Patents by Inventor Toshiaki Hattori
Toshiaki Hattori 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: 11913775Abstract: The present invention provides an intra-hoistway measurement system automatically measuring dimensions within an elevator hoistway prior to elevator installation to reduce labor of workers. An intra-hoistway measurement system according to the present invention includes: a reference laser device that is mounted to a structure on a ceiling or in an upper portion of the hoistway for an elevator and emits a laser beam toward a lowermost part; a mobile measuring device that has a plane measuring device to measure horizontal dimensions within the hoistway; and a moving device that is mounted to the structure on the ceiling or in the upper portion of the hoistway and moves the mobile measuring device up and down. The mobile measuring device has a reference laser detection device that detects the laser beam emitted from the reference laser device, and an attitude detection device that detects its own attitude.Type: GrantFiled: October 7, 2019Date of Patent: February 27, 2024Assignee: HITACHI BUILDING SYSTEMS CO., LTD.Inventors: Toshiaki Hatano, Daisuke Matsuka, Makoto Hattori, Yuta Hamada, Hirofumi Taguchi, Masato Itou
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Patent number: 11261276Abstract: Provided is a polymer flocculant which is capable of controlling the structure of a polymer that is a copolymerization product of a monomer (a) having a structure derived from formula (I) in each molecule and a water-soluble unsaturated monomer (b) having a polymerizable unsaturated bond in each molecule, and which has a branched or cross-linking structure, and is excellent in water-solubility and water dispersibility, In formula (I), R1 and R2 are respectively a linear or branched functional group configured of atoms selected from the group consisting of carbon not having a carbon-carbon unsaturated bond, oxygen, nitrogen, and hydrogen; W is a non-metal element of the group 15; X and Y are each a linear or branched functional group configured of atoms selected from the group consisting of carbon, oxygen, nitrogen, and hydrogen, and each have at least one carbon-carbon unsaturated bond, provided that X and Y have different structures; and Z is a chlorine ion, a bromine ion, or an iodine ion.Type: GrantFiled: November 20, 2018Date of Patent: March 1, 2022Assignee: Mitsubishi Chemical CorporationInventors: Kazunori Mukunoki, Toshiaki Hattori, Shin Suwabe, Yasuharu Mori
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Publication number: 20190085105Abstract: Provided is a polymer flocculant which is capable of controlling the structure of a polymer that is a copolymerization product of a monomer (a) having a structure derived from formula (I) in each molecule and a water-soluble unsaturated monomer (b) having a polymerizable unsaturated bond in each molecule, and which has a branched or cross-linking structure, and is excellent in water-solubility and water dispersibility, In formula (I), R1 and R2 are respectively a linear or branched functional group configured of atoms selected from the group consisting of carbon not having a carbon-carbon unsaturated bond, oxygen, nitrogen, and hydrogen; W is a non-metal element of the group 15; X and Y are each a linear or branched functional group configured of atoms selected from the group consisting of carbon, oxygen, nitrogen, and hydrogen, and each have at least one carbon-carbon unsaturated bond, provided that X and Y have different structures; and Z is a chlorine ion, a bromine ion, or an iodine ion.Type: ApplicationFiled: November 20, 2018Publication date: March 21, 2019Applicant: Mitsubishi Chemical CorporationInventors: Kazunori MUKUNOKI, Toshiaki HATTORI, Shin SUWABE, Yasuharu MORI
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Patent number: 9903986Abstract: A light extraction film for EL elements enables a surface light emitting body to have a good balance between suppression of emission angle dependence of the wavelength of emitted light and improvement of light extraction efficiency and luminance in the normal direction. A surface light emitting body has improved light extraction efficiency and luminance in the normal direction, while being suppressed in emission angle dependence of the wavelength of emitted light. A light extraction film for EL elements comprises a recessed and projected structure having a plurality of spherical projections, each containing a resin and fine particles added into the resin. The content of the fine particles in the spherical projections is 22-55% by mass, and the average maximum diameter (Aave) of the bottom portions of the spherical projections and the volume average particle diameter (P) of the fine particles satisfy the following mathematical formula (1).Type: GrantFiled: July 12, 2013Date of Patent: February 27, 2018Assignee: Mitsubishi Chemical CorporationInventors: Takeshi Morinaka, Kazunori Mukunoki, Toshiaki Hattori, Yusuke Kurita, Naoko Yamada
