Patents by Inventor Masahiko Shiraishi
Masahiko Shiraishi 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: 9259617Abstract: An object of the present is to provide a golf ball having a high spin rate on approach shots under the wet condition and rough condition. The present invention provides a golf ball comprising a golf ball body, and a paint film formed on a surface of the golf ball body, wherein the paint film has a martens hardness of 2.0 mgf/?m2 or less, and a ratio (50% modulus/10% modulus) of 50% modulus to 10% modulus of 1.6 or more.Type: GrantFiled: April 5, 2011Date of Patent: February 16, 2016Assignee: DUNLOP SPORTS CO. LTD.Inventors: Toshiyuki Tarao, Kazuhiko Isogawa, Kuniyasu Horiuchi, Hirokazu Okamoto, Masahiko Shiraishi
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Patent number: 8563639Abstract: An object of the present invention is to provide a golf ball which is excellent in the gloss and the evenness of the paint film and a golf ball aqueous paint therefor. The golf ball of the present invention has a paint film which is formed from a curing type polyurethane aqueous golf ball paint, comprising (A) an aqueous polyol composition and (B) an aqueous polyisocyanate, wherein (A) the aqueous polyol composition contains (a-1) an aqueous acrylic polyol, (a-2) an aqueous urethane polyol and (a-3) an aqueous polyurethane resin; a molar ratio (NCO/OH) of an isocyanate group of (B) the aqueous polyisocyanate to a hydroxyl group of (A) the aqueous polyol composition ranges from 1.25 to 2.50; and a content of a high boiling point solvent having a boiling point of 150° C. or more in the aqueous golf ball paint is more than 0 mass % and 10 mass % or less.Type: GrantFiled: October 22, 2010Date of Patent: October 22, 2013Assignees: SRI Sports Limited, Shinto Paint Co., Ltd.Inventors: Toshiyuki Tarao, Kuniyasu Horiuchi, Hirokazu Okamoto, Masahiko Shiraishi
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Patent number: 8415421Abstract: An object of the present invention is to provide a two-component curing type urethane-based aqueous golf ball paint, which is excellent in gloss of a paint film and evenness of the film thickness. Another object of the present invention is to provide a two-component curing type urethane-based aqueous golf ball paint, which is excellent in adhesion to the surface of a golf ball body. The present invention provides a two-component curing type urethane-based aqueous golf ball paint containing (A) an aqueous polyol composition and (B) an aqueous polyisocyanate, wherein the aqueous paint has a contact angle of 45° or less to a resin component constituting an outermost layer of a golf ball body and a paint film has reflectivity of 70% or more at an incident angle of 20°.Type: GrantFiled: December 17, 2009Date of Patent: April 9, 2013Assignees: SRI Sports Limited, Shinto Paint Co., Ltd.Inventors: Toshiyuki Tarao, Kuniyasu Horiuchi, Hirokazu Okamoto, Masahiko Shiraishi
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Patent number: 8137753Abstract: An object of the present invention is to provide a painted golf ball which is excellent in the gloss and the evenness of the paint thickness as well as the adhesion of the paint film to the golf ball body. The method for producing the golf ball of the present invention comprises applying a two-component curing type urethane-based aqueous paint including an aqueous polyol composition (A) and an aqueous polyisocyanate (B) to a golf ball body in a specific method, wherein (A) the aqueous polyol composition contains (a-1) an aqueous acrylic polyol, (a-2) an aqueous urethane polyol and (a-3) an aqueous urethane resin.Type: GrantFiled: December 4, 2009Date of Patent: March 20, 2012Assignee: SRI Sports LimitedInventors: Toshiyuki Tarao, Manabu Tomosada, Kazuhiro Tanaka, Kuniyasu Horiuchi, Takashi Sasaki, Hirokazu Okamoto, Masahiko Shiraishi
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Publication number: 20110244989Abstract: An object of the present is to provide a golf ball having a high spin rate on approach shots under the wet condition and rough condition. The present invention provides a golf ball comprising a golf ball body, and a paint film formed on a surface of the golf ball body, wherein the paint film has a martens hardness of 2.0 mgf/?m2 or less, and a ratio (50% modulus/10% modulus) of 50% modulus to 10% modulus of 1.6 or more.Type: ApplicationFiled: April 5, 2011Publication date: October 6, 2011Inventors: Toshiyuki TARAO, Kazuhiko ISOGAWA, Kuniyasu HORIUCHI, Hirokazu OKAMOTO, Masahiko SHIRAISHI
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Publication number: 20110105247Abstract: An object of the present invention is to provide a golf ball which is excellent in the gloss and the evenness of the paint film and a golf ball aqueous paint therefor. The golf ball of the present invention has a paint film which is formed from a curing type polyurethane aqueous golf ball paint, comprising (A) an aqueous polyol composition and (B) an aqueous polyisocyanate, wherein (A) the aqueous polyol composition contains (a-1) an aqueous acrylic polyol, (a-2) an aqueous urethane polyol and (a-3) an aqueous polyurethane resin; a molar ratio (NCO/OH) of an isocyanate group of (B) the aqueous polyisocyanate to a hydroxyl group of (A) the aqueous polyol composition ranges from 1.25 to 2.50; and a content of a high boiling point solvent having a boiling point of 150° C. or more in the aqueous golf ball paint is more than 0 mass % and 10 mass % or less.Type: ApplicationFiled: October 22, 2010Publication date: May 5, 2011Inventors: Toshiyuki TARAO, Kuniyasu Horiuchi, Hirokazu Okamoto, Masahiko Shiraishi
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Publication number: 20100167847Abstract: An object of the present invention is to provide a two-component curing type urethane-based aqueous golf ball paint, which is excellent in gloss of a paint film and evenness of the film thickness. Another object of the present invention is to provide a two-component curing type urethane-based aqueous golf ball paint, which is excellent in adhesion to the surface of a golf ball body. The present invention provides a two-component curing type urethane-based aqueous golf ball paint containing (A) an aqueous polyol composition and (B) an aqueous polyisocyanate, wherein the aqueous paint has a contact angle of 45° or less to a resin component constituting an outermost layer of a golf ball body and a paint film has reflectivity of 70% or more at an incident angle of 20°.Type: ApplicationFiled: December 17, 2009Publication date: July 1, 2010Inventors: Toshiyuki TARAO, Kuniyasu Horiuchi, Hirokazu Okamoto, Masahiko Shiraishi
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Publication number: 20100144468Abstract: An object of the present invention is to provide a painted golf ball which is excellent in the gloss and the evenness of the paint thickness as well as the adhesion of the paint film to the golf ball body. The method for producing the golf ball of the present invention comprises applying a two-component curing type urethane-based aqueous paint including an aqueous polyol composition (A) and an aqueous polyisocyanate (B) to a golf ball body in a specific method, wherein (A) the aqueous polyol composition contains (a-1) an aqueous acrylic polyol, (a-2) an aqueous urethane polyol and (a-3) an aqueous urethane resin.Type: ApplicationFiled: December 4, 2009Publication date: June 10, 2010Inventors: Toshiyuki TARAO, Manabu Tomosada, Kazuhiro Tanaka, Kuniyasu Horiuchi, Takashi Sasaki, Hirokazu Okamoto, Masahiko Shiraishi
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Publication number: 20080070240Abstract: (1) A sulfite composition having a sulfite concentration of more than 6.2 M, (2) a method for deaminating DNA using a sulfite composition described in (1), (3) a method for detecting methylated DNA using a sulfite composition described in (1), (4) a kit for deaminating DNA or for detecting methylated DNA comprising a sulfite composition described in (1).Type: ApplicationFiled: September 18, 2006Publication date: March 20, 2008Applicants: Toyo Boseki Kabushiki Kaisha, Japan as Represented by Director General of Agency of National Cancer CenterInventors: Hikoya HAYATSU, Kazuo NEGISHI, Masahiko SHIRAISHI
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Publication number: 20070178466Abstract: (1) A sulfite composition having a sulfite concentration of more than 6.2 M, (2) a method for deaminating DNA using a sulfite composition described in (1), (3) a method for detecting methylated DNA using a sulfite composition described in (1), (4) a kit for deaminating DNA or for detecting methylated DNA comprising a sulfite composition described in (1).Type: ApplicationFiled: November 30, 2004Publication date: August 2, 2007Applicant: Toyo Boseki Kabushiki KaishaInventors: Hikoya Hayatsu, Kazuo Negishi, Masahiko Shiraishi
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Patent number: 4413657Abstract: From the exhaust tube of automobiles the power source sounds and travelling sounds are radiated as noises. A heat-resistant intermediate layer is disposed partly around the inner tube of dual metal tubing and achieves decreases in the radiated noise from the exhaust pipe due to the vibration damping of the inner and outer tubes.Type: GrantFiled: September 8, 1981Date of Patent: November 8, 1983Assignee: Nippon Steel CorporationInventors: Takesada Sasaki, Hiroshi Endo, Yoshimasa Zama, Masahiko Shiraishi, Yosinari Miura, Masayuki Yamaguchi
