Patents by Inventor Tatsuhiro Takahashi
Tatsuhiro Takahashi 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).
-
Publication number: 20250034741Abstract: There is provided a composite material having a composite film on a substrate, the composite film including a silver layer that contains carbon particles, wherein a crystallite size of silver of the composite film is 30 to 100 nm and Vickers hardness Hv of the composite film is 75 or more.Type: ApplicationFiled: December 9, 2022Publication date: January 30, 2025Applicant: DOWA METALTECH CO., LTD.Inventors: Hirotaka TAKAHASHI, Takao TOMIYA, Tatsuhiro DOI, Hirotaka KOTANI, Yukiya KATO, Hiroto NARIEDA
-
Patent number: 12151754Abstract: A vehicle inspection method in a production line of a vehicle includes: performing a part inspection in steps of manufacturing parts of the vehicle, the part inspection in which each of the parts after being manufactured is inspected with an inspection device and which includes one or more inspection items; storing a result of the part inspection in a storage device such that the result is associated with the part; and displaying the result of the part inspection, on a display device used in a completed vehicle inspection for inspecting a completed vehicle serving as the vehicle that is completed, information indicating at least the part of the parts corresponding to a failed item serving as the inspection item which is determined not to be passed in the result of the part inspection stored in the storage device and information indicating the failed item.Type: GrantFiled: November 15, 2021Date of Patent: November 26, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tatsuhiro Takahashi, Hiromitsu Kamata, Satoru Koshi, Kazuki Inoue, Tetsuya Tamoto, Tooru Nishimura, Kiyoshi Suzuki, Shinya Imai, Seiya Shibata
-
Patent number: 12116066Abstract: A vehicle inspection method in a production line of a vehicle includes: performing a part inspection in steps of manufacturing parts of the vehicle, the part inspection in which each of the parts after being manufactured is inspected with an inspection device and which includes one or more inspection items; storing a result of the part inspection in a storage device such that the result is associated with the part; and displaying the result of the part inspection, on a display device used in a completed vehicle inspection for inspecting a completed vehicle serving as the vehicle that is completed, information indicating at least the part of the parts corresponding to a failed item serving as the inspection item which is determined not to be passed in the result of the part inspection stored in the storage device and information indicating the failed item.Type: GrantFiled: November 15, 2021Date of Patent: October 15, 2024Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tatsuhiro Takahashi, Hiromitsu Kamata, Satoru Koshi, Kazuki Inoue, Tetsuya Tamoto, Tooru Nishimura, Kiyoshi Suzuki, Shinya Imai, Seiya Shibata
-
Publication number: 20240101742Abstract: A living radical polymer that has a low molecular weight distribution and has a specific functional group at least at one end, and a resin-coated pigment has high dispersibility of a resin composition including the living radical polymer, is excellent in properties such as preservation stability, discharge stability, and color developability in a dispersed state, and is suitably used in a pigment dispersion. A living radical polymer has a specific functional group structure, the living radical polymer includes a polymerization initiator-derived specific organic compound moiety at one end or in a backbone of the living radical polymer and is obtained by reacting a radical generator having a specific functional group with at least any end, for example, an iodine end ascribable to a precursor. A living radical polymer composition includes the same; a resin-coated pigment is obtained by coating with the living radical polymer composition; and a method produces the living radical polymer.Type: ApplicationFiled: January 21, 2022Publication date: March 28, 2024Applicants: NOF CORPORATION, NATIONAL UNIVERSITY CORPORATION YAMAGATA UNIVERSITYInventors: Masumi TAKAMURA, Tatsuhiro TAKAHASHI, Shigeki TAKAHASHI, Shinri SAKAI
-
Publication number: 20220194502Abstract: A vehicle inspection method in a production line of a vehicle includes: performing a part inspection in steps of manufacturing parts of the vehicle, the part inspection in which each of the parts after being manufactured is inspected with an inspection device and which includes one or more inspection items; storing a result of the part inspection in a storage device such that the result is associated with the part; and displaying the result of the part inspection, on a display device used in a completed vehicle inspection for inspecting a completed vehicle serving as the vehicle that is completed, information indicating at least the part of the parts corresponding to a failed item serving as the inspection item which is determined not to be passed in the result of the part inspection stored in the storage device and information indicating the failed item.Type: ApplicationFiled: November 15, 2021Publication date: June 23, 2022Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tatsuhiro TAKAHASHI, Hiromitsu KAMATA, Satoru KOSHI, Kazuki INOUE, Tetsuya TAMOTO, Tooru NISHIMURA, Kiyoshi SUZUKI, Shinya IMAI, Seiya SHIBATA
-
Publication number: 20130320268Abstract: There is provided a production method for a resin film according to which an application liquid raw material (polyaniline solution) does not gelate over a long period of time and a resin film can be stably produced. A production method for a resin film according to an embodiment of the present invention includes the step of heating and kneading a polyaniline in an emeraldine base state and a protonic acid to prepare a conductive resin composition.Type: ApplicationFiled: November 4, 2011Publication date: December 5, 2013Applicant: NITTO DENKO CORPORATIONInventors: Kurato Akiba, Kiichiro Matsushita, Tatsuhiro Takahashi, Yumi Takekawa
-
Publication number: 20130309485Abstract: A thermally conductive film (10) includes a matrix (12) made of a resin and flaky filler particles (14) dispersed in the matrix (12). The flaky filler particles (14) each has a flaky filler body (16) made of boron nitride and a ?-ferrite coating (18) on the filler body (16), and are oriented in a through-thickness direction of the thermally conductive film (10). The resin is, for example, polyimide.Type: ApplicationFiled: January 18, 2012Publication date: November 21, 2013Applicant: NITTO DENKO CORPORATIONInventors: Yoshinari Takayama, Kenichi Tagawa, Daisuke Kitagawa, Tatsuhiro Takahashi, Koichiro Yonetake, Hiroshi Awano, Takumi Shoji, Mitsuteru Tada
-
Patent number: 8372511Abstract: A fine carbon fiber having linearity, each fiber filament of the carbon fiber having a bending angle of 30° or less with respect to the longitudinal direction of the fiber filament, and including a hollow space extending along its axis, and having an outer diameter of 1 to 1,000 nm, an aspect ratio of 5 to 1,000, and a BET specific surface area of 2 to 2,000 m2/g, wherein the average interlayer distance (d002) of the carbon fiber at a (002) plane is 0.345 nm or less as measured by means of X-ray diffractometry, and the ratio of the peak height (Id) of the band at 1,341 to 1,349 cm?1 in a Raman scattering spectrum of the carbon fiber to that of the peak height (Ig) of the band at 1,570 to 1,578 cm?1 in the spectrum (Id/Ig) is 0.1 to 2. The fiber exhibits excellent dispersibility in a matrix.Type: GrantFiled: December 6, 2011Date of Patent: February 12, 2013Assignee: Showa Denko K.K.Inventors: Koichiro Yonetake, Tatsuhiro Takahashi, Ryuji Yamamoto, Toshio Morita
-
Patent number: 8202034Abstract: A robot according to this invention includes a driving mechanism, a first arm rotatably connected to the driving mechanism, a second arm rotatably connected to the first arm, and an X-shaped end effector rotatably disposed at the distal end of the second arm. Of the four distal ends of the end effector, two distal ends include holding units which can hold substrates in one direction, and the remaining two distal ends include holding units which can hold substrates in the opposite direction.Type: GrantFiled: September 1, 2010Date of Patent: June 19, 2012Assignee: Canon Anelva CorporationInventors: Hiroshi Sone, Ryuji Higashisaka, Kazutoshi Yoshibayashi, Tatsunori Sato, Tatsuhiro Takahashi
-
Publication number: 20120107599Abstract: A fine carbon fiber having linearity, each fiber filament of the carbon fiber having a bending angle of 30° or less with respect to the longitudinal direction of the fiber filament, and including a hollow space extending along its axis, and having an outer diameter of 1 to 1,000 nm, an aspect ratio of 5 to 1,000, and a BET specific surface area of 2 to 2,000 m2/g, wherein the average interlayer distance (d002) of the carbon fiber at a (002) plane is 0.345 nm or less as measured by means of X-ray diffractometry, and the ratio of the peak height (Id) of the band at 1,341 to 1,349 cm?1 in a Raman scattering spectrum of the carbon fiber to that of the peak height (Ig) of the band at 1,570 to 1,578 cm?1 in the spectrum (Id/Ig) is 0.1 to 2. The fiber exhibits excellent dispersibility in a matrix.Type: ApplicationFiled: December 6, 2011Publication date: May 3, 2012Applicant: SHOWA DENKO K.K.Inventors: Koichiro YONETAKE, Tatsuhiro TAKAHASHI, Ryuji YAMAMOTO, Toshio MORITA
-
Publication number: 20120059120Abstract: Chemically modified carbon nanotubes composed of carbon nanotubes (such as multiwall carbon nanotubes) having carboxyl groups on the surface thereof and polymeric aniline (such as 3- to 300-meric aniline) bonding thereto through the amide linkage. The chemically modified carbon nanotubes exhibit good affinity with organic solvents and readily disperse into organic solvents.Type: ApplicationFiled: November 10, 2011Publication date: March 8, 2012Inventors: Tatsuhiro TAKAHASHI, Noriyuki KURAMOTO, Koichiro YONETAKE, Osamu HABA, Hiroshi AWANO, Hiroki ARAI, Teruya GOTO, Yushi YAMAGUCHI, Naoya NISHIMURA, Masahiro HIDA, Masaaki OZAWA, Mitsunobu MATSUMURA
-
Patent number: 8084121Abstract: The fine carbon fiber obtained by pulverizing vapor grown fine carbon fiber, each fiber including a hollow space extending along its axis, and having an outer diameter of 1 to 1,000 nm, an aspect ratio of 5 to 1,000, and a BET specific surface area of 2 to 2,000 m2/g, wherein the average interlayer distance (d002) is 0.345 nm or less, and the ratio of the peak height (Id) of the band (e.g. 1,341 to 1,349 cm?1) in a Raman scattering spectrum to that of the peak height (Ig) of the band (e.g. 1,570 to 1,578 cm?1) (Id/Ig) is 0.1 to 2, a bending angle of 30° or less with respect to the axis; a composite material comprising the fine carbon fiber and a resin serving as a matrix, wherein the fine carbon fiber is oriented in one direction through, application of an external force; and a production method and use thereof.Type: GrantFiled: May 7, 2004Date of Patent: December 27, 2011Assignee: Showa Denko K.K.Inventors: Koichiro Yonetake, Tatsuhiro Takahashi, Ryuji Yamamoto, Toshio Morita
-
Publication number: 20110052349Abstract: A robot according to this invention includes a driving mechanism, a first arm rotatably connected to the driving mechanism, a second arm rotatably connected to the first arm, and an X-shaped end effector rotatably disposed at the distal end of the second arm. Of the four distal ends of the end effector, two distal ends include holding units which can hold substrates in one direction, and the remaining two distal ends include holding units which can hold substrates in the opposite direction.Type: ApplicationFiled: September 1, 2010Publication date: March 3, 2011Applicant: CANON ANELVA CORPORATIONInventors: Hiroshi SONE, Ryuji HIGASHISAKA, Kazutoshi YOSHIBAYASHI, Tatsunori SATO, Tatsuhiro TAKAHASHI
-
Publication number: 20090286928Abstract: Chemically modified carbon nanotubes composed of carbon nanotubes (such as multiwall carbon nanotubes) having carboxyl groups on the surface thereof and polymeric aniline (such as 3- to 300-meric aniline) bonding thereto through the amide linkage. The chemically modified carbon nanotubes exhibit good affinity with organic solvents and readily disperse into organic solvents.Type: ApplicationFiled: November 13, 2008Publication date: November 19, 2009Applicants: Nissan Chemical Industries, Ltd.Inventors: Tatsuhiro TAKAHASHI, Noriyuki Kuramoto, Koichiro Yonetake, Osamu Haba, Hiroshi Awano, Hiroki Arai, Teruya Goto, Yushi Yamaguchi, Naoya Nishimura, Masahiro Hida, Masaaki Ozawa, Mitsunobu Matsumura
-
Patent number: 7504153Abstract: A porous material comprising vapor grown carbon fiber in an amount of 10 to 90 mass %, fiber filaments of the carbon fiber forming a three-dimensional network and having a diameter of 1 to 1,000 nm, an aspect ratio of 5 to 15,000, a specific surface area (by BET method) of 2 to 2,000 m2/g, and the ratio of the intensity of the peak at 1,360 cm?1 in a Raman scattering spectrum of the carbon fiber to that of the peak at 1,580 cm?1 in the spectrum(I1360/I1580) is 0.1 to 2.0, wherein the porosity of the porous material (V/V0) is 0.50 to 0.99 and a specific surface area is 5 to 1,000 m2/g; and a production method and use thereof. The vapor grow carbon fiber impregnated in the porous material of the present invention does not contain aggregates and a three-dimensional network is formed between the fiber filaments, wherein length of each of the fiber filaments is maintained.Type: GrantFiled: May 12, 2004Date of Patent: March 17, 2009Assignee: Showa Denko K.K.Inventors: Takashi Kurose, Tatsuhiro Takahashi, Chiaki Sotowa, Toshio Morita
-
Publication number: 20090054594Abstract: A one or two layer coating system has been developed for plastic substrates. The one coating system low reflective layer consists of a fluorinated copolymer having the formula: VF2/TFE/HFP, VF2/HFP or VF2/TFE/PMVE. In the two coating system, the upper coating layer consists of TFE/HFP, VF2/TFE/HFP, or TFE/Perfluorodioxole, and the lower coating layer consists of VF2/TFE/HFP, VF/TFE/HFP, VAc/TFE/HFIB, or TFE graft to PVOH.Type: ApplicationFiled: October 23, 2007Publication date: February 26, 2009Inventors: ANDREW EDWARD FEIRING, TATSUHIRO TAKAHASHI, MUREO KAKU, RONALD EARL USCHOLD, ROBERT CLAYTON WHELAND, SAWATO IWATO
-
Publication number: 20080287590Abstract: The present invention relates to a method for producing a resin composition having a crystallized and orderly arranged structure. The method comprises kneading an amorphous thermoplastic resin with a resin crystallization promoter to form a mixture, wherein the resin crystallization promoter comprises vapor grown carbon fibers, each fiber filament of the carbon fibers having a diameter of 0.001 ?m to 5 ?m and an aspect ratio of 5 to 15,000, the fibers having undergone a graphitization at 1,500° C. or higher, and subsequently subjecting the mixture to annealing at a temperature of from 55° C. higher than the glass transition point of the resin to a temperature 75° C. higher than the glass transition point of the resin. The crystallization promoter and annealing provide a thermoplastic resin composition, which, when molded, exhibits improved strength and tribological characteristics.Type: ApplicationFiled: July 21, 2008Publication date: November 20, 2008Applicant: Showa Denko K.K.Inventors: Tatsuhiro TAKAHASHI, Toshio Morita
-
Publication number: 20070042901Abstract: A porous material comprising vapor grown carbon fiber in an amount of 10 to 90 mass %, fiber filaments of the carbon fiber forming a three-dimensional network and having a diameter of 1 to 1,000 nm, an aspect ratio of 5 to 15,000, a specific surface area (by BET method) of 2 to 2,000 m2/g, and the ratio of the intensity of the peak at 1,360 cm?1 in a Raman scattering spectrum of the carbon fiber to that of the peak at 1,580 cm?1 in the spectrum(I1360/I1580) is 0.1 to 2.0, wherein the porosity of the porous material (V/V0) is 0.50 to 0.99 and a specific surface area is 5 to 1,000 m2/g; and a production method and use thereof. The vapor grow carbon fiber impregnated in the porous material of the present invention does not contain aggregates and a three-dimensional network is formed between the fiber filaments, wherein length of each of the fiber filaments is maintained.Type: ApplicationFiled: May 12, 2004Publication date: February 22, 2007Inventors: Takashi Kurose, Tatsuhiro Takahashi, Chiaki Sotowa, Toshio Morita
-
Publication number: 20060235135Abstract: The present invention relates to a thermoplastic resin crystallization promoter comprising fine carbon fiber consisting of fiber filaments having a diameter of 0.001 ?m to 5 ?m and an aspect ratio of 5 to 15,000, a thermoplastic resin composition consisting of the fine carbon fiber and thermoplastic resin and comprising crystallized resin, and a production method thereof. The crystallization promoter comprising the fine carbon fiber of the present invention enables to crystallize even an amorphous resin, which has an irregular molecular structure and therefore is not crystallized, or which exhibits low crystallization degree and therefore is difficult to crystallize by means of a conventional crystallization promoter. The crystallization promoter provides a thermoplastic resin composition, which, when molded, exhibits improved strength and tribological characteristics and is further reinforced when mixed with a filler.Type: ApplicationFiled: April 23, 2004Publication date: October 19, 2006Applicant: SHOWA DENKO K.K.Inventors: Tatsuhiro Takahashi, Toshio Morita
-
Publication number: 20060229403Abstract: A vapor-grown-carbon-fiber-containing dispersion containing vapor grown carbon fiber having a fiber diameter of and an aspect ration of 5 to 15,000, a resin soluble in an organic solvent, and an organic solvent having an ET value of 45 or less, which value is a solvent parameter calculated from the absorption spectrum of pyridinium-N-phenol betaine, wherein (1) lumps of the carbon fiber are partially disintegrated to thereby allow individual filaments of the carbon fiber to be present as dispersed or (2) the carbon fiber is present such that carbon fiber lumps having a diameter of 40 ?m or less and separated individual carbon fiber filaments are intermingled; a production method of the dispersion; vapor-grown-carbon-fiber-containing resin composite material obtained by the method; and electroconductive material and thermal conductive material using the resin composite material.Type: ApplicationFiled: April 23, 2004Publication date: October 12, 2006Inventors: Tatsuhiro Takahashi, Eiji Sato, Toshio Morita