Patents by Inventor Akitomo Terada

Akitomo Terada 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).

  • Adsorbent Containing Alpha-1,4-Glucan and Process for Producing the Same
    Publication number: 20080153695
    Abstract: The present invention provides a composition for adsorbing or trapping an undesired material, wherein the composition comprises a functional ?-1,4-glucan as an active ingredient. Specifically, ?-1,4-glucan is allowed to be functionalized to provide said composition for adsorbing or trapping an undesired material. There are provided a composition comprising a functional ?-1,4-glucan, all or a part of which is in a form of V-type crystal or an amorphous form, as well as an article comprising the composition as a functional material.
    Type: Application
    Filed: February 6, 2006
    Publication date: June 26, 2008
    Inventors: Kayo Hosoya, Kazutoshi Fujii, Takeshi Takaha, Takashi Kuriki, Junichi Takahara, Michihiro Sunako, Akitomo Terada
  • Starch for paper making
    Patent number: 5883242
    Abstract: The present invention provides a cationic starch prepared by roasting starch under the presence of a cationic polymer, a method for preparing the cationic starch, and a method for making paper board with the cationic starch. The method for making paper board of the present invention provides high retention of starch in paper board, enhances paper board strength in a high level and reduces a load of treating waste water from a paper machine, in comparison with the starch which has conventionally been employed for paper making.
    Type: Grant
    Filed: April 25, 1997
    Date of Patent: March 16, 1999
    Assignee: Sanwa Cornstarch Co., Ltd.
    Inventors: Satoshi Kubota, Akitomo Terada, Yoshiteru Yamamoto
  • Method of removing dissolved oxygen in a boiler water system
    Patent number: 5264179
    Abstract: An oxygen scavenger for a boiler water system comprising a starch derivative in which 0.01 to 5% by weight of sulfur- or nitrogen-containing groups, as S or N, are introduced to a starch with DE (dextrose equivalent) of 1% or higher, as well as a method of scavenging dissolved oxygen in a boiler water system by adding the oxygen scavenger for a boiler water system to a boiler water system.
    Type: Grant
    Filed: August 6, 1991
    Date of Patent: November 23, 1993
    Assignee: Kurita Water Industries Ltd.
    Inventors: Shiro Taya, Akitomo Terada
  • Coating color for paper and method for preparation of the same
    Patent number: 4425452
    Abstract: Coating color and method for providing an excellent coating condition and paper quality through steps comprising a direct addition of enzymatically converted powdered or granulated dry starch to an aqueous suspension of pigments. The dry starch is soluble and impasted in the cold aqueous suspension of pigments without impastation heat and/or other equipment.
    Type: Grant
    Filed: October 14, 1981
    Date of Patent: January 10, 1984
    Assignees: Sanwa Denpun Industrial Co., Ltd., Shizuoka Prefecture
    Inventors: Kojiro Nakata, Yasunobu Endo, Akitomo Terada, Kazumasa Hayashi, Michio Kobori