Patents by Inventor Kimihiko Sato
Kimihiko Sato 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).
-
Patent number: 5406825Abstract: A forging die has an inner cylinder of a hard material which is composed of 8-40 vol. % of a metal phase including Ni and Mo as major components and the remaining amount of a ceramic phase including Mo.sub.2 NiB.sub.2 and/or (Mo, W).sub.2 NiB.sub.2, and an outer cylinder of metal, wherein the outer periphery of the inner cylinder is in a state of interference fit to the outer cylinder.Type: GrantFiled: April 28, 1994Date of Patent: April 18, 1995Assignee: Asahi Glass Company Ltd.Inventors: Noritoshi Horie, Kimihiko Sato, Koichi Kanda, Kazuhiro Mitamura, Keiichi Hamazaki, Takehiko Kori
-
Patent number: 5365001Abstract: A method for preparing a dialkylnaphthalene in one step by contacting an dialkylbenzene compound with a solid catalyst in a gas or liquid phase in the presence of hydrogen, using a catalyst having composition (I) or (II) below:(1)(M.sup.1).sub.a.(M.sup.2).sub.b.(SiO.sub.2.XAl.sub.2 O.sub.3).(Al.sub.2 O.sub.3).sub.c (I)(2) Mixture of II-(i) and II-(ii):(M.sup.3).sub.d.(Al.sub.2 O.sub.3) II-(i)(M.sup.4).sub.e.(SiO.sub.2.XAl.sub.2 O.sub.3) II-(ii)wherein M.sup.1 is a metal selected from the group consisting of metals belonging to group VIII of a periodic table and rhenium;M.sup.2 is a member selected from the group consisting of zinc, gallium, and oxides thereof;M.sup.3 is a metal belonging to group VIII of a periodic table;M.sup.4 is at least one alkali metal; anda, b, c, d, e, and X represent proportions, respectively.Type: GrantFiled: April 8, 1993Date of Patent: November 15, 1994Assignee: Teijin LimitedInventors: Koji Sumitani, Keizo Shimada, Seiji Itoh, Kimihiko Sato, Risuke Suzuki, Akio Namatame
-
Patent number: 5323838Abstract: The injection sleeve comprises: a cylindrical cermet sintered body comprising a hard ceramic phase whose major components are at least one selected from the group consisting of a complex boride of Ni and Mo, a complex boride of Ni and W and a complex boride of Ni, Mo and W and a metal matrix phase consisting of a solid solution whose major components are Ni and Mo. The cylindrical cermet sintered body contains the hard ceramic phase in an amount of not less than 50% by weight and not more than 90% by weight.Type: GrantFiled: July 8, 1993Date of Patent: June 28, 1994Assignee: Asahi Glass Company Ltd.Inventors: Kazuo Hamashima, Kimihiko Sato
-
Patent number: 5180228Abstract: A radiation thermometer for measurement of the temperature of molten iron includes a probe tube with a sealed bottom in the form of a spheroidal shape and is made of zirconium boride ceramics. The probe tube is immersed in molten iron and radiation emitted from the spheroidal closed end of the probe tube is received by a sensor at the far end of the tube which is above the level of the molten iron. The spheroidal end of the probe tube is below the surface of molten iron by more than 10 times the inner radius of the probe tube.Type: GrantFiled: December 30, 1991Date of Patent: January 19, 1993Assignees: Asahi Glass Company Ltd., NKK CorporationInventors: Yoshihiko Tarumi, Atuhisa Takekoshi, Mamoru Inaba, Yoshiro Nishi, Masaaki Sakurai, Satoshi Sakamoto, Kimihiko Sato
-
Patent number: 5177287Abstract: A catalyst composition consisting essentially of(A) a crystalline aluminosilicate zeolite having a silica/alumina mole ratio of at least 10, at least 50% of all its cation sites being occupied by an alkali metal cation (component A), and(B) a refractory inorganic oxide having (b-1) platinum and (b-2) tin and/or indium supported thereon (component B). A process for cracking non-aromatic hydrocarbons in the presence of the catalyst composition, and a process for isomerizing C.sub.8 aromatic hydrocarbons, particularly xylenes, by applying the catalyst composition in combination with a conventional isomerization catalyst.Type: GrantFiled: October 31, 1991Date of Patent: January 5, 1993Assignee: Teijin Petrochemical Industries, Ltd.Inventors: Kimihiko Sato, Risuke Suzuki, Hiroshi Horiuchi
-
Patent number: 5116222Abstract: A low-dusting powdery alginate impression material for dental purposes comprises (a) an alginate, (b) a gelation agent, (c) a gelation controlling agent, (d) a filler, (e) at least one of an oxide, hydroxide and fluoride of a metal and (f) lanolin with or without at least one lanolin derivative, and may further include pigments and perfumes, which provides increased dimensional accuracy, improved manipulatability, improved storage stability, improved dimensional stability and improved surface smoothness.Type: GrantFiled: November 8, 1989Date of Patent: May 26, 1992Assignee: G-C Dental Industrial Corp.Inventors: Shunichi Futami, Kimihiko Sato
-
Patent number: 5089459Abstract: A catalyst composition consisting essentially of(A) a crystalline aluminosilicate zeolite having a silica/alumina mole ratio of at least 10, at least 50% of all its cation sites bing occupied by an alkali metal cation (component A), and(B) a refractory inorganic oxide having (b-1) platinum and (b-2) tin and/or indium supported thereon (component B). A process for cracking non-aromatic hydrocarbons in the presence of the catalyst composition, and a process for isomerizing C.sub.8 aromatic hydrocarbons, particularly xylenes, by applying the catalyst composition in combination with a conventional isomerization catalyst.Type: GrantFiled: March 27, 1990Date of Patent: February 18, 1992Assignee: Teijin Petrochemical Industries, Ltd.Inventors: Kimihiko Sato, Risuke Suzuki, Hiroshi Horiuchi
-
Patent number: 5051476Abstract: An improved mouth guard composition comprises an ethylene/vinyl acetate copolymer and a thermoplastic polycarprolactone having a molecuar weight of 10,000-100,000, optionally with polyvinyl acetate, colorants and perfumes.Type: GrantFiled: March 23, 1990Date of Patent: September 24, 1991Assignee: G-C Dental Industrial Corp.Inventors: Toshiyasu Uji, Shunichi Futami, Kimihiko Sato
-
Patent number: 4700012Abstract: A process for continuously isomerizing xylene, which comprises subjecting a hydrocarbon feed material comprising a major proportion of a xylene isomer mixture and a minor proportion of non-aromatic hydrocarbons to xylene isomerization reaction, isolating a specific xylene isomer from the resulting isomerization reaction mixture, and recycling the remaining hydrocarbon mixture to the xylene isomerization reaction; wherein the hydrocarbon feed material or the xylene isomerization reaction mixture is treated with hydrogen in the presence of a cracking catalyst comprising(a) a zeolite selected from zeolites ZSM-5, ZSM-11, ZSM-12, ZSM-34 and ZSM-48 series, at least 20% of its cation site being occupied by a cation of a metal selected from alkali metals and alkaline earth metals, and(b) a refractory amorphous inorganic oxide having platinum supported thereon,at a temperature and a weight hourly space velocity which simultaneously satisfy the following inequalities (i) to (iv) ##EQU1## wherein T represents the tempeType: GrantFiled: December 30, 1986Date of Patent: October 13, 1987Assignee: Teijin Petrochemical Industries, Ltd.Inventors: Tamio Onodera, Akio Namatame, Kimihiko Sato, Koji Sumitani
-
Patent number: 4686026Abstract: A cation exchange membrane is installed to an electrolytic cell to be used in a form of a cation exchange membrane of a fluorinated polymer having ion exchange groups having the formula--(COO).sub.m Xwherein X represents an alkali metal atom or --NRR' and R and R' respectively represent hydrogen atom or a lower alkyl group; and m represents a valence of m, by covering a membrane of a fluorinated polymer having ion exchange groups having the formula--COOLwherein L represents hydrogen atom or a C.sub.1 -C.sub.20 alkyl group on said electrode in the installation.Type: GrantFiled: October 24, 1983Date of Patent: August 11, 1987Assignee: Asahi Glass Company Ltd.Inventors: Yoshio Oda, Tatsuro Asawa, Kimihiko Sato, Yasuo Sajima
-
Patent number: 4617101Abstract: An alkali metal chloride-electrolyzing cell comprises a cation-exchange membrane disposed between an anode and a cathode, characterized in that said cation-exchange membrane has on at least one side thereof a gas- and liquid-permeable, porous layer with no electrode activity, and at least one of an anode and a cathode is a voided flexible electrode having a more rigidity than that of said cation-exchange membrane, and said flexible electrode is designed to be forcibly deformed thereby closely contacting said cation-exchange membrane with the surface of each of said electrodes.Type: GrantFiled: November 12, 1981Date of Patent: October 14, 1986Assignee: Asahi Glass Company Ltd.Inventors: Kimihiko Sato, Yasuo Sajima, Makoto Nakao, Junjiro Iwamoto
-
Patent number: 4444200Abstract: A heart pulse rate measuring system comprises a casing, a pair of rod-shaped grip sensors extending outwardly from the opposite sides of the casing for sensing a heart pulse signal, and an electric circuit for calculating a heart pulse rate from the sensed heart pulse signal. Each of the grip sensors is composed of two conductive cylindrical electrodes arranged in an axially aligned relationship and electrically insulated from each other for obtaining a pulse rate utilizing the potentials at four points in a user's body. The electric circuit includes a differential amplifier, having a ground connection to one of the two electrodes of each sensor and two inputs for the remaining electrodes. A filter is used to eliminate noise from the output of the differential amplifier, and a computer calculates the heart rate from the output of the filter.Type: GrantFiled: September 4, 1981Date of Patent: April 24, 1984Assignee: Senoh Kabushiki KaishaInventors: Iwao Fujisaki, Shuichi Kosuge, Syuu Ogawa, Kimihiko Sato, Toshimi Soeda
-
Patent number: 4425921Abstract: A small portable-type apparatus for checking pulse or heart rate of a person engaged in exercise. Therefore, the apparatus according to the present invention can be used as a pulsimeter or a cardiometer according to the state of a person in motion. The apparatus is provided with a heart sensor having a plurality of cone-shaped conductive rubber electrodes to differentially detect an electrocardiowave voltage signal generated from three different places near the heart and a pulse sensor having a matching infrared-ray emitting diode and infrared-ray receiving phototransistor to detect the light reflected from the blood flowing through capillary vessels under the finger pad. The apparatus additionally functions as a stopwatch or a timer as selected by a mode-selector switch.Type: GrantFiled: September 11, 1981Date of Patent: January 17, 1984Assignee: Senoh Kabushiki KaishaInventors: Iwao Fujisaki, Shuichi Kosuge, Syuu Ogawa, Kimihiko Sato, Toshimi Soeda
-
Patent number: 4416863Abstract: A method for synthesizing amorphous silicon nitride, wherein silicon halide and ammonia are reacted in a reaction vessel at a high temperature in the absence of oxygen to thereby synthesize powder of amorphous silicon nitride, then the powder is separated from a gas containing therein gaseous ammonia halide which has been produced simultaneously with said amorphous silicon nitride by use of a collecting means, comprises directly mixing, in advance of the separation, cool gas containing therein neither oxygen nor moisture into said gas to cool down said powder and gas so that both substances may be put in said collecting means without deposition of ammonium halide to the inner wall of the reaction vessel, and other component parts.Type: GrantFiled: July 2, 1982Date of Patent: November 22, 1983Assignee: Asahi Glass Company Ltd.Inventors: Kimihiko Sato, Kunihiko Terase, Hitoshi Kijimuta, Yukinori Ohta
-
Patent number: 4411749Abstract: A process for electrolyzing an aqueous solution of an alkali metal chloride by feeding said aqueous solution of an alkali metal chloride into the central space of a hollow quadrilateral frame holding an anode therein, defining an anode compartment, and feeding water or a dilute aqueous solution of an alkali metal hydroxide into the central space of a hollow quadrilateral frame holding a cathode therein, defining a cathode compartment, said anode compartment and said cathode compartment being separated by a cation exchange membrane, in a filter-press type electrolytic cell wherein:(a) each hollow quadrilateral frame is provided with an inlet passage to the central space of said frame for the introduction of an electrolyte and an outlet passage from the central space of said frame for removal of an electrolyzed product;(b) an anode or a cathode is held in each said frame and electrically connected to a power source or an adjacent counter electrode, each said anode or cathode being respectively made of a metal pType: GrantFiled: August 20, 1981Date of Patent: October 25, 1983Assignee: Asahi Glass Company Ltd.Inventors: Kimihiko Sato, Yasuo Sajima, Makoto Nakao, Takeshi Morimoto
-
Patent number: 4399115Abstract: A process for synthesizing silicon nitride by reacting a silicon halide and ammonia at a high temperature, which is characterized in that at least while the reaction product is amorphous, hydrogen and chlorine are burned in the reaction zone where a halogen containing inorganic silicon compound and ammonia are reacting, and the reaction of said reactants is effected by the heat of combustion thus obtained.Type: GrantFiled: March 29, 1982Date of Patent: August 16, 1983Assignee: Asahi Glass Company Ltd.Inventors: Kimihiko Sato, Kunihiko Terase, Hitoshi Kijimuta
-
Patent number: 4390511Abstract: SF.sub.6 is produced by a pyrolysis of SF.sub.5 Cl obtained by a reaction of sulfur or sulfur chloride with chlorine and an amine/hydrogen fluoride complex or a reaction of sulfur tetrafluoride with chlorine and an amine/hydrogen fluoride complex.Type: GrantFiled: July 27, 1981Date of Patent: June 28, 1983Assignee: Asahi Glass Company Ltd.Inventors: Yoshio Oda, Shinsuke Morikawa, Masaaki Ikemura, Tomio Yarita, Makoto Noshiro, Isao Gotoh, Yukio Jitsugiri, Shigeaki Yonemori, Kimihiko Sato, Keiichi Uchida
-
Patent number: 4377718Abstract: In a process for producing p-xylene which comprises catalytically methylating toluene with a methylating agent in the gaseous phase, the improvement wherein(a) said methylation is carried out continuously in a multi-stage reaction system consisting of a plurality of separate series-connected fixed catalyst layers without separating the resulting xylenes in an intermediate stage,(b) said toluene is fed together with hydrogen gas into only the first-stage fixed catalyst layer and passed successively through the subsequent fixed catalyst layers, the amount of toluene fed being such that the total weight hourly space velocity of toluene is from 1 to 300 hr.sup.-1,(c) said methylating agent is fed into each of said fixed catalyst layers, if desired together with hydrogen gas, the amount of the methylating agent fed into each catalyst layer being 0.Type: GrantFiled: July 21, 1981Date of Patent: March 22, 1983Assignee: Teijin Petrochemical Industries Ltd.Inventors: Kimihiko Sato, Tokuji Sakai, Yasuo Yamasaki, Tamio Onodera, Koji Sumitani
-
Patent number: 4367126Abstract: An alkali metal hydroxide is produced by electrolyzing an aqueous solution of an alkali metal chloride fed into an anode compartment in a cell having an anode compartment and a cathode compartment formed by partitioning with a cation exchange membrane. A cation exchange membrane of a fluorinated polymer having carboxylic acid groups at a content of 0.9 to 2.0 meq./g. dry resin is used as said cation exchange membrane and a metal or a metal ion is incorporated in said aqueous solution of an alkali metal chloride to form a thin layer made of a metal hydroxide or oxide on the surface of said membrane in the anode compartment.Type: GrantFiled: April 10, 1981Date of Patent: January 4, 1983Assignee: Asahi Glass Company, Ltd.Inventors: Kimihiko Sato, Yasuo Sajima, Junjiro Iwamoto, Makoto Nakao, Manabu Suhara, Makoto Noshiro
-
Patent number: 4217330Abstract: Sodium bicarbonate is produced in an apparatus comprising a reactor system for the production of sodium bicarbonate which comprises a housing having a plurality of reaction zones being placed in sequence from a last zone to a first zone, each being in liquid and gas flow communication with each adjacent zone; carbon dioxide inlet means being disposed at the bottom of the last zone so that carbon dioxide introduced into said last zone moves upwardly through said zone, and is discharged through a gas-liquid separator at the top of said zone and is then introduced into the bottom of the next adjacent zone, until said gas reaches the top of the first zone where it is discharged through a carbon dioxide gas outlet; inlet means for feeding an ammoniacal brine or a mother liquor to be carbonated into the top of the first zone, counter-currently to the upward movement of the carbon dioxide gas in said first zone, wherein said brine or mother liquor is passed downwardly through said first zone and flows sequentially iType: GrantFiled: September 15, 1975Date of Patent: August 12, 1980Assignee: Asahi Glass Company, LimitedInventors: Keiichi Nakaya, Kimihiko Sato, Kenji Konishi