Patents by Inventor Hiroshi Hosoyama

Hiroshi Hosoyama 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).

  • Deodorant agents for oral use for discharges and method for relieving odor of discharges
    Patent number: 6395280
    Abstract: An oral deodorant for excreta containing a proanthocyanidin as an active ingredient and a method of reducing the odor of excreta of an object comprising dosing the object with an effective amount of a proanthocyanidin.
    Type: Grant
    Filed: July 27, 2000
    Date of Patent: May 28, 2002
    Assignee: Kikkoman Corporation
    Inventors: Jun Yamakoshi, Shigehiro Kataoka, Hiroshi Hosoyama, Toshiaki Ariga
  • Process for improving the property of proanthocyanidins and for preparing an improved proanthocyanidin product
    Patent number: 5814494
    Abstract: The present invention is directed to a process for improving the property of proanthocyanidins comprising contacting the proanthocyanidin containing solution with tannase and a process for increasing the yield of proanthocyanidins comprising contacting the proanthocyanidin containing solution with tannase in the extraction of the proanthocyanidins.
    Type: Grant
    Filed: February 14, 1996
    Date of Patent: September 29, 1998
    Assignee: Kikkoman Corporation
    Inventors: Toshiaki Ariga, Hiroshi Hosoyama, Katsumi Yuasa
  • Process for the preparation of proanthocyanidins
    Patent number: 5773262
    Abstract: The present invention aims at enhancing purity of the proanthocyanidin extracts by acting yeast to the proanthocyanidin extracts for fermenting them to thereby assimilate the impurities such as saccharides with yeast to reduce them.
    Type: Grant
    Filed: February 6, 1997
    Date of Patent: June 30, 1998
    Assignee: Kikkoman Corporation
    Inventors: Toshiaki Ariga, Hiroshi Hosoyama, Katsumi Yuasa
  • Process for reusing plastic articles with coatings
    Patent number: 5475036
    Abstract: A process for reusing a plastic article having a plastic body and a coating layer is discloses which includes the following steps: peeling the coating layer, formed on the plastic body, away from the plastic body by using a high pressure water jet stream; and pulverizing the plastic body for reuse. Hot water may be also used. Instead of the water, it is possible to use high pressure steam.
    Type: Grant
    Filed: January 25, 1993
    Date of Patent: December 12, 1995
    Assignees: The Japan Steel Works, Ltd., Mitsui Toatsu Chemicals, Inc.
    Inventors: Hiroshi Hosoyama, Michiaki Yamamoto, Keigo Suehiro