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公开(公告)号：US20250032025A1
公开(公告)日：2025-01-30
申请号：US18764757
申请日：2024-07-05
Applicant: GC Corporation
Inventor： Hiroaki KAKINUMA , Masatoshi YOSHINAGA , Syouichi FUKUSHIMA
Abstract: A chewing function assessment material with which it is possible to assess both of a chewing/grinding function and a bolus-of-food forming function simultaneously is provided. The chewing function assessment material contains a gum base and a sugar component. The content of the sugar component is 6% by mass or greater and 50% by mass or less relative to the whole amount of the chewing function assessment material.
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公开(公告)号：US20210206023A1
公开(公告)日：2021-07-08
申请号：US16074207
申请日：2017-06-29
Applicant: GC CORPORATION
Inventor： Tatsuya FUJIMOTO , Daizaburo MORI , Masatoshi YOSHINAGA , Takuya SATO , Go MASHIO , Hayato YOKOHARA , Tomohiro HOSHINO , Takahiro MIYAKE
Abstract: To provide a scale which makes it possible to adjust the temperature of a furnace so that a ceramic blank can be properly heated even if various conditions such as the combination of the used ceramic blank and investment, and the type and size of the furnace vary, the scale comprises: a scale part; and a base part, the scale part and the base part being formed of wax or resin, wherein the base part has a shape of protruding from part of the scale part, a size of the scale part is larger than that of the base part in a direction orthogonal to a protruding direction of the base part.
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3.发明申请公开(公告)号：US20180133113A1
公开(公告)日：2018-05-17
申请号：US15574631
申请日：2016-04-20
Applicant: GC Corporation
Inventor： Tomohiro HOSHINO , Go MASHIO , Tatsuya FUJIMOTO , Masatoshi YOSHINAGA , Hayato YOKOHARA , Daisuke OHTA , Takuya SATO
IPC: A61K6/02 , A61C13/00 , A61C13/083
CPC classification number: A61K6/0205 , A61C13/0022 , A61C13/083 , A61K6/027 , A61K6/0273 , A61K6/0612
Abstract: In order to provide a material for forming a dental prosthesis which does not require further heat treatment after machining and can improve cutting ability even after obtaining necessary strength, the material for a dental prosthesis comprises 60.0 mass % or more and 80.0 mass % or less of SiO2, 10.0 mass % or more and 20.0 mass % or less of Li2O, and 5.1 mass % or more and 10.0 mass % or less of Al2O3.
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公开(公告)号：US20210045975A1
公开(公告)日：2021-02-18
申请号：US16967880
申请日：2018-10-24
Applicant: GC Corporation
Inventor： Daizaburo MORI , Kenji KOJIMA , Masatoshi YOSHINAGA
IPC: A61K6/90
Abstract: An embodiment according to the present invention provides a dental gypsum powder including a hemihydrate gypsum and a water-reducing agent, wherein the mass ratio of the water-reducing agent to the hemihydrate gypsum is 0.1 to 1%, the content of particles having a particle diameter of 10 μm or less is 15 to 35 volume %, the content of particles having a particle diameter of 20 μm or less is 40 to 55 volume %, and the content of particles having a particle diameter of 30 μm or less is 55 to 75 volume %.
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公开(公告)号：US20190142705A1
公开(公告)日：2019-05-16
申请号：US16098525
申请日：2017-04-20
Applicant: GC Corporation
Inventor： Daizaburo MORI , Masatoshi YOSHINAGA , Kaori WATANABE
Abstract: A method for kneading a dental gypsum powder is provided that includes putting the dental gypsum powder and water in a bottle, the dental gypsum powder containing gypsum hemihydrate and a polycarboxylate-based water reducing agent, contained at 0.05 parts by mass to 0.8 parts by mass with respect to 100 parts by mass of the gypsum hemihydrate, sealing the bottle, and shaking the bottle.
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Patent Agency Ranking
公开(公告)号：US20190029785A1
公开(公告)日：2019-01-31
申请号：US16070862
申请日：2017-01-05
Applicant: GC Corporation
Inventor： Daizaburo MORI , Masatoshi YOSHINAGA , Go MASHIO , Tatsuya FUJIMOTO , Hayato YOKOHARA , Tomohiro HOSHINO , Takahiro MIYAKE
Abstract: Provided is a dental investment that is a dental phosphate-bonded investment including boron nitride at 0.1% to 5% by weight.
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公开(公告)号：US20190328495A1
公开(公告)日：2019-10-31
申请号：US16506589
申请日：2019-07-09
Applicant: GC CORPORATION
Inventor： Tomohiro HOSHINO , Go MASHIO , Tatsuya FUJIMOTO , Masatoshi YOSHINAGA , Hayato YOKOHARA , Daisuke OHTA
Abstract: Provided is a block body that makes it possible to quickly produce a dental prosthesis with a good accuracy. A material of the block body including SiO2 in an amount of 60.0 mass % to 80.0 mass %, Li2O in an amount of 10.0 mass % to 20.0 mass %, Al2O3 in an amount of 5.1 mass % to 10.0 mass %, wherein the block body is formed in a column, and a main crystalline phase of the block body is lithium disilicate.
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公开(公告)号：US20190076223A1
公开(公告)日：2019-03-14
申请号：US16084301
申请日：2017-03-07
Applicant: GC Corporation
Inventor： Masatoshi YOSHINAGA , Daizaburo MORI , Takuya SATO , Go MASHIO , Tatsuya FUJIMOTO , Hayato YOKOHARA , Tomohiro HOSHINO , Takahiro MIYAKE
Abstract: A wax pattern surface-treating agent includes a solvent, boron nitride, and at least one surfactant selected from a group consisting of an anionic surfactant, a cationic surfactant, a non-ionic surfactant, and an amphoteric surfactant.
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公开(公告)号：US20170224450A1
公开(公告)日：2017-08-10
申请号：US15499252
申请日：2017-04-27
Applicant: GC CORPORATION
Inventor： Tomohiro HOSHINO , Go MASHIO , Tatsuya FUJIMOTO , Masatoshi YOSHINAGA , Hayato YOKOHARA , Daisuke OHTA
CPC classification number: A61C13/0022 , A61C13/0006 , A61C13/083 , A61K6/027 , A61K6/0273 , A61K6/0612 , A61Q11/00 , C03C4/0021 , C03C10/0027 , C03C2204/00
Abstract: Provided is a method for quickly producing a dental prosthesis with a good accuracy.The method for producing a dental prosthesis including: a melting step of melting a material including no less than 60.0 mass % and no more than 80.0 mass % of SiO2, no less than 10.0 mass % and no more than 20.0 mass % of Li2O, and no less than 5.1 mass % and no more than 10.0 mass % of Al2O3; a glass blank production step of cooling to solidify the molten material to obtain a glass blank; a lithium disilicate blank production step of heating the glass blank to obtain a lithium disilicate blank whose main crystalline phase is lithium disilicate; and a processing step of processing the lithium disilicate by machining.
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10.发明申请METHOD FOR PRODUCING DENTAL PROSTHESIS, METHOD FOR PRODUCING LITHIUM DISILICATE BLANK FOR DENTAL PROSTHESIS AND LITHIUM DISILICATE BLANK FOR DENTAL PROSTHESIS 有权生产牙科前体的方法，用于牙科修复的锂离子灭菌剂的制备方法和用于牙齿假体的锂离子灭菌剂公开(公告)号：US20160287361A1
公开(公告)日：2016-10-06
申请号：US14892078
申请日：2015-07-08
Applicant: GC CORPORATION
Inventor： Tomohiro HOSHINO , Go MASHIO , Tatsuya FUJIMOTO , Masatoshi YOSHINAGA , Hayato YOKOHARA , Daisuke OHTA
IPC: A61C13/00 , C03C10/00 , C03C4/00 , A61C13/083
CPC classification number: A61C13/0022 , A61C13/0006 , A61C13/083 , A61K6/027 , A61K6/0273 , A61K6/0612 , C03C4/0021 , C03C10/0027
Abstract: Provided is a method for quickly producing a dental prosthesis with a good accuracy.The method for producing a dental prosthesis including: a melting step of melting a material including no less than 60.0 mass % and no more than 80.0 mass % of SiO2, no less than 10.0 mass % and no more than 20.0 mass % of Li2O, and no less than 5.1 mass % and no more than 10.0 mass % of Al2O3; a glass blank production step of cooling to solidify the molten material to obtain a glass blank; a lithium disilicate blank production step of heating the glass blank to obtain a lithium disilicate blank whose main crystalline phase is lithium disilicate; and a processing step of processing the lithium disilicate by machining.
Abstract translation: 一种牙科假体的制造方法，其特征在于，包括熔融步骤，其熔融不少于60.0质量％且不超过80.0质量％的SiO 2，不小于10.0质量％且不大于20.0质量％的Li 2 O，以及 不少于5.1质量％且不超过10.0质量％的Al2O3; 冷却玻璃坯料的步骤，使熔融材料固化，得到玻璃坯料; 二硅酸铝坯生产步骤，加热玻璃坯料得到主晶相为二硅酸锂的二硅酸锂坯; 以及通过机械加工二硅酸锂的处理步骤。
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