Patents by Inventor Haruo Tsuwano

Haruo Tsuwano 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).

  • Patent number: 4442654
    Abstract: End closures for cans fed horizontally at given intervals at a high speed are shifted in direction, one after another, to be substantially perpendicular to a support passage extending substantially horizontally, received separately by the passage rapidly and positively, and lotted out when a predetermined number has been reached by the pieces received. Each lot thus compacted to a solid cylinderical form is put into an elongate paper bag, and the open end of the bag is closed.
    Type: Grant
    Filed: May 20, 1983
    Date of Patent: April 17, 1984
    Assignee: Daiwa Can Company, Limited
    Inventors: Atsuyuki Wakamatsu, Haruo Tsuwano
  • Patent number: 4442652
    Abstract: End closures for cans fed horizontally at given intervals at a high speed are shifted in direction, one after another, to be substantially perpendicular to a support passage extending substantially horizontally, received separately by the passage rapidly and positively, and lotted out when a predetermined number has been reached by the pieces received. Each lot thus compacted to a solid cylinderical form is put into an elongate paper bag, and the open end of the bag is closed.
    Type: Grant
    Filed: May 20, 1983
    Date of Patent: April 17, 1984
    Assignee: Daiwa Can Company, Limited
    Inventors: Atsuyuki Wakamatsu, Haruo Tsuwano
  • Patent number: 4417435
    Abstract: End closures for cans fed horizontally at given intervals at a high speed are shifted in direction, one after another, to be substantially perpendicular to a support passage extending substantially horizontally, received separately by the passage rapidly and positively, and lotted out when a predetermined number has been reached by the pieces received. Each lot thus compacted to a solid cylinderical form is put into an elongate paper bag, and the open end of the bag is closed.
    Type: Grant
    Filed: November 6, 1980
    Date of Patent: November 29, 1983
    Assignee: Daiwa Can Company
    Inventors: Atsuyuki Wakamatsu, Haruo Tsuwano
  • Patent number: 4251977
    Abstract: End closures for cans fed horizontally at given intervals at a high speed are shifted in direction, one after another, to be substantially perpendicular to a support passage extending substantially horizontally, received separately by the passage rapidly and positively, and lotted out when a predetermined number has been reached by the pieces received. Each lot thus compacted to a solid cylindrical form is put into an elongate paper bag, and the open end of the bag is closed.
    Type: Grant
    Filed: May 10, 1979
    Date of Patent: February 24, 1981
    Assignee: Daiwa Can Co., Ltd.
    Inventors: Atsuyuki Wakamatsu, Haruo Tsuwano