Patents by Inventor Hiroshi Yamaga
Hiroshi Yamaga 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: 11827818Abstract: A photocurable composition which has excellent storage stability and is cured rapidly in bonding an opaque material, and a product. The photocurable composition contains (A) a compound having an unsaturated double bond, (B) at least one compound selected from the group consisting of compounds represented by the general formulae (1), (2), and (3), and (C) a sensitizer. In the general formulae (1), (2), and (3), R1 to R3 are each independently a substituent containing at least one group selected from the group consisting of a nitro group, a cyano group, a hydroxy group, an acetyl group, a carbonyl group, a substituted or unsubstituted allyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, an unsubstituted or substituted aryl group, an unsubstituted or substituted aryloxy group, a heterocyclic ring structure-containing group, and a group having a plurality of rings.Type: GrantFiled: February 18, 2022Date of Patent: November 28, 2023Assignee: CEMEDINE CO., LTD.Inventors: Tomohiro Midorikawa, Hiroshi Yamaga
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Publication number: 20220177731Abstract: Provided are a photocurable composition which has excellent storage stability and is cured rapidly in bonding an opaque material, and a product. The photocurable composition contains (A) a compound having an unsaturated double bond, (B) at least one compound selected from the group consisting of compounds represented by the general formulae (1), (2), and (3), and (C) a sensitizer. In the general formulae (1), (2), and (3), R1 to R3 are each independently a substituent containing at least one group selected from the group consisting of a nitro group, a cyano group, a hydroxy group, an acetyl group, a carbonyl group, a substituted or unsubstituted allyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, an unsubstituted or substituted aryl group, an unsubstituted or substituted aryloxy group, a heterocyclic ring structure-containing group, and a group having a plurality of rings.Type: ApplicationFiled: February 18, 2022Publication date: June 9, 2022Applicant: CEMEDINE CO., LTD.Inventors: Tomohiro MIDORIKAWA, Hiroshi YAMAGA
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Publication number: 20210207004Abstract: Provided are a photocurable composition which has excellent storage stability and is cured rapidly in bonding an opaque material, and a product. The photocurable composition contains (A) a compound having an unsaturated double bond, (B) at least one compound selected from the group consisting of compounds represented by the general formulae (1), (2), and (3), and (C) a sensitizer. In the general formulae (1), (2), and (3), R1 to R3 are each independently a substituent containing at least one group selected from the group consisting of a nitro group, a cyano group, a hydroxy group, an acetyl group, a carbonyl group, a substituted or unsubstituted allyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, an unsubstituted or substituted aryl group, an unsubstituted or substituted aryloxy group, a heterocyclic ring structure-containing group, and a group having a plurality of rings.Type: ApplicationFiled: January 23, 2017Publication date: July 8, 2021Applicant: CEMEDINE CO., LTD.Inventors: Tomohiro MIDORIKAWA, Hiroshi YAMAGA
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Patent number: 10844251Abstract: Provided is a method of producing a pressure-sensitive adhesive containing a cured product of a curable composition containing a crosslinkable silicon group-containing organic polymer and an adhesion-imparting resin as a pressure-sensitive adhesive layer; curing of the curable composition does not proceed when heated during production, i.e., the curable composition has excellent stability when heated, and the crosslinking reaction of the curable composition proceeds by some sort of trigger. The pressure-sensitive adhesive contains, as a pressure-sensitive adhesive layer, a cured product of a curable composition containing (A) a crosslinkable silicon group-containing organic polymer, (B) an adhesion-imparting resin, (C) a Si—F bond-containing silicon compound, and (D) a photobase generator.Type: GrantFiled: April 22, 2016Date of Patent: November 24, 2020Assignee: CEMEDINE CO., LTD.Inventors: Shouma Kouno, Tomohiro Midorikawa, Naomi Okamura, Hiroshi Yamaga
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Publication number: 20180298239Abstract: Provided is a method of producing a pressure-sensitive adhesive containing a cured product of a curable composition containing a crosslinkable silicon group-containing organic polymer and an adhesion-imparting resin as a pressure-sensitive adhesive layer; curing of the curable composition does not proceed when heated during production, i.e., the curable composition has excellent stability when heated, and the crosslinking reaction of the curable composition proceeds by some sort of trigger. The pressure-sensitive adhesive contains, as a pressure-sensitive adhesive layer, a cured product of a curable composition containing (A) a crosslinkable silicon group-containing organic polymer, (B) an adhesion-imparting resin, (C) a Si—F bond-containing silicon compound, and (D) a photobase generator.Type: ApplicationFiled: April 22, 2016Publication date: October 18, 2018Applicant: CEMEDINE CO., LTD.Inventors: Shouma KOUNO, Tomohiro MIDORIKAWA, Naomi OKAMURA, Hiroshi YAMAGA
