Patents by Inventor Yoshinobu Saito

Yoshinobu 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).

  • Patent number: 6352965
    Abstract: A transparent solid detergent includes; 3.5 wt % or above of at least one fatty acid salt selected from the group consisting of compounds expressed by the following general formulas (I)-(III); R—COO−H2N+(CH3)—CH2-CH2-SO3−X+  (I) R—COO−H2 N+—C2—CH2—SO3−X+  (II) R—COO−H2 N+—CH2—CH2—SO2−X+  (III) (wherein the formulas R is a saturated or unsaturated hydrocarbon group with carbon number 7˜23, and X is an alkali metal or organic alkali) sodium salt of fatty acid and/or potassium salt of fatty acid; humectant; and water.
    Type: Grant
    Filed: September 11, 2000
    Date of Patent: March 5, 2002
    Assignees: Shiseido Co., Ltd., Shiseido Honey-Cake Industry Co., Ltd.
    Inventors: Yoshinobu Saito, Nobuyuki Kishi, Tetsuo Nishina
  • Patent number: 6025312
    Abstract: This invention is an antibacterial, bactericidal and antiseptic agent containing an aluminum salt of hinokitiol or/and a complex compound of hinokitiol with an aluminum compound as an effective component.As hinokitiol contained in the form of an aluminum salt of hinokitiol or/and a complex compound of hinokitiol with an aluminum compound, the thermal, optical and chemical instabilities of hinokitiol are dispelled, and the stabilization during the production and at the time of storage as preparations is obtained.
    Type: Grant
    Filed: July 23, 1997
    Date of Patent: February 15, 2000
    Assignee: P & PF Co., Ltd.
    Inventors: Yoshinobu Saito, Nobuyuki Kishi, Katsuhito Kita, Natsue Hirano, Tetsuo Nishina
  • Patent number: 5190722
    Abstract: A high cold-forging electromagnetic stainless steel comprises not more than 0.02 wt. % of C, not more than 0.50 wt. % of Si, not more than 0.50 wt. % of Mn, 10.0-18.0 wt. % of Cr, 0.30-1.50 wt. % of Mo, 0.05-0.50 wt. % of Ti, 0.30-2.00 wt. % of Al, 0.0005-0.05 wt. % of B, not more than 0.05 wt. % of N and the balance being substantially Fe. This steel may further contain a given amount of at least one of Nb, V, Pb, Ca, Se, S and REM. Such stainless steel is used as a material of parts in an electronically controlled fuel injection system.
    Type: Grant
    Filed: December 30, 1991
    Date of Patent: March 2, 1993
    Assignees: Tohoku Special Steel Works Limited, Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Yoshinobu Saito, Makoto Tabei, Yasuhide Ouchi, Jun Takizawa, Hitoshi Itami, Yoshiaki Takagi
  • Patent number: 5098608
    Abstract: A transparent solid detergent composition containing salts of N-long chain acyl acidic amino acid wherein the salts of said N-long chain acyl acidic amino acid salt are composed of an alkali metal salt and an ethanolamine salt and the molar constituent ratio of the alkali metal and ethanolamine is 20:80 to 35:65.
    Type: Grant
    Filed: September 25, 1990
    Date of Patent: March 24, 1992
    Assignees: Shiseido Company Ltd., Shieido Honey-Cake Industry, Ltd.
    Inventors: Kiyoshi Miyazawa, Kenichi Tomita, Yoshinobu Saito, Nobuyuki Kishi, Hirokatsu Kurimoto, Hajimu Itoh, Tetsuo Nishina
  • Patent number: 5051234
    Abstract: A high corrosion-resistant electromagnetic stainless steel comprises particular amounts of C, Si, Mn, Cr, Mo, Ti, Cu, Al and the balance being Fe, and is used as a material for a housing of electronically controlled fuel injection system for automobile or an electromagnetic valve. This steel may further contain particular amounts of Pb, Ca, Se, S and rare earth elements, if necessary.
    Type: Grant
    Filed: May 17, 1990
    Date of Patent: September 24, 1991
    Assignee: Tohoku Special Steel Works Limited
    Inventors: Susumu Shinagawa, Yoshinobu Saito
  • Patent number: 4442067
    Abstract: Material for semiconductor holder in electron beam writing apparatus is disclosed. The material consists of 1.0-11.0% by weight of iron, 0.2-5.5% by weight of Manganese, 0.0001-1.0% by weight of at least one rare earth element selected from rare earth elements, and remainder of chromium and inevitable impurity, the material having magnetic susceptibility of not more than 5.times.10.sup.-5 emu/G and a thermal expansion coefficient of 0-4.0.times.10.sup.-6 /.degree. C. at a temperature of 0.degree. C.-40.degree. C.
    Type: Grant
    Filed: December 14, 1982
    Date of Patent: April 10, 1984
    Assignee: Tohoku Tokushuko Kabushiki Kaisha
    Inventors: Yoshinobu Saito, Sakae Sugimoto
  • Patent number: 4089711
    Abstract: Antiferromagnetic chromium base invar-type alloys and a method of producing the same are disclosed. These alloys are produced by adding 0.05-10 wt% of at least one rare earth element to antiferromagnetic chromium base invar-type alloy consisting of 0.5-6 wt% of iron and/or silicon, 1.5-6 wt% of cobalt and/or manganese and remainder of chromium, and then subjecting the resulting alloy ingot to a primary hot working by heating at a temperature of 800.degree.-1200.degree. C, and have a reduction ratio of not less than 60% and a thermal expansion coefficient of not more than 4.times.10.sup.-6 /.degree. C.
    Type: Grant
    Filed: March 30, 1977
    Date of Patent: May 16, 1978
    Assignee: The Research Institute for Iron, Steel and Other Metals of the Tohoku University
    Inventors: Hideo Saito, Kazuaki Fukamichi, Yoshinobu Saito, Sakae Sugimoto