Patents by Inventor Teruo Saito
Teruo Saito 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: 20030041881Abstract: The invention provides a water supplying apparatus and method thereof which has a high capacity of peeling and removing a disused material such as a resist film and the like, and can efficiently use water vapor. A water supplying apparatus for executing a washing process, a cleaning process and a working process of a subject, is provided with a water vapor body supplying means for supplying a water vapor body, and a water mist body supplying means for supplying a water mist body containing liquid water fine particles, and the structure is made such that said water vapor body and said water mist body are supplied to the subject by independently controlling said two means.Type: ApplicationFiled: August 27, 2002Publication date: March 6, 2003Inventors: Yoichi Isago, Kazuo Nojiri, Naoaki Kobayashi, Teruo Saito, Shu Nakajima
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Publication number: 20020102501Abstract: A photosensitive resin composition and a method of forming a positive resist pattern by the use of the composition are disclosed. The photosensitive resin composition comprises (A) a resinous compound containing an acid-decomposing ester group, (B) a compound containing one ethylenically unsaturated bond in its molecule and possessing a group capable of forming a carboxylic acid via decomposition by the action of an acid, (C) a photo-acid generator, (D) a photo-radical polymerization initiator, and optionally (E) an epoxy resin.Type: ApplicationFiled: January 14, 2002Publication date: August 1, 2002Inventors: Miyako Ichikawa, Masaki Sasaki, Teruo Saito
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Patent number: 6338936Abstract: A photosensitive resin composition and a method of forming a positive resist pattern by the use of the composition are disclosed. The photosensitive resin composition comprises (A) a resinous compound containing an acid-decomposing ester group, (B) a compound containing one ethylenically unsaturated bond in its molecule and possessing a group capable of forming a carboxylic acid via decomposition by the action of an acid, (C) a photo-acid generator, (D) a photo-radical polymerization initiator, and optionally (E) an epoxy resin.Type: GrantFiled: January 29, 1999Date of Patent: January 15, 2002Assignee: Taiyo Ink Manufacturing Co., Ltd.Inventors: Miyako Ichikawa, Masaki Sasaki, Teruo Saito
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Patent number: 5677450Abstract: Disclosed are an organic acid salt of melamine represented by the following general formula (1) and a thermosetting and a photocurable and thermosetting coating compositions containing the salt mentioned above. ##STR1## wherein Z represents ##STR2## wherein R.sup.1 represents a hydrogen atom or an alkyl group, alkylene group, alicyclic hydrocarbon, or aromatic hydrocarbon severally having from 1 to 18 carbon atoms, or any of said groups or hydrocarbons whose hydrogen atom is substituted by carboxyl group, hydroxyl group, or a halogen atom, R.sup.2 represents a hydrogen atom or an alkyl group or alkylene group severally having from 1 to 9 carbon atoms, or any of said groups whose hydrogen atom is substituted by acryloyl group or methacryloyl group, R.sup.3 represents an alkyl group or alkylene group severally having from 1 to 9 carbon atoms, or any of said groups whose hydrogen atom is substituted by acryloyl group or methacryloyl group, and R.sup.Type: GrantFiled: November 5, 1996Date of Patent: October 14, 1997Assignee: Taiyo Ink Manufacturing Co., Ltd.Inventors: Nobuyuki Suzuki, Kazunobu Fukushima, Kyo Ichikawa, Teruo Saito, Hitoshi Inagaki
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Patent number: 5604080Abstract: Disclosed are an organic acid salt of melamine represented by the following general formula (1) and a thermosetting and a photocurable and thermosetting coating compositions containing the salt mentioned above. ##STR1## wherein Z represents ##STR2## wherein R.sup.1 represents a hydrogen atom or an alkyl group, alkylene group, alicyclic hydrocarbon, or aromatic hydrocarbon severally having from 1 to 18 carbon atoms, or any of said groups or hydrocarbons whose hydrogen atom is substituted by carboxyl group, hydroxyl group, or a halogen atom, R.sup.2 represents a hydrogen atom or an alkyl group or alkylene group severally having from 1 to 9 carbon atoms, or any of said groups whose hydrogen atom is substituted by acryloyl group or methacryloyl group, R.sup.3 represents an alkyl group or alkylene group severally having from 1 to 9 carbon atoms, or any of said groups whose hydrogen atom is substituted by acryloyl group or methacryloyl group, and R.sup.Type: GrantFiled: February 27, 1995Date of Patent: February 18, 1997Assignee: Taiyo Ink Manufacturing Co., Ltd.Inventors: Nobuyuki Suzuki, Kazunobu Fukushima, Kyo Ichikawa, Teruo Saito, Hitoshi Inagaki
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Patent number: 5419697Abstract: An injection-molding metal mold used for injection-molding a body having a precision portion which is formed at high precision includes a molding cavity in which a precision molding portion for molding the precision portion is set to have a heat conductivity higher than that of general molding portions for molding other portions of the body and shortens the time required by a molding cycle to mold a body having a precision portion. Also, an injection-molding metal mold used for injection-molding a body having a precision portion which is formed at high precision includes a molding cavity constituted by a molding member in which a precision molding portion is formed to mold the precision portion and general molding portions for molding other portions. Also provided is an ejector pin, disposed adjacent to the molding member to partially constitute the cavity; for ejecting a molded body; and a cooling unit for cooling the molding member through the ejector pin.Type: GrantFiled: September 19, 1994Date of Patent: May 30, 1995Assignee: Canon Kabushiki KaishaInventors: Keiichi Hirano, Teruo Saito, Kunihiko Maeoka
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Patent number: 4895913Abstract: A wire coating resin composition comprising 25 to 95% by weight of a polyetherketone and 75 to 5% by weight of an aromatic polysulfone, which is characterized by the intrinsic viscosity (y) of the polyetherketone complying with the condition0.83.ltoreq.y.ltoreq.0.01x+0.65,wherein x represents weight percentage of the polyetherketone in the wire coating resin composition.Type: GrantFiled: July 15, 1988Date of Patent: January 23, 1990Assignee: Sumitomo Chemical Company, LimitedInventors: Teruo Saito, Kuniaki Asai, Yasurou Suzuki
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Patent number: 4820761Abstract: An aromatic polysulfone resin composition comprising 20 to 80% by weight of an aromatic polysulfone, 10 to 70% by weight of wallastonite and 0.5 to 20% by weight of a fluororesin. The aromatic polysulfone resin composition is superior in heat resistance, strength, stiffness, flame resistance, processability, etc. as engineering plastics.Type: GrantFiled: July 5, 1988Date of Patent: April 11, 1989Assignee: Sumitomo Chemical Company, LimitedInventors: Teruo Saito, Haruo Hayashida, Kazuo Hieda
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Patent number: 4804697Abstract: A thermoplastic resin composition comprising a resin blend comprising an aromatic polysulfone and a polyetherketone, the relationship between the blending ratio and the melt viscosity of said polyetherketone satisfying a specific mathematical expression, and one or more inorganic fillers having a specific shape is disclosed. The thermoplastic resin composition according to the present invention provides many property advantages including chemical resistance and injection molding stability. It can be suitably used in the frontier industries such as electric, electronic, automobile and office automation instrument industries.Type: GrantFiled: March 10, 1988Date of Patent: February 14, 1989Assignee: Sumitomo Chemical Company, LimitedInventors: Teruo Saito, Kuniaki Asai, Yasurou Suzuki
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Patent number: 4751144Abstract: A denture-base made of a thermoplastic resin compound which comprises polysulfone resins (A) and a resin (B) selected from the group consisting of polycarbonates, polyester carbonates, aromatic polyester copolymers and their mixtures, is excellent in mechanical properties and compatibility with acrylic resins, firmly implants artificial dentures of acrylic resin, and is readily repaired by use of repair materials of acrylic resin.Type: GrantFiled: September 1, 1987Date of Patent: June 14, 1988Assignee: Sumitomo Chemical Company, Ltd.Inventors: Teruo Saito, Hiroshi Ishida, Tatsuo Goto
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Patent number: 4741955Abstract: An ovenware having a very fine appearance, improved resistance to staining by foods and improved food releasability and accordingly capable of withstanding repeated use even under very severe conditions can be provided by coating at least the inner surface of an ovenware made from a wholly aromatic polyester or from a composition composed of said wholly aromatic polyester and an inorganic filler material, with a fluoroplastic type coating material.Type: GrantFiled: February 24, 1986Date of Patent: May 3, 1988Assignee: Sumitomo Chemical Company, LimitedInventors: Teruo Saito, Kuniaki Asai, Tadayasu Kobayashi
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Patent number: 4732884Abstract: In the production of a Mo-Bi-Na composite oxide catalyst by the process comprising incorporating compounds as respective element sources into a composite and subjecting the composite to heat treatment, a bismuth subcarbonate in which at least a part of required Na has been solid-dissolved is used as a Bi source compound. The activity of the catalyst is significantly improved by introducing Bi and Na in the form of the specified water insoluble compound into the catalyst.Type: GrantFiled: March 24, 1987Date of Patent: March 22, 1988Assignee: Mitsubishi Petrochemical Company LimitedInventors: Kohei Sarumaru, Etsuji Yamamoto, Teruo Saito
