Patents by Inventor Seiichi Tagawa
Seiichi Tagawa 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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Publication number: 20240282157Abstract: A control unit of an information processing device acquires a request to add an item to a vehicle, acquires first information that is information according to whether the vehicle has a structure for adding an item, determining a fee for adding the item to the vehicle based on the one piece of information and the information about the item, and outputting the information about the fee.Type: ApplicationFiled: January 25, 2024Publication date: August 22, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Nariaki AMANO, Yukinori II, Yusuke MAEDA, Takeshi MURAKAMI, Atsuki SAKURAI, Yuichiro YANO, Yuki KATAI, Yoshiaki SUGIYAMA, Taisei NISHIMORI, Seiichi TAGAWA, Shinichi TAKEDA, Yuta TONE
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Publication number: 20240249208Abstract: An information processing device includes a control unit that executes: obtaining a request to add an item to a vehicle; obtaining first information that is information depending on whether the vehicle has a structure for adding an item; determining a factory that provides a service for adding the item to the vehicle based on the first information and information about the item; and outputting information about the factory.Type: ApplicationFiled: December 8, 2023Publication date: July 25, 2024Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Nariaki AMANO, Yukinori II, Yusuke MAEDA, Takeshi MURAKAMI, Atsuki SAKURAI, Yuichiro YANO, Yuki KATAI, Yoshiaki SUGIYAMA, Taisei NISHIMORI, Seiichi TAGAWA, Shinichi TAKEDA, Yuta TONE
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Patent number: 11796919Abstract: A resist pattern formation method includes: forming on a substrate a resist layer containing a base resin, a sensitizer precursor, an acid generator, a base generator, and a base; generating a sensitizer from the sensitizer precursor; generating an acid from the acid generator and a base from the base generator; performing heat treatment on the resist layer after flood exposure; and developing the resist layer after the heat treatment. A ratio (C1=A1/B1) of a value (A1) representing an acid in pattern exposure to a value (B1) representing a base in the pattern exposure satisfies a relationship 0.9×C1<C2<10×C1 relative to a ratio (C2=A2/B2) of a value (A2) representing an acid in flood exposure to a value (B2) representing a base in the flood exposure.Type: GrantFiled: June 14, 2019Date of Patent: October 24, 2023Assignee: OSAKA UNIVERSITYInventor: Seiichi Tagawa
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Publication number: 20230258503Abstract: A temperature distribution learning apparatus learns a temperature distribution including a temperature at at least a first point in air of a target space. The temperature distribution learning apparatus includes a learning model. The learning model learns the temperature distribution, which is an objective variable, and a thermal image, which is an explanatory variable and is related to the target space, in association with each other. The learning model learns based training data including the temperature distribution and the thermal image.Type: ApplicationFiled: June 30, 2021Publication date: August 17, 2023Inventors: Tomio ECHIGO, Seiichi TAGAWA
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Patent number: 11187984Abstract: A resist patterning method includes a resist layer forming step, a patterned exposure step, a flood exposure step, and a developing step. In the resist layer forming step, a resist layer is formed on a substrate. In the patterned exposure step, a sensitizer is produced from a sensitizer precursor in the resist layer. In the flood exposure step, flood exposure is performed on the resist layer in which the sensitizer has been produced to produce an acid from a strong acid generator. In the developing step, the resist layer is developed. The patterned exposure step includes: producing a strong acid from the strong acid generator; producing the sensitizer through a reaction between the strong acid and the sensitizer precursor; producing a weak acid through a reaction between the strong acid and a base; and producing the sensitizer through a reaction between the weak acid and the sensitizer precursor.Type: GrantFiled: November 25, 2016Date of Patent: November 30, 2021Assignee: OSAKA UNIVERSITYInventor: Seiichi Tagawa
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Publication number: 20210216016Abstract: A resist pattern formation method includes: forming on a substrate a resist layer containing a base resin, a sensitizer precursor, an acid generator, a base generator, and a base; generating a sensitizer from the sensitizer precursor; generating an acid from the acid generator and a base from the base generator; performing heat treatment on the resist layer after flood exposure; and developing the resist layer after the heat treatment. A ratio (C1=A1/B1) of a value (A1) representing an acid in pattern exposure to a value (B1) representing a base in the pattern exposure satisfies a relationship 0.9×C1<C2<10×Cl relative to a ratio (C2=A2/B2) of a value (A2) representing an acid in flood exposure to a value (B2) representing a base in the flood exposure.Type: ApplicationFiled: June 14, 2019Publication date: July 15, 2021Applicant: OSAKA UNIVERSITYInventor: Seiichi TAGAWA
