Patents by Inventor Katsumi Nakaya

Katsumi Nakaya 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: 6640703
    Abstract: A gravure printing method is provided for printing characters or patterns with desired colors and tones on a base material with a printing drum set with 200 to 400 mesh lines and the depth in the range from 10 to 17&mgr;. The ink may be process color of aquatic gravure ink in which coloring materials for indigo blue, red, yellow, black, and white colors are printed once or repeatedly in the overlaid state or specially toned inks. Another aspect of the invention provides an ink pan structure and arrangement for a gravure printing machines using aquatic or oil gravure ink. The ink pan structure has an ink pool sized for only a furnisher roll to be dipped therein and a cooperating printing drum is always maintained outside the ink pool. A furnisher roller unit and arrangement for a gravure printing machine is also provided. The unit may include a plurality of furnisher rollers. A doctor knife unit and arrangement for a gravure printing machine is also provided. The unit may include a plurality of doctor knives.
    Type: Grant
    Filed: November 7, 2001
    Date of Patent: November 4, 2003
    Assignee: Japan Patent Management Co., Ltd.
    Inventors: Hirotsugu Fukumori, Michiyoshi Shimizu, Toshiyuki Torasawa, Katsumi Nakaya, Kimio Sugiyama
  • Patent number: 6401609
    Abstract: A gravure printing method is provided for printing characters or patterns with desired colors and tones on a base material with a printing drum set with 200 to 400 mesh lines and the depth in the range from 10 to 17&mgr;. The ink may be process color of aquatic gravure ink in which coloring materials for indigo blue, red, yellow, black, and white colors are printed once or repeatedly in the overlaid state or specially toned inks. Another aspect of the invention provides an ink pan structure and arrangement for a gravure printing machines using aquatic or oil gravure ink. The ink pan structure has an ink pool sized for only a furnisher roll to be dipped therein and a cooperating printing drum is always maintained outside the ink pool. A furnisher roller unit and arrangement for a gravure printing machine is also provided. The unit may include a plurality of furnisher rollers. A doctor knife unit and arrangement for a gravure printing machine is also provided. The unit may include a plurality of doctor knives.
    Type: Grant
    Filed: July 26, 2000
    Date of Patent: June 11, 2002
    Assignee: Japan Patent Management Co., Ltd.
    Inventors: Hirotsugu Fukumori, Michiyoshi Shimizu, Toshiyuki Torasawa, Katsumi Nakaya, Kimio Sugiyama
  • Publication number: 20020059876
    Abstract: A gravure printing method is provided for printing characters or patterns with desired colors and tones on a base material with a printing drum set with 200 to 400 mesh lines and the depth in the range from 10 to 17&mgr;. The ink may be process color of aquatic gravure ink in which coloring materials for indigo blue, red, yellow, black, and white colors are printