Patents by Inventor Haruyuki Date

Haruyuki Date 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).

  • Method for obtaining deodorant extract from tissue culture of plants in family oleaceae
    Patent number: 5380521
    Abstract: A deodorant containing deodorizing ingredients extracted from Oleaceae family plants obtained through a tissue culture by means of a medium with plant growth regulators as cytokinins and/or copper ions added for a highly efficient promotion of production of the deodorizing ingredients within cells of the Oleaceae family plants.
    Type: Grant
    Filed: March 31, 1992
    Date of Patent: January 10, 1995
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Yasuhiro Saihara, Haruyuki Date, Toshiyuki Yamauchi, Manabu Mizobuchi
  • Deodorant and filter using same, as well as method of producing the deodorant
    Patent number: 5240699
    Abstract: A deodorant consisting of deodorizing ingredients respectively extracted from plants and capable of performing deodorization with respect to a relatively wide range of odors, and performing as a whole the deodorization over a relatively wide range covering one or both sulfur and nitrogen compound odors. The plants are selected from a group consisting of Osmanthus, Forsythia, Paulownia, Syringa, Fartugium, Petasites, Loropetalum, Houttuynia, and Oxaslis.
    Type: Grant
    Filed: November 9, 1989
    Date of Patent: August 31, 1993
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Koji Osada, Haruyuki Date, Yasuhiro Saihara, Toshiyuki Yamauchi, Shiro Koike
  • Deodorant and filter using same, as well as method of producing the deodorant
    Patent number: 4898727
    Abstract: A deodorant consisting of deodorizing ingredients respectively extracted from plants selected from the group consisting of Osmanthus, Forsythia, Paulownia, Syringa, Diospyros, Quercus, Fartugium, Petasites, Pinus, Tsuga, Ginko, Nandina, Loropetalum, Houttuynia, and Oxalis and capable of performing deodorization with respect to a relatively wide range of odors, and performing as a whole the deodorization over a relatively wide range covering one or both sulfur and nitrogen compound odors.
    Type: Grant
    Filed: June 25, 1986
    Date of Patent: February 6, 1990
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Koji Osada, Haruyuki Date, Yasuhiro Saihara, Toshiyuki Yamauchi, Shiro Koike
  • Composition for forming inorganic hardened products and process for producing inorganic hardened products using the same
    Patent number: 4310358
    Abstract: A composition for forming inorganic hardened products, which comprises a precursor for forming TSH, gypsum and a cement material selected from the group consisting of Portland cement, blast furnace slag and a mixture thereof, the amount of each ingredient satisfying the following relations by weight:1/0.2>TSH/Cement material>1/51/0.1>Precursor/Gypsum>1/1wherein TSH is the theoretical amount produced by the reaction of the TSH precursor and gypsum, and a process for producing inorganic hardened products from the composition.
    Type: Grant
    Filed: October 14, 1980
    Date of Patent: January 12, 1982
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Tomisaburo Azuma, Takeru Murakami, Haruyuki Date