Patents Assigned to Earth Chemical Company, Limited
  • Composition for attracting flies
    Patent number: 4855133
    Abstract: The invention provides a fly attracting composition characterized by:(a) containing a fly attracting compound at least one sex pheromone selected from the group consisting of 9-tricosene, cis-9-tricosene, 10-methyl-9-tricosene, cis-2-methyl-8-docosene, cis-9-docosene, cis-8-docosene and cis-10-tricosene,(b) having a yellowish red color in the range of 2.5R to 2.5YR in hue, and(c) being in the form of a granular preparation about 0.5 to about 5 mm in mean grain size.
    Type: Grant
    Filed: July 16, 1987
    Date of Patent: August 8, 1989
    Assignee: Earth Chemical Company, Limited
    Inventors: Masaharu Kamei, Tsutomu Negishi, Masaru Nishikawa, Kimishiro Kishino
  • Device and method for vaporizing thermally vaporizable composition
    Patent number: 4663315
    Abstract: The invention provides a method of vaporizing and a device capable of thermally vaporizing a thermally vaporizable composition being drawn up by a porous absorbing body due to its capillary attraction.
    Type: Grant
    Filed: November 14, 1985
    Date of Patent: May 5, 1987
    Assignee: Earth Chemical Company, Limited
    Inventors: Takahiro Hasegawa, Takanobu Kashihara, Akira Nishimura
  • Homobrassinolide compounds which are steroids having plant growth promoting activity
    Patent number: 4453967
    Abstract: Homobrassinolide of the formula: ##STR1## which shows a plant growth promoting activity.
    Type: Grant
    Filed: September 23, 1982
    Date of Patent: June 12, 1984
    Assignees: Sumitomo Chemical Company, Limited, Earth Chemical Company, Limited
    Inventor: Kenji Mori
  • Fumigating method and apparatus
    Patent number: 4163038
    Abstract: A mixture of an active ingredient and a blowing agent is heated indirectly with a heating element to thermally decompose the blowing agent and to volatilize the active ingredient. The mixture and the heating element are separated from each other by a partition which provides a heat transfer surface.
    Type: Grant
    Filed: March 2, 1978
    Date of Patent: July 31, 1979
    Assignee: Earth Chemical Company, Limited
    Inventors: Akira Nishimura, Takanobu Kashihara, Fukuyasu Okuda, Masanaga Yamaguchi
  • Device for capturing cockroaches
    Patent number: 4044495
    Abstract: A device for use in capturing cockroaches which comprises a container having at least one opening or entrance permitting cockroaches to enter therein and a slanting stepping plate extending inwardly upward from the bottom of the opening.
    Type: Grant
    Filed: October 20, 1975
    Date of Patent: August 30, 1977
    Assignee: Earth Chemical Company, Limited
    Inventors: Akira Nishimura, Hiroshi Akamatsu, Sentaro Negoro, Yasutoshi Yoshida