Patents by Inventor Akira Wakai

Akira Wakai 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).

  • Synergistic insecticidal compositions
    Patent number: 5631285
    Abstract: Compounds comprised of 2-(4-tert-butylphenoxy) cyclohexyl prop-2-ynyl sulfite and a synthetic pyrethroid exhibit synergistic pesticidal activity.
    Type: Grant
    Filed: April 23, 1996
    Date of Patent: May 20, 1997
    Assignee: Uniroyal Chemical Company
    Inventors: Masaaki Kataoka, Akira Wakai, Takehiko Nakamura
  • Synergistic insecticidal compositions
    Patent number: 5534543
    Abstract: Compounds comprised of 2-(4-tert-butylphenoxy) cyclohexy1 prop-2-ynyl sulfite and a synthetic pyrethroid exhibit synergistic pesticidal activity.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: July 9, 1996
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Masaaki Kataoka, Akira Wakai, Takehiko Nakamura
  • Synergistic insecticidal compositions
    Patent number: 5491168
    Abstract: Compounds comprised of 2-(4-tert-butylphenoxy) cyclohexyl prop-2-ynyl sulfite and a synthetic pyrethroid exhibit synergistic pesticidal activity.
    Type: Grant
    Filed: February 22, 1994
    Date of Patent: February 13, 1996
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Masaaki Kataoka, Akira Wakai, Takehiko Nakamura
  • Fungicidal composition containing 2-(N-n-butylcarbamoylthio) ethyl N.sup.1 -n-butyl-thiocarbamate
    Patent number: 3950534
    Abstract: Carbamic acid derivatives of the general formula: ##EQU1## wherein R.sub.1 and R.sub.2 are selected from the group consisting of lower alkyl, cycloalkyl, phenyl and phenyl substituted with halogen,R.sub.3 is selected from the group consisting of hydrogen and lower alkyl,Each of X.sub.1, X.sub.2, Y.sub.1 and Y.sub.2 is selected from the group consisting of oxygen and sulfur,N is an integer from 1 to 2, are useful as fungicides.An exemplary specie is 2-(N-n-butylcarbomoylthio)ethyl N'-n-butylthiolcarbamate.
    Type: Grant
    Filed: July 24, 1974
    Date of Patent: April 13, 1976
    Assignee: Nippon Soda Company, Ltd.
    Inventors: Tomio Yagihara, Koshin Miyazaki, Sho Hashimoto, Akira Wakai