Patents by Inventor Hirofumi Tomita
Hirofumi Tomita 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: 20220195257Abstract: A pressure-sensitive adhesive tape for molding a plastic lens having a substrate and a pressure-sensitive adhesive layer formed on a surface of the substrate. The pressure-sensitive adhesive layer includes an acrylic copolymer having a functional group and a crosslinking agent capable of reacting with the functional group; the acrylic copolymer has a weight-average molecular weight (Mw) of 1,100,000 or more and a molecular-weight polydispersity (Mw/Mn) of 10.0 or less; the pressure-sensitive adhesive layer has an elution percentage of 48.0% or less when immersed for two hours in toluene the temperature of which being adjusted to 80° C.; the pressure-sensitive adhesive tape exhibits a shift length of 0.15 mm or more and 0.50 mm or less after 800 minutes in a creep test; and the plastic lens has a refractive index of 1.59 or more.Type: ApplicationFiled: January 28, 2020Publication date: June 23, 2022Inventors: Hirofumi TOMITA, Masanao SHIBUYA
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Publication number: 20220060342Abstract: Disclosed herein is a bias tee circuit connected between a common terminal and power supply and signal terminals, the bias tee circuit includes a capacitor inserted between the common terminal and the signal terminal, and first and second inductors inserted in series between the common terminal and the power supply terminal. The first inductor is connected on a side of the common terminal. The second inductor is connected on a side of the power supply terminal. The second inductor is higher in self-resonance frequency and lower in Q value than the first inductor.Type: ApplicationFiled: August 11, 2021Publication date: February 24, 2022Applicant: TDK CORPORATIONInventors: Shuhei SOMEYA, Mitsuyuki Nara, Katsufumi Ehata, Shinichi Tsuchiya, Hirofumi Tomita, Yoshinobu Shimokura
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Publication number: 20160343201Abstract: A display device data generator configured to generate, based on three-dimensional data, display device data of a game effect image of an object in a three-dimensional space viewed from a view point different from a projector, and a controller configured to cause the projector to emit projection light to generate the game effect image based on projection data and cause a display device to display the game effect image based on the display device data are included.Type: ApplicationFiled: May 13, 2016Publication date: November 24, 2016Inventors: Katsuhiro KIDO, Hirofumi TOMITA
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Patent number: 7893005Abstract: A receiving layer transfer material which represents a free combination of a hologram and an image of various colors by an on-demand printing system such as thermal transfer method, onto a transfer layer which is transferred onto an object. The receiving layer transfer material is provided with a release layer 3, a relief forming layer 5 having a reflection layer 6 at a relief forming side and having a visual effect, and an adhesive layer 7, which are sequentially stacked on one surface of a substrate 2.Type: GrantFiled: April 6, 2005Date of Patent: February 22, 2011Assignee: Dai Nippon Printing Co., Ltd.Inventors: Hiroshi Funada, Kazuya Yoshida, Hirofumi Tomita, Makoto Aoyagi, Tetsuya Matsuyama
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Publication number: 20080152875Abstract: This invention provides a transfer foil, which, even in a relief formation layer formed of a highly heat resistant material, can realize good embossing properties of a relief structure and good printing durability of a embossing stamper, and, even in transfer, for example, using a thermal printer, can realize good transferability of a high-definition image, and an image formed object using the transfer foil. The transfer foil comprises a base material, a peel layer, a relief formation layer, and a reflective layer formed in that order. The transfer foil is characterized in that the peel layer comprising at least a thermoplastic resin having a glass transition temperature of 120 to 200° C. and the relief formation layer being formed of a cured product of an ionizing radiation curable resin.Type: ApplicationFiled: March 13, 2006Publication date: June 26, 2008Applicant: Dai Nippon Printing Co., Ltd.Inventors: Hirofumi Tomita, Makoto Aoyagi