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Patent number: 9718999Abstract: The present invention provides a curable composition containing an organic polymer having a crosslinkable silicon group, the composition having sufficient usable life and having adhesive properties with respect to an adherend (substrate) that are equivalent to those of the case where aminosilane is included. The composition comprises: (A) a crosslinkable silicon group-containing organic polymer; and (B) a crosslinkable silicon group-containing compound that forms, by means of light, at least one type of amino group selected from the group consisting of primary amino groups and secondary amino groups. The crosslinkable silicon group-containing organic polymer (A) is preferably at least one type selected from the group consisting of crosslinkable silicon group-containing polyoxyalkylene polymers and crosslinkable silicon group-containing (meth)acrylic-based polymers.Type: GrantFiled: December 12, 2014Date of Patent: August 1, 2017Assignee: CEMEDINE CO., LTDInventors: Shouma Kouno, Hiroshi Yamaga, Naomi Okamura, Atsushi Saito
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Publication number: 20160312089Abstract: The present invention provides a curable composition containing an organic polymer having a crosslinkable silicon group, the composition having sufficient usable life and having adhesive properties with respect to an adherend (substrate) that are equivalent to those of the case where aminosilane is included. The composition comprises: (A) a crosslinkable silicon group-containing organic polymer; and (B) a crosslinkable silicon group-containing compound that forms, by means of light, at least one type of amino group selected from the group consisting of primary amino groups and secondary amino groups. The crosslinkable silicon group-containing organic polymer (A) is preferably at least one type selected from the group consisting of crosslinkable silicon group-containing polyoxyalkylene polymers and crosslinkable silicon group-containing (meth)acrylic-based polymers.Type: ApplicationFiled: December 12, 2014Publication date: October 27, 2016Applicant: CEMEDINE CO., LTD.Inventors: Shouma KOUNO, Hiroshi YAMAGA, Naomi OKAMURA, Atsushi SAITO
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Publication number: 20160152783Abstract: A rapid-curing photocurable composition exerting excellent adhesion performance even with a low cumulative light quantity and being curable in a short time, thus ensuring excellent workability, is provided. A photocurable composition is made to includes: (A) a crosslinkable silicon group-containing organic polymer; (B) a photobase generator; and (C1) a silicon compound having an Si—F bond and/or (C2) one or more fluorine-based compounds selected from the group consisting of boron trifluoride, a boron trifluoride complex, a fluorinating agent, and an alkali metal salt of a polyfluoro compound. The (B) photobase generator is preferably a photolatent tertiary amine.Type: ApplicationFiled: July 11, 2014Publication date: June 2, 2016Inventors: Hiroshi YAMAGA, Naomi OKAMURA, Yutaka WATANABE, Ryosuke ASAI, Shouma KOUNO, Atsushi SAITO
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Patent number: 8248540Abstract: In a broadcast signal receiving apparatus, a remote controller has, as one of a plurality of buttons thereof, a state changing button for instructing to change a source to be reproduced by a main body. The main body or the remote controller has a memory storing a first state changing table indicating an order in which the source is changed. When the state changing button is operated, if the broadcast signal is being received by the tuner portion and reproduced as the source, the main body performs state change such that the first source in the first state changing table is specified as the source to be reproduced by the main body.Type: GrantFiled: September 4, 2008Date of Patent: August 21, 2012Assignee: SANYO Electric Co., Ltd.Inventors: Takafumi Hayashi, Hiroshi Yamaga, Hirofumi Okada
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Publication number: 20090316017Abstract: An imaging apparatus is so configured that the imaging apparatus and an external electronic device are connected, and when the imaging apparatus is in a power-save mode state, if a predetermined button on an external electronic device-use remote controller is depressed, the imaging apparatus is shifted from the power-save mode to a normal activation mode, and respective thumbnail images of a still image file and/or a moving image file stored in the imaging apparatus are multi-displayed on the external electronic device. Therefore, a user is able to immediately confirm what images are stored in the imaging apparatus with a simple manipulation, and thus, convenience is provided.Type: ApplicationFiled: June 18, 2009Publication date: December 24, 2009Applicant: SANYO ELECTRIC CO., LTD.Inventors: Nobuhiko ICHII, Hiroshi YAMAGA, Yurie SAKAI
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Publication number: 20090303396Abstract: A picture display device having a plurality of functions individually settable as a plurality of setting items. The picture display device includes a display which shows a picture. A display controller shows on the display an index corresponding to a setting pattern of setting contents of the plurality of setting items. A function control unit simultaneously sets the plurality of functions in accordance with the setting contents of the plurality of setting items in the setting pattern when receiving a signal indicating the index.Type: ApplicationFiled: June 5, 2009Publication date: December 10, 2009Applicant: SANYO ELECTRIC CO., LTD.Inventors: Takafumi HAYASHI, Hiroshi YAMAGA