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Patent number: 4410013Abstract: A steel tubing and more particularly a composite dual tubing which can be suitably used for an exhaust pipe capable of effectively reducing the radiated noise from the exhaust pipe of automobiles. A metallic dual tubing of the present invention comprises: lugs (20a); lugs (20a) and heat-resistant filler material (24); or, the spacer member (16) and the heat-resistant filler member (17).Type: GrantFiled: September 8, 1981Date of Patent: October 18, 1983Assignee: Nippon Steel CorporationInventors: Takesada Sasaki, Hiroshi Endo, Yoshimasa Zama, Masahiko Shiraishi, Yosinari Miura, Masayuki Yamaguchi
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Patent number: 4404992Abstract: The present invention relates to a steel tubing and more particularly a composite dual tubing which can be suitably used for an exhaust pipe capable of effectively decreasing the radiated noise from the exhaust pipe of automobile.Several known dual tubings are effective occasionally for the reduction of radiated noise, but their effects are drastically reduced at high temperature. A metallic dual tubing of the present invention comprises an inner tube (10) and an outer tube (20) and is, characterized in that the metallic dual tubing is provided with an intermediate layer (18) comprising combustible material filled between the inner tube (10) and the outer tube (20). This layer may be single layer consisting of the combustible material or of the mixture of such material with a heat-resistant material. The intermediate layer may be a dual layer of the combustible material and the heat-resistant material.Type: GrantFiled: September 8, 1981Date of Patent: September 20, 1983Assignee: Nippon Steel CorporationInventors: Takesada Sasaki, Hiroshi Endo, Yoshimasa Zama, Masahiko Shiraishi, Yosinari Miura, Masayuki Yamaguchi
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Patent number: RE30851Abstract: In the production of low-carbon steel, particularly low-carbon steel sheet containing less than 0.25% of Mn, improvements in the method and apparatus, which comprises hot rolling a steel having a controlled range content of Mn, O and S contents, then coiling thus hot rolled steel at temperatures between 600.degree.-800.degree. C., further cold rolling the hot rolled plate down to a prescribed thickness, annealing and overaging the steel in a continuous furnace, rapidly cooling the steel near room temperatures and skin pass rolling, leveling, and recoiling the sheet. Thus produced steel sheet is very useful for applications such as pressed automobile body parts which require good workability particularly good drawability.Type: GrantFiled: February 28, 1980Date of Patent: January 19, 1982Assignee: Nippon Steel CorporationInventors: Kenzo Toda, Hisashi Gondo, Bunichiro Kawasaki, Mitsunobu Abe, Ryoseki Katsutani, Tsuyoshi Kawano, Norimasa Uehara, Yoshio Saito, Kenichiro Suemune, Masahiko Shiraishi, Yoshifumi Tadashige, Masao Morimoto, Takao Tsukamura, Kurayoshi Watanabe, Teruhiko Nishimura
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Patent number: RE30933Abstract: An apparatus for continuous treatment of cold rolled steel sheet. The apparatus has a continuous annealing furnace through which the sheet is continuously passed and which is composed of, in succession, a heating chamber for heating the cold rolled steel sheet to a temperature range of 700.degree. to 900.degree. C. within 2 minutes, a soaking chamber for keeping the sheet in the above temperature range for two minutes or less, a primary cooling chamber for rapidly cooling the sheet from the above temperature range to an overageing at a rate of 5.degree. to 30.degree. C./sec., an overageing chamber for keeping the sheet between 300.degree. to 400.degree. C. for up to eight minutes, and a secondary cooling chamber for cooling the sheet from the above overageing temperature to below 50.degree. C. within 2 minutes. Adjacent the output end of said furnace is apparatus for successively skin pass rolling, levelling and recoiling the sheet from the annealing furnace.Type: GrantFiled: February 28, 1980Date of Patent: May 18, 1982Assignee: Nippon Steel CorporationInventors: Kenzo Toda, Hisashi Gondo, Bunichiro Kawasaki, Mitsunobu Abe, Ryoseki Katsutani, Tsuyoshi Kawano, Norimasa Uehara, Yoshio Saito, Kenichiro Suemune, Masahiko Shiraishi, Yoshifumi Tadashige, Masao Morimoto, Takao Tsukamura, Kurayoshi Watanabe, Teruhiko Nishimura