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Patent number: 9696464Abstract: The invention relates to a mold having an irregularly uneven surface structure in which an average inclination angle is from 20 to 80 degrees; an optical article having an irregularly uneven surface structure in which an average inclination angle is from 20 to 80 degrees; a method for manufacturing an optical article having an irregularly uneven surface structure by transferring an uneven structure of a mold; a transparent substrate for a surface light emitter which uses an optical article having an irregularly uneven surface structure; and a surface light emitter having a transparent substrate for a surface light emitter.Type: GrantFiled: June 15, 2012Date of Patent: July 4, 2017Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Yumiko Saeki, Toshiaki Hattori, Toru Tokimitsu
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Publication number: 20160041312Abstract: This optical film comprises: a recessed and projected structure layer that forms one surface of the optical film; and an adhesive layer that forms the other surface of the optical film. The recessed and projected structure layer contains 1-28% by mass of first fine light diffusing particles relative to the total mass of the recessed and projected structure layer, and the adhesive layer contains 1-40% by mass of second fine light diffusing particles relative to the total mass of the adhesive layer. This surface light emitting body comprises the above-described optical film.Type: ApplicationFiled: April 3, 2014Publication date: February 11, 2016Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Takeshi MORINAKA, Toshiaki HATTORI, Daichi OKUNO
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Publication number: 20150207104Abstract: A laminate is described, including a substrate, an undercoat layer on the substrate, and an inorganic film on the undercoat layer. The material of the inorganic film is at least one material of a conductive metal oxide and a metal nitride. In an image obtained by Fourier transforming an image obtained by using an atomic force microscope to take a picture of a surface of the inorganic film, the azimuth angle of the image obtained from the Fourier transformation from the center of the image toward the direction of 12 o'clock is set to 0°. In approximate curves of 36 brightness value plots obtained by radially plotting the brightness values every 10° from 0°, a maximum value is observed in 18 or more of the approximate curves.Type: ApplicationFiled: July 22, 2013Publication date: July 23, 2015Inventors: Kazunori Mukunoki, Yumiko Saeki, Toshiaki Hattori, Yukichi Konami, Kouji Furukawa
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Publication number: 20150177427Abstract: A light extraction film for EL elements enables a surface light emitting body to have a good balance between suppression of emission angle dependence of the wavelength of emitted light and improvement of light extraction efficiency and luminance in the normal direction. A surface light emitting body has improved light extraction efficiency and luminance in the normal direction, while being suppressed in emission angle dependence of the wavelength of emitted light. A light extraction film for EL elements comprises a recessed and projected structure having a plurality of spherical projections, each containing a resin and fine particles added into the resin. The content of the fine particles in the spherical projections is 22-55% by mass, and the average maximum diameter (Aave) of the bottom portions of the spherical projections and the volume average particle diameter (P) of the fine particles satisfy the following mathematical formula (1).Type: ApplicationFiled: July 12, 2013Publication date: June 25, 2015Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Takeshi Morinaka, Kazunori Mukunoki, Toshiaki Hattori, Yusuke Kurita, Naoko Yamada
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Patent number: 8828283Abstract: An optical component and a method of producing the same, which optical component is obtained by photopolymerizing a photopolymerizable composition so as to comprise a matrix and numerous columnar structure bodies oriented in one direction within the matrix, wherein the columnar structure bodies differ in refractive index from the matrix and are arrayed in a lattice in the plane perpendicular to said orientation direction to have a highly arrayed structure whose refractive index periodically changes on the order of 80 nm to 1,000 micrometer. The optical component according to the invention is imparted with a structure whose refractive index periodically changes with high regularity on the order of about 80 nm to 1,000 micrometer and, owing to this property, is usable in optical sheet, optical film and other ordinary optical applications.Type: GrantFiled: November 2, 2010Date of Patent: September 9, 2014Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Toshiaki Hattori, Yoshihiro Uozu
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Publication number: 20140117397Abstract: The invention relates to a mold having an irregularly uneven surface structure in which an average inclination angle is from 20 to 80 degrees; an optical article having an irregularly uneven surface structure in which an average inclination angle is from 20 to 80 degrees; a method for manufacturing an optical article having an irregularly uneven surface structure by transferring an uneven structure of a mold; a transparent substrate for a surface light emitter which uses an optical article having an irregularly uneven surface structure; and a surface light emitter having a transparent substrate for a surface light emitter.Type: ApplicationFiled: June 15, 2012Publication date: May 1, 2014Applicant: MITSUBISHI RAYON CO., LTD.Inventors: Yumiko Saeki, Toshiaki Hattori, Toru Tokimitsu
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Publication number: 20130186467Abstract: A mold having an uneven structure is provided, wherein surface roughness Ra of the uneven structure, a maximum value Ra?(max) and a minimum value Ra?(min) of line roughness Ra? satisfy the following Expression (1). 0.13?(Ra?(max)?Ra?(min))/Ra?0.Type: ApplicationFiled: September 30, 2011Publication date: July 25, 2013Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Yumiko Saeki, Kuniaki Endo, Toshiaki Hattori, Yukichi Konami, Kouji Furukawa
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Patent number: 8173329Abstract: A molded product having a phase separation structure formed by photopolymerization of a photopolymerizable composition and imparting a sharp diffraction spot at a high diffraction efficiency, and a method for manufacturing same are provided. The molded product (1) comprises a matrix (2) and a multiple columnar structures (3) disposed within the matrix (2) and having an index of refraction different from the matrix (2), wherein the half width of a diffraction spot is 0.6° or less and diffraction efficiency is 10% or greater in an angular spectrum obtained by irradiation with a laser beam having an intensity distribution of standard normal distribution and a half width of the intensity distribution of 0.5°. The multiple columnar structures (3) are oriented in approximately the same direction, and are aligned in a regular lattice on a plane perpendicular to said orientation direction.Type: GrantFiled: May 4, 2009Date of Patent: May 8, 2012Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Shunsuke Chatani, Toshiaki Hattori
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Patent number: 8174765Abstract: A molded product having a phase separation structure formed by photopolymerization of a photopomerizable composition and imparting a sharp diffraction spot at a high diffraction efficiency, and a method for manufacturing same are provided. The molded product (1) comprises a matrix (2) and a multiple columnar structures (3) disposed within the matrix (2) and having an index of refraction different from the matrix (2), wherein the half width of a diffraction spot is 0.6° or less and diffraction efficiency is 10% or greater in an angular spectrum obtained by irradiation with a laser beam having an intensity distribution of standard normal distribution and a half width of the intensity distribution of 0.5°. The multiple columnar structures (3) are oriented in approximately the same direction, and are aligned in a regular lattice on a plane perpendicular to said orientation direction.Type: GrantFiled: October 31, 2007Date of Patent: May 8, 2012Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Shunsuke Chatani, Toshiaki Hattori
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Publication number: 20110042838Abstract: An optical component and a method of producing the same, which optical component is obtained by photopolymerizing a photopolymerizable composition so as to comprise a matrix and numerous columnar structure bodies oriented in one direction within the matrix, wherein the columnar structure bodies differ in refractive index from the matrix and are arrayed in a lattice in the plane perpendicular to said orientation direction to have a highly arrayed structure whose refractive index periodically changes on the order of 80 nm to 1,000 micrometer. The optical component according to the invention is imparted with a structure whose refractive index periodically changes with high regularity on the order of about 80 nm to 1,000 micrometer and, owing to this property, is usable in optical sheet, optical film and other ordinary optical applications.Type: ApplicationFiled: November 2, 2010Publication date: February 24, 2011Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Toshiaki HATTORI, Yoshihiro Uozu
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Publication number: 20100091371Abstract: A molded product having a phase separation structure formed by photopolymerization of a photopomerizable composition and imparting a sharp diffraction spot at a high diffraction efficiency, and a method for manufacturing same are provided. The molded product (1) comprises a matrix (2) and a multiple columnar structures (3) disposed within the matrix (2) and having an index of refraction different from the matrix (2), wherein the half width of a diffraction spot is 0.6° or less and diffraction efficiency is 10% or greater in an angular spectrum obtained by irradiation with a laser beam having an intensity distribution of standard normal distribution and a half width of the intensity distribution of 0.5°. The multiple columnar structures (3) are oriented in approximately the same direction, and are aligned in a regular lattice on a plane perpendicular to said orientation direction.Type: ApplicationFiled: October 31, 2007Publication date: April 15, 2010Inventors: Shunsuke Chatani, Toshiaki Hattori
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Publication number: 20090268294Abstract: A molded product having a phase separation structure formed by photopolymerization of a photopolymerizable composition and imparting a sharp diffraction spot at a high diffraction efficiency, and a method for manufacturing same are provided. The molded product (1) comprises a matrix (2) and a multiple columnar structures (3) disposed within the matrix (2) and having an index of refraction different from the matrix (2), wherein the half width of a diffraction spot is 0.6° or less and diffraction efficiency is 10% or greater in an angular spectrum obtained by irradiation with a laser beam having an intensity distribution of standard normal distribution and a half width of the intensity distribution of 0.5°. The multiple columnar structures (3) are oriented in approximately the same direction, and are aligned in a regular lattice on a plane perpendicular to said orientation direction.Type: ApplicationFiled: May 4, 2009Publication date: October 29, 2009Inventors: Shunsuke CHATANI, Toshiaki Hattori
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Publication number: 20060263583Abstract: An optical component and a method of producing the same, which optical component is obtained by photopolymerizing a photopolymerizable composition so as to comprise a matrix and numerous columnar structure bodies oriented in one direction within the matrix, wherein the columnar structure bodies differ in refractive index from the matrix and are arrayed in a lattice in the plane perpendicular to said orientation direction to have a highly arrayed structure whose refractive index periodically changes on the order of 80 nm to 1,000 micrometer. The optical component according to the invention is imparted with a structure whose refractive index periodically changes with high regularity on the order of about 80 nm to 1,000 micrometer and, owing to this property, is usable in optical sheet, optical film and other ordinary optical applications.Type: ApplicationFiled: July 28, 2006Publication date: November 23, 2006Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Toshiaki Hattori, Yoshihiro Uozu
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Patent number: 7043113Abstract: Disclosed is an optical multi/demultiplexer, which comprises a graded index type light transmission section whose refractive index is continuously reduced in the direction from the center to the periphery thereof, a wavelength-multiplexed-light connecting section disposed at one of the axial ends of the light transmission section, and at least one monochromatic light connecting section disposed at the other axial end of the light transmission section. The wavelength-multiplexed-light connecting section and the monochromatic light connecting section are disposed relative to the light transmission section in such a positional relationship that a monochromatic light included in a wavelength multiplexed light entered from the wavelength-multiplexed-light connecting section into the one end of the light transmission section is emitted from the other end of the light transmission section at a position where the monochromatic light connecting section is disposed.Type: GrantFiled: April 30, 2004Date of Patent: May 9, 2006Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Toshiaki Hattori, Norifumi Hirota, Yoshihiro Uozu
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Publication number: 20050094935Abstract: Disclosed is an optical multi/demultiplexer, which comprises a graded index type light transmission section whose refractive index is continuously reduced in the direction from the center to the periphery thereof, a wavelength-multiplexed-light connecting section disposed at one of the axial ends of the light transmission section, and at least one monochromatic light connecting section disposed at the other axial end of the light transmission section. The wavelength-multiplexed-light connecting section and the monochromatic light connecting section are disposed relative to the light transmission section in such a positional relationship that a monochromatic light included in a wavelength multiplexed light entered from the wavelength-multiplexed-light connecting section into the one end of the light transmission section is emitted from the other end of the light transmission section at a position where the monochromatic light connecting section is disposed.Type: ApplicationFiled: November 24, 2004Publication date: May 5, 2005Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Toshiaki Hattori, Norifumi Hirota, Yoshihiro Uozu
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Publication number: 20040202409Abstract: Disclosed is an optical multi/demultiplexer, which comprises a graded index type light transmission section whose refractive index is continuously reduced in the direction from the center to the periphery thereof, a wavelength-multiplexed-light connecting section disposed at one of the axial ends of the light transmission section, and at least one monochromatic light connecting section disposed at the other axial end of the light transmission section. The wavelength-multiplexed-light connecting section and the monochromatic light connecting section are disposed relative to the light transmission section in such a positional relationship that a monochromatic light included in a wavelength multiplexed light entered from the wavelength-multiplexed-light connecting section into the one end of the light transmission section is emitted from the other end of the light transmission section at a position where the monochromatic light connecting section is disposed.Type: ApplicationFiled: April 30, 2004Publication date: October 14, 2004Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Toshiaki Hattori, Norifumi Hirota, Yoshihiro Uozu