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Publication number: 20090066851Abstract: In a broadcast signal receiving apparatus, a remote controller has, as one of a plurality of buttons thereof, a state changing button for instructing to change a source to be reproduced by a main body. The main body or the remote controller has a memory storing a first state changing table indicating an order in which the source is changed. When the state changing button is operated, if the broadcast signal is being received by the tuner portion and reproduced as the source, the main body performs state change such that the first source in the first state changing table is specified as the source to be reproduced by the main body.Type: ApplicationFiled: September 4, 2008Publication date: March 12, 2009Applicant: SANYO ELECTRIC CO., LTD.Inventors: Takafumi HAYASHI, Hiroshi YAMAGA, Hirofumi OKADA
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Patent number: 6599895Abstract: Novel &bgr;-lactam compound of the formula [1]: wherein R1 is lower alkyl or hydroxy-substituted lower alkyl, R2 is H or lower alkyl, X is O or, S, R3 is H, metal or protecting group, W is a 6- or 7-membered nitrogen-containing heterocycle optionally being substituted at carbon atoms. Said &bgr;-lactam compound shows excellent antibacterial activity against Gram-positive bacteria, particularly against methicillin-resistant Staphylococcus aureus and methicillin-resistant and coagulase-negative Staphylococcus aureus.Type: GrantFiled: January 12, 2001Date of Patent: July 29, 2003Assignee: Sumitomo Pharmaceuticals Company, LimitedInventors: Makoto Sunagawa, Hiroshi Yamaga, Yoshihiro Sumita, Hisatoshi Shinagawa
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Patent number: 6399658Abstract: L-ascorbic acid, L-ascorbic acid derivatives and salts thereof can reduce lactic acid levels in blood, and are useful for treating lactic acidosis and the like caused by administration of amoxapine, theophylline, metformin, phenformin, buformin, nalidixic acid, hopantenic acid, azidothymidine, dideoxycytidine, high caloric transfusion, propylene glycol, ethylene glycol, xylitol, lactose, sorbitol or the like.Type: GrantFiled: June 9, 1999Date of Patent: June 4, 2002Assignee: Sumitomo Pharmaceuticals Co., Ltd.Inventors: Hiroshi Noguchi, Mutsuo Taiji, Hiroshi Yamaga, Yasushi Itakura, Junji Ichihara
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Patent number: 6265396Abstract: A &bgr;-lactam compound of the formula: wherein R1 is lower alkyl or OH-substituted lower alkyl, R2 is H or lower alkyl, X is O, S or NH, n is 1 to 3, R3 is —C(Ra)═NH (Ra is H, lower alkyl or substituted lower alkyl), or a salt thereof, or an ester thereof. These compounds show excellent antibacterial activity against Gram-positive bacteria, particularly against methicillin-resistant Staphylococci and methicillin-resistant and coagulase-negative Staphylococci.Type: GrantFiled: March 2, 1999Date of Patent: July 24, 2001Assignee: Sumitomo Pharmaceuticals Co., Ltd.Inventors: Makoto Sunagawa, Hiroshi Yamaga, Hiroshi Nouda, Hisatoshi Shinagawa
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Patent number: 5750686Abstract: A novel .beta.-lactam compound of the formula ?1!: ##STR1## or a pharmaceutically acceptable salt thereof, which shows an excellent antibacterial activity against Gram-positive bacteria, especially against methicillin-resistant staphylococci and methicillin-resistant coagulase-negative staphylococci, and a process for producing the same. R.sub.1, R.sub.2, X, Y, Z are as defined in the specifacation.Type: GrantFiled: December 14, 1995Date of Patent: May 12, 1998Assignee: Sumitomo Pharmaceuticals Company, LimitedInventors: Makoto Sunagawa, Hiroshi Yamaga, Yoshihiro Sumita
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Patent number: 5227376Abstract: A compound of the formula: ##STR1## , which is useful as an antimicrobial agent.Type: GrantFiled: August 14, 1992Date of Patent: July 13, 1993Assignee: Sumitomo Pharmaceuticals Co., Ltd.Inventors: Makoto Sunagawa, Akira Sasaki, Hiroshi Yamaga, Masatomo Fukasawa, Hiroshi Nouda
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Patent number: 5109973Abstract: A free flowing production system includes disposing a variety of automatic production machines along a free flowing conveyance apparatus; detachably attaching each card on which the contents on production are written to a pallet on which articles to be conveyed by the free flowing conveyance apparatus are placed; disposing card read/write devices to or adjacent to the automatic production machines; and providing control devices which cause requisite works to be conducted in accordance with the contents read, and causes the contents conducted to be written on the card after conducting, whereby the automatic production machines are caused to conduct the remained portions of the contents written on the card which are to be applied to the articles which are being conveyed and which have been transported from the free flowing conveyance apparatus to the automatic production machines.Type: GrantFiled: January 2, 1990Date of Patent: May 5, 1992Assignee: Hitachi Seiki Co., Ltd.Inventors: Takashi Hirano, Hiroshi Yamaga