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Patent number: 10670967Abstract: A resist patterning method according to the present invention includes: a resist layer forming step S101 of forming a resist layer (12) on a substrate (11); an activating step S103 of activating the resist layer by irradiation with an activating energy beam; a decay inhibiting step S105 of inhibiting decay of the activity of the resist layer; a latent pattern image forming step S107 of forming a latent pattern image in the activated resist layer by irradiation with a latent image forming energy beam; and a developing step S110 of developing the resist layer.Type: GrantFiled: April 18, 2018Date of Patent: June 2, 2020Assignee: OSAKA UNIVERSITYInventors: Seiichi Tagawa, Akihiro Oshima
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Patent number: 10429745Abstract: Methods and systems for PS-CAR photoresist simulation are described. In an embodiment, a method includes determining by simulation at least one process parameter of a lithography process using a radiation-sensitive material. In such an embodiment, the radiation-sensitive material includes: a first light wavelength activation threshold that controls the generation of acid to a first acid concentration in the radiation-sensitive material and controls generation of photosensitizer molecules in the radiation-sensitive material, and a second light wavelength activation threshold that can excite the photosensitizer molecules in the radiation-sensitive material that results in the acid comprising a second acid concentration that is greater than the first acid concentration, the second light wavelength being different from the first light wavelength. In such an embodiment, the method also includes performing a lithography process using the previously-determined at least one process parameter.Type: GrantFiled: February 19, 2016Date of Patent: October 1, 2019Assignees: Osaka University, Tokyo Electron LimitedInventors: Michael Carcasi, Benjamen M. Rathsack, Mark H. Somervell, Wallace P. Printz, Seiji Nagahara, Seiichi Tagawa
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Publication number: 20180356731Abstract: A resist patterning method includes a resist layer forming step, a patterned exposure step, a flood exposure step, and a developing step. In the resist layer forming step, a resist layer is formed on a substrate. In the patterned exposure step, a sensitizer is produced from a sensitizer precursor in the resist layer. In the flood exposure step, flood exposure is performed on the resist layer in which the sensitizer has been produced to produce an acid from a strong acid generator. In the developing step, the resist layer is developed. The patterned exposure step includes: producing a strong acid from the strong acid generator; producing the sensitizer through a reaction between the strong acid and the sensitizer precursor; producing a weak acid through a reaction between the strong acid and a base; and producing the sensitizer through a reaction between the weak acid and the sensitizer precursor.Type: ApplicationFiled: November 25, 2016Publication date: December 13, 2018Applicant: OSAKA UNIVERSITYInventor: Seiichi TAGAWA
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Patent number: 10073348Abstract: A resist-pattern-forming method comprises: patternwise exposing a predetermined region of a resist material film to a first radioactive ray that is ionizing radiation or nonionizing radiation; floodwise exposing the resist material film to a second radioactive ray that is nonionizing radiation; baking the resist material film; and developing the resist material film to form a resist pattern. The resist material film is made from a photosensitive resin composition comprising a chemically amplified resist material. The chemically amplified resist material comprises a base component that is capable of being made soluble or insoluble in a developer solution by an action of an acid and a generative component that is capable of generating a radiation-sensitive sensitizer and an acid upon an exposure. A van der Waals volume of the acid generated from the generative component is no less than 3.0×10?28 m3.Type: GrantFiled: August 19, 2016Date of Patent: September 11, 2018Assignees: OSAKA UNIVERSITY, TOKYO ELECTRON LIMITED, JSR CORPORATIONInventors: Hisashi Nakagawa, Takehiko Naruoka, Tomoki Nagai, Seiichi Tagawa, Akihiro Oshima, Seiji Nagahara
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Patent number: 10073349Abstract: A pattern-forming method comprises patternwise exposing a predetermined region of a resist material film made from a photosensitive resin composition comprising a chemically amplified resist material to a first radioactive ray that is ionizing radiation or nonionizing radiation having a wavelength of no greater than 400 nm. The resist material film patternwise exposed is floodwise exposed to a second radioactive ray that is nonionizing radiation having a wavelength greater than the wavelength of the nonionizing radiation for the patternwise exposing and greater than 200 nm. The chemically amplified resist material comprises a base component, and a generative component that is capable of generating a radiation-sensitive sensitizer and an acid upon an exposure. The generative component comprises a radiation-sensitive sensitizer generating agent. The radiation-sensitive sensitizer generating agent comprises a compound represented by formula (A).Type: GrantFiled: August 19, 2016Date of Patent: September 11, 2018Assignees: OSAKA UNIVERSITY, TOKYO ELECTRON LIMITED, JSR CORPORATIONInventors: Hisashi Nakagawa, Takehiko Naruoka, Tomoki Nagai, Seiichi Tagawa, Akihiro Oshima, Seiji Nagahara
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Publication number: 20180231892Abstract: A resist patterning method according to the present invention includes: a resist layer forming step S101 of forming a resist layer (12) on a substrate (11); an activating step S103 of activating the resist layer by irradiation with an activating energy beam; a decay inhibiting step S105 of inhibiting decay of the activity of the resist layer; a latent pattern image forming step S107 of forming a latent pattern image in the activated resist layer by irradiation with a latent image forming energy beam; and a developing step S110 of developing the resist layer.Type: ApplicationFiled: April 18, 2018Publication date: August 16, 2018Applicant: OSAKA UNIVERSITYInventors: Seiichi TAGAWA, Akihiro OSHIMA
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Patent number: 10025190Abstract: A substrate treatment system for treating a substrate, includes: a treatment station in which a plurality of treatment apparatuses which treat the substrate are provided; an interface station which directly or indirectly delivers the substrate between an exposure apparatus which is provided outside the substrate treatment system and performs exposure of patterns on a resist film on the substrate, and the substrate treatment system; a light irradiation apparatus which performs post-exposure using UV light on the resist film on the substrate after the exposure of patterns is performed; and a post-exposure station which houses the light irradiation apparatus and is adjustable to a reduced pressure or inert gas atmosphere, wherein the post-exposure station is connected to the exposure apparatus directly or indirectly via a space which is adjustable to a reduced pressure or inert gas atmosphere.Type: GrantFiled: December 15, 2014Date of Patent: July 17, 2018Assignees: TOKYO ELECTRON LIMITED, OSAKA UNIVERSITYInventors: Seiji Nagahara, Gousuke Shiraishi, Satoru Shimura, Kousuke Yoshihara, Shinichiro Kawakami, Masaru Tomono, Seiichi Tagawa, Akihiro Oshima
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Patent number: 10025187Abstract: A photosensitization chemical-amplification type resist material according to the present invention is used for a two-stage exposure lithography process, and contains (1) a developable base component and (2) a component generating a photosensitizer and an acid through exposure. Among three components consisting of (a) an acid-photosensitizer generator, (b) a photosensitizer precursor, and (c) a photoacid generator, the above component contains only the component (a), any two components, or all of the components (a) to (c).Type: GrantFiled: February 17, 2015Date of Patent: July 17, 2018Assignees: TOKYO ELECTRON LIMITED, OSAKA UNIVERSITYInventors: Seiji Nagahara, Seiichi Tagawa, Akihiro Oshima
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Patent number: 9977332Abstract: A resist patterning method according to the present invention includes: a resist layer forming step S101 of forming a resist layer 12 on a substrate 11; an activating step S103 of activating the resist layer by irradiation with an activating energy beam; a decay inhibiting step S105 of inhibiting decay of the activity of the resist layer; a latent pattern image forming step S107 of forming a latent pattern image in the activated resist layer by irradiation with a latent image forming energy beam; and a developing step S110 of developing the resist layer.Type: GrantFiled: February 20, 2014Date of Patent: May 22, 2018Assignee: OSAKA UNIVERSITYInventors: Seiichi Tagawa, Akihiro Oshima
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Patent number: 9971247Abstract: A pattern-forming method comprises applying a chemically amplified resist material on an antireflective film formed on a substrate to form a resist material film. The resist material film is patternwise exposed to ionizing radiation or nonionizing radiation having a wavelength of no greater than 400 nm. The resist material film patternwise exposed is floodwise exposed to nonionizing radiation having a wavelength greater than the nonionizing radiation for the patternwise exposing and greater than 200 nm. The resist material film floodwise exposed is baked. The resist material film baked is developed with a developer solution. An extinction coefficient of the antireflective film for the nonionizing radiation employed for the floodwise exposing is no less than 0.1. The chemically amplified resist material comprises a base component and a generative component that is capable of generating a radiation-sensitive sensitizer and an acid upon an exposure.Type: GrantFiled: August 19, 2016Date of Patent: May 15, 2018Assignees: OSAKA UNIVERSITY, TOKYO ELECTRON LIMITED, JSR CORPORATIONInventors: Hisashi Nakagawa, Takehiko Naruoka, Tomoki Nagai, Seiichi Tagawa, Akihiro Oshima, Seiji Nagahara
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Publication number: 20170242342Abstract: Methods and systems for PS-CAR photoresist simulation are described. In an embodiment, a method includes determining by simulation at least one process parameter of a lithography process using a radiation-sensitive material. In such an embodiment, the radiation-sensitive material includes: a first light wavelength activation threshold that controls the generation of acid to a first acid concentration in the radiation-sensitive material and controls generation of photosensitizer molecules in the radiation-sensitive material, and a second light wavelength activation threshold that can excite the photosensitizer molecules in the radiation-sensitive material that results in the acid comprising a second acid concentration that is greater than the first acid concentration, the second light wavelength being different from the first light wavelength. In such an embodiment, the method also includes performing a lithography process using the previously-determined at least one process parameter.Type: ApplicationFiled: February 19, 2016Publication date: August 24, 2017Inventors: Michael Carcasi, Benjamen M. Rathsack, Mark H. Somervell, Wallace P. Printz, Seiji Nagahara, Seiichi Tagawa
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Publication number: 20170097570Abstract: A resist patterning method according to the present invention includes a resist layer forming step, a patterned exposure step, a flood exposure step, and a developing step. In the resist layer forming step, a resist layer containing a base resin, a sensitizer precursor, an acid generator, and a base generator is formed on a substrate. In the patterned exposure step, patterned exposure is performed on the resist layer to produce a sensitizer from the sensitizer precursor. In the flood exposure step, flood exposure is performed on the resist layer in which the sensitizer has been produced to produce an acid from the acid generator and produce a base from the base generator after the patterned exposure. In the developing step, the resist layer is developed after the flood exposure.Type: ApplicationFiled: May 21, 2015Publication date: April 6, 2017Applicant: OSAKA UNIVERSITYInventor: Seiichi TAGAWA
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Publication number: 20170052450Abstract: A pattern-forming method comprises applying a chemically amplified resist material on an antireflective film formed on a substrate to form a resist material film. The resist material film is patternwise exposed to ionizing radiation or nonionizing radiation having a wavelength of no greater than 400 nm. The resist material film patternwise exposed is floodwise exposed to nonionizing radiation having a wavelength greater than the nonionizing radiation for the patternwise exposing and greater than 200 nm. The resist material film floodwise exposed is baked. The resist material film baked is developed with a developer solution. An extinction coefficient of the antireflective film for the nonionizing radiation employed for the floodwise exposing is no less than 0.1. The chemically amplified resist material comprises a base component and a generative component that is capable of generating a radiation-sensitive sensitizer and an acid upon an exposure.Type: ApplicationFiled: August 19, 2016Publication date: February 23, 2017Applicants: OSAKA UNIVERSITY, TOKYO ELECTRON LIMITEDInventors: Hisashi NAKAGAWA, Takehiko NARUOKA, Tomoki NAGAI, Seiichi TAGAWA, Akihiro OSHIMA, Seiji NAGAHARA
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Publication number: 20170052448Abstract: A resist-pattern-forming method comprises: patternwise exposing a predetermined region of a resist material film to a first radioactive ray that is ionizing radiation or nonionizing radiation; floodwise exposing the resist material film to a second radioactive ray that is nonionizing radiation; baking the resist material film; and developing the resist material film to form a resist pattern. The resist material film is made from a photosensitive resin composition comprising a chemically amplified resist material. The chemically amplified resist material comprises a base component that is capable of being made soluble or insoluble in a developer solution by an action of an acid and a generative component that is capable of generating a radiation-sensitive sensitizer and an acid upon an exposure. A van der Waals volume of the acid generated from the generative component is no less than 3.0×10?28 m3.Type: ApplicationFiled: August 19, 2016Publication date: February 23, 2017Applicants: OSAKA UNIVERSITY, TOKYO ELECTRON LIMITEDInventors: Hisashi NAKAGAWA, Takehiko Naruoka, Tomoki Nagai, Seiichi Tagawa, Akihiro Oshima, Seiji Nagahara