Patents by Inventor Teruyoshi Takahashi

Teruyoshi Takahashi 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).

  • Ball game apparatus with a plurality of different balls and winning pocket portions
    Patent number: 5634639
    Abstract: A ball game apparatus has a plurality of balls, a spiral rail for automatically delivering the balls, a field portion on which the balls delivered by the spiral rail can roll with a given degree of freedom, winning pocket portions and invalid pockets formed over the field portion for receiving a plurality of the balls in each of them, a CCD camera for counting the number of balls received in the winning pocket portions and a calculator for calculating a score from the number of balls counted by the CCD camera.
    Type: Grant
    Filed: March 29, 1995
    Date of Patent: June 3, 1997
    Assignee: Namco Ltd.
    Inventors: Tetsuo Tokito, Shuichi Nakatome, Yasufumi Tanabe, Toshitake Inagaki, Tatsuo Kawabuchi, Hiroshi Takeuchi, Kotaro Nakano, Yasuo Mori, Takaharu Aoki, Hideyuki Kaneko, Teruyoshi Takahashi, Shinya Niwa, Kiyoshi Minami, Manabu Matsuo
  • Aquatic antifouling composition
    Patent number: 5221331
    Abstract: An aquatic antifouling composition characterized by containing as effective antifouling component a metal salt of hexamethylenedithiocarbamic acid represented by the formula below: ##STR1## (where M is a divalent or trivalent metal; n is 2 or 3.
    Type: Grant
    Filed: November 27, 1991
    Date of Patent: June 22, 1993
    Assignee: Rohm and Haas Company
    Inventors: Hirotake Ikari, Teruyoshi Takahashi, Hiroshi Kanbara
  • Aquatic antifouling composition
    Patent number: 5188663
    Abstract: An aquatic antifouling composition comprising (A) at least one 4-isothiazolin-3-one compound represented by the general formula: ##STR1## where X.sub.1 and X.sub.2 respectively represent a hydrogen atom or a halogen atom, and (B) at least one insoluble dithiocarbamic acid derivatives possessing a dithiocarbamyl group ##STR2## selected from the group consisting of divalent and higher heavy metal (zinc, manganese, copper, iron, and nickel) salts of ethylenebisdithiocarbamic acid, linear or branched propylenebisdithiocarbamic acid, linear or branched butylenebisdithiocarbamic acid, N-substituted ethylenebisdithiocarbamic acid, N,N'-substituted ethylenebisdithiocarbamic acid, N-substituted propylenebisdithiocarbamic acid, N,N'-substituted propylene-bisdithiocarbamic acid, N-substituted butylenebisdithiocarbamic acid, and N,N'-substituted butylenebisdithiocarbamic acid.
    Type: Grant
    Filed: September 16, 1991
    Date of Patent: February 23, 1993
    Assignee: Rohm and Haas Company
    Inventors: Hirotake Ikari, Teruyoshi Takahashi
  • Aquatic antifouling compositions
    Patent number: 5026424
    Abstract: Compounds of formula I ##STR1## (wherein R represented (C.sub.1 -C.sub.4)alkyl, cyclohexyl, trichloromethyl, ethoxycarbonyl, or isopropoxycarbonyl) optionally together with dithiocarbamate-type compounds, are effective aquatic antifouling agents.
    Type: Grant
    Filed: August 28, 1989
    Date of Patent: June 25, 1991
    Assignee: Rohm and Haas Company
    Inventors: Motomi Ohta, Teruyoshi Takahashi, Hirotake Ikari, Wataru Agui