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Publication number: 20080009412Abstract: A receiving layer transfer material which represents a free combination of a hologram and an image of various colors by an on-demand printing system such as thermal transfer method, onto a transfer layer which is transferred onto an object. The receiving layer transfer material is provided with a release layer 3, a relief forming layer 5 having a reflection layer 6 at a relief forming side and having a visual effect, and an adhesive layer 7, which are sequentially stacked on one surface of a substrate 2.Type: ApplicationFiled: April 6, 2005Publication date: January 10, 2008Applicant: DAI NIPPON PRINTING CO., LTD.Inventors: Hiroshi Funada, Kazuya Yoshida, Hirofumi Tomita, Makoto Aoyagi, Tetsuyama Matsuya
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Patent number: 6852672Abstract: The present invention is directed to a dye-receptive layer transfer sheet which has a good balance between the adhesion to an object, on which a sublimation transferred image is to be formed, and the releasability of a print from a thermal transfer sheet having a dye layer at the time of printing of an image, using the thermal transfer sheet, on the object with a dye-receptive layer transferred thereon from the dye-receptive layer transfer sheet. The dye-receptive layer transfer sheet comprises: a substrate sheet; and a transferable dye-receptive layer provided separably on one side of the substrate sheet, the transferable dye-receptive layer comprising an epoxy-modified silicone, a methylstyrene-modified silicone, and a polyether-modified silicone.Type: GrantFiled: October 29, 2002Date of Patent: February 8, 2005Assignee: Dai Nippon Printing Co., Ltd.Inventors: Hirofumi Tomita, Kazuya Yoshida
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Publication number: 20030092573Abstract: The present invention is directed to a dye-receptive layer transfer sheet which has a good balance between the adhesion to an object, on which a sublimation transferred image is to be formed, and the releasability of a print from a thermal transfer sheet having a dye layer at the time of printing of an image, using the thermal transfer sheet, on the object with a dye-receptive layer transferred thereon from the dye-receptive layer transfer sheet. The dye-receptive layer transfer sheet comprises: a substrate sheet; and a transferable dye-receptive layer provided separably on one side of the substrate sheet, the transferable dye-receptive layer comprising an epoxy-modified silicone, a methylstyrene-modified silicone, and a polyether-modified silicone.Type: ApplicationFiled: October 29, 2002Publication date: May 15, 2003Applicant: Dai Nippon Prtg. Co., Ltd.Inventors: Hirofumi Tomita, Kazuya Yoshida
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Patent number: 6420310Abstract: The present invention provides a thermal transfer image receiving sheet comprising a substrate sheet and a dye receptor layer disposed on at least one surface of the substrate sheet, wherein the dye receptor layer comprises polycarbonate resin of a random copolymer having a main chain which comprises, as essential units, an unit 1 represented by the following formula 1 and an unit 2 represented by the following formula 2, or a polycarbonate resin of a homopolymer which comprises the unit 2, an amount ratio of the unit 1 being not more than 70 mol %, the polycarbonate resin having a Tg of not less than 125° C.Type: GrantFiled: April 30, 2001Date of Patent: July 16, 2002Assignee: Dai Nippon Printing Co., Ltd.Inventors: Hitoshi Saito, Shino Takao, Hirofumi Tomita
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Publication number: 20020045547Abstract: The present invention provides a thermal transfer image receiving sheet comprising a substrate sheet and a dye receptor layer disposed on at least one surface of the substrate sheet, wherein the dye receptor layer comprises polycarbonate resin of a random copolymer having a main chain which comprises, as essential units, an unit 1 represented by the following formula 1 and an unit 2 represented by the following formula 2, or a polycarbonate resin of a homopolymer which comprises the unit 2, an amount ratio of the unit 1 being not more than 70 mol %, the polycarbonate resin having a Tg of not less than 125° C.Type: ApplicationFiled: April 30, 2001Publication date: April 18, 2002Inventors: Hitoshi Saito, Shino Takao, Hirofumi Tomita