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Patent number: 4699944Abstract: A polyetherketone resin composition improved in heat stability when melted, which comprises 30 to 95% by weight of polyetherketone and 70 to 5% by weight of potassium titanate fibers which do not contain more than 0.25% by weight of free potassium.Type: GrantFiled: May 23, 1986Date of Patent: October 13, 1987Assignee: Sumitomo Chemical Company, LimitedInventors: Teruo Saito, Kazuo Hieda
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Patent number: 4640961Abstract: A resin composition is described, comprising from 60 to 97% by weight of a heat-fusible wholly aromatic copolyester represented by the general formula: ##STR1## (wherein d, e, and f are not equal to O and e/f is from 0.90 to 1.10, and n is 0 or 1) and from 3 to 40% by weight of a polyarylate.Type: GrantFiled: June 13, 1985Date of Patent: February 3, 1987Assignee: Sumitomo Chemicial Company, LimitedInventors: Teruo Saito, Kuniaki Asai, Yasuro Suzuki, Kei Kagiya
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Patent number: 4626564Abstract: An aromatic polysulfone resin composition comprising from 30% to 95% by weight of an aromatic polysulfone and from 5% to 70% by weight of a potassium titanate fiber having not more than 0.25% by weight of a free potassium content is disclosed. The composition has improved heat resistance, strength, rigidity and, in particular, does not undergo gelation during melting.Type: GrantFiled: December 9, 1985Date of Patent: December 2, 1986Assignee: Sumitomo Chemical Company, Ltd.Inventors: Teruo Saito, Kazuo Hieda
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Patent number: 4585823Abstract: Ovenwares produced by molding a wholly aromatic polyester resin composition comprising 30 to 80 wt. % of a wholly aromatic polyester having a repeating unit represented by the general formula, ##STR1## wherein X is a C.sub.1 -C.sub.4 alkyl group or --O--, --SO.sub.2 --, --S-- or --CO-- group, m and n are 0 or 1, a d:e ratio is in the range of from 1:1 to 10:1, an e:f ratio is in the range of from 9:10 to 10:9, and the positions of substituents at each aromatic ring of the foregoing general formula are para or meta to each other, 5 to 60 wt. % of wollastonite and 5 to 60 wt. % of titanium oxide.Type: GrantFiled: May 30, 1985Date of Patent: April 29, 1986Assignee: Sumitomo Chemical Company, LimitedInventors: Teruo Saito, Kuniaki Asai, Tadayasu Kobayashi
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Patent number: 4578427Abstract: A coating resin composition is described, comprising from 50 to 99% by weight of a thermoplastic aromatic polyether ketone resin and from 50 to 1% by weight of a perfluoroalkoxy resin or a tetrafluoroethylene/hexafluoropropylene copolymer resin having hexafluoropropylene content of from 18 to 25% by weight. The composition, when applied to a steel plate, for example, produces a coating film which is greatly improved in water repellency while retaining the desirable properties of the polyether ketone, such as high heat resistance, good mechanical and electrical properties, and high chemical resistance.Type: GrantFiled: January 24, 1985Date of Patent: March 25, 1986Assignee: Sumitomo Chemical Company, LimitedInventors: Teruo Saito, Kuniaki Asai, Kazuo Hieda
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Patent number: 4477630Abstract: A resin composition excellent in sliding characteristics, composed of 95 to 30% by weight of an aromatic polysulfone, 2.5 to 60% by weight of a fluorocarbon polymer and 2.5 to 60% by weight of an oxybenzoyl polyester.Type: GrantFiled: March 9, 1983Date of Patent: October 16, 1984Assignee: Sumitomo Chemical Company, LimitedInventors: Teruo Saito, Kuniaki Asai, Isamu Nakagawa, Tadayasu Kobayashi
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Patent number: 4410716Abstract: Novel compounds, dibenzo[a,d]cycloheptene derivatives, of the general formula ##STR1## wherein R.sub.1 represents a hydrogen atom, a halogen atom or a lower alkyl group, R.sub.2 and R.sub.3 each represent a hydrogen atom or a lower alkyl group, and Z represents a group of the formula ##STR2## These novel compounds are useful as non-steroidal anti-inflammatory agents free from gastrointestinal lesions. The compounds of formula (I) can be prepared, for example, by cyclizing a compound of the general formula ##STR3## wherein R.sub.1 and R.sub.2 are as defined above, X represents a hydroxyl group or a halogen atom, one Y represents a group of the formula --CH.sub.2 COX and the other Y represents a hydrogen atom; optionally hydrolyzing the cyclized product; and optionally esterifying the product, and/or etherifying its enol group.Type: GrantFiled: September 24, 1980Date of Patent: October 18, 1983Assignee: Toa Eiyo Kagaku Kogyo Co. Ltd.Inventors: Tetsutaro Hayasaka, Kuniro Saito, Sen-ichi Narita, Takao Goto, Shin-ichi Yamada, Teruo Saito, Kazuyoshi Okutani
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Patent number: 4379892Abstract: A method for prevention of loss of transparency of shaped articles prepared from a polyarylene ester blend comprising a polyarylene ester and other thermoplastic resin when treated with steam or boiling water, which comprises reducing the sodium content of the blend to less than 70 ppm.Type: GrantFiled: April 6, 1981Date of Patent: April 12, 1983Assignee: Sumitomo Chemical Company, LimitedInventors: Katsuzi Ueno, Takashi Maruyama, Haruo Suzuki, Teruo Saito