken open by the inflation and deployment of the air bag, thereby holding the surfaces of the air bag, which are located on the opposite sides of the vehicle occupant, and wherein the inner pressure control means reduces pressure in the air bag.Type: GrantFiled: October 15, 2019Date of Patent: September 20, 2022Assignee: Autoliv Development ABInventors: Tetsuya Matsushita, Hiroyuki Saito
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Patent number: 11433843Abstract: A vehicle occupant restraining device, comprising: a pair of air bags; an inner bag housed in at least one of the pair of air bags, is in communication with the at least one of the air bags, and is inflated and deployed inside the at least one of the air bags, on the sides of the body of a vehicle occu-pant; and a pair of pieces of tension cloth housed so as to extend along the respective sides of a housed pair of air bags, which are located on the opposite sides of the vehicle occupant, and then through the inside of the seat back of a seat into a seat cushion, wherein the inner bag completes inflation and deployment before the at least one of the air bags does, and the pair of pieces of tension cloth is deployed on the sides of the seat.Type: GrantFiled: September 25, 2019Date of Patent: September 6, 2022Assignee: Autoliv Development ABInventors: Tetsuya Matsushita, Hiroyuki Saito