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Patent number: 6300278Abstract: The present invention provides a thermal transfer image receiving sheet comprising a substrate sheet and a dye receptor layer disposed on at least one surface of the substrate sheet, wherein the dye receptor layer comprises polycarbonate resin of a random copolymer having a main chain which comprises, as essential units, an unit 1 represented by the following formula 1 and an unit 2 represented by the following formula 2, or a polycarbonate resin of a homopolymer which comprises the unit 2, an amount ratio of the unit 1 being not more than 70 mol %, the polycarbonate resin having a Tg of not less than 125° C.Type: GrantFiled: November 26, 1997Date of Patent: October 9, 2001Assignee: Dai Nippon Printing Co., Ltd.Inventors: Hitoshi Saito, Shino Takao, Hirofumi Tomita
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Patent number: 5407902Abstract: A methoxyiminoacetic acid derivative represented by the following formula (I): ##STR1## wherein X represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 4 carbon atoms or an alkoxy group having 1 to 4 carbon atoms; A represents a methoxy group or a methylamino group; when A is a methoxy group, B represents --O--CO-- or --N=C(R.sup.1)-- and when A is a methylamino group, B represents --O--CR.sup.1 R.sup.2 --, wherein R.sup.1 and R.sup.2 independently represent a hydrogen atom, an alkyl group having 1 to 4 carbon atoms or a trifluoromethyl group; and Ar represents an optionally substituted aryl group or an optionally substituted heteroaryl group, and an agricultural/horticultural fungicide containing the same as an active ingredient.Type: GrantFiled: October 1, 1993Date of Patent: April 18, 1995Assignee: Mitsubishi Kasei CorporationInventors: Masatsugu Oda, Manabu Katsurada, Hirofumi Tomita
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Patent number: 4956375Abstract: Disclosed herein is an N-indanyl carboxamide derivative as a novel compound, represented by the following general formula (I): ##STR1## wherein A represents a group of the formula, ##STR2## (wherein X represents a halogen atom, a methyl group, or a trifluoromethyl group, Y represents a hydrogen atom, a halogen atom, a lower alkyl group, an amino group, a mercapto group, or a lower alkylthio group, R.sup.1 represents a methyl group or a trifluoromethyl group, and R.sup.2 and R.sup.3 independently represents a hydrogen atom or a methyl group), R represents a lower alkyl group, and n is an integer in the range of 1 to 6, and an agricultural/horticultural fungicide comprising said N-indanyl carboxamide derivative as an active ingredient.Type: GrantFiled: November 29, 1989Date of Patent: September 11, 1990Assignee: Mitsubishi Chemical Industries LimitedInventors: Masatsugu Oda, Toshiro Sakaki, Naoko Sasaki, Hirofumi Tomita, Nobuyuki Nonaka
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Patent number: 4914097Abstract: Disclosed herein is an N-indanyl carboxamide derivative as a novel compound, represented by the following general formula (I): ##STR1## wherein A represents a group of the formula, ##STR2## (wherein X represents a halogen atom, a methyl group, or a trifluoromethyl group, Y represents a hydrogen atom, a halogen atom, a lower alkyl group, an amino group, a mercapto group, or a lower alkylthio group, R.sup.1 represents a methyl group or a trifluoromethyl group, and R.sup.2 and R.sup.3 independently represents a hydrogen atom or a methyl group), R represents a lower alkyl group, and n is an integer in the range of 1 to 6, and an agricultural/horticultural fungicide comprising said N-indanyl carboxamide derivative as an active ingredient.Type: GrantFiled: February 23, 1988Date of Patent: April 3, 1990Assignee: Mitsubishi Kasei CorporationInventors: Masatsugu Oda, Toshiro Sakaki, Naoko Sasaki, Hirofumi Tomita, Nobuyuki Nonaka
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Patent number: 4840959Abstract: Disclosed are novel pyridinecarboxamide derivatives represented by the general formula: ##STR1## wherein X represents a halogen atom, methyl group or trifluoromethyl group, R represents a lower alkyl group or halogen atom, n represents an integer of 1 to 6, and m represents 0 or 1, and a fungicide containing such derivative as active ingredient.Type: GrantFiled: August 12, 1987Date of Patent: June 20, 1989Assignee: Mitsubishi Chemical Industries LimitedInventors: Masatsugu Oda, Naoko Sasaki, Toshiro Sakaki, Hirofumi Tomita, Nobuyuki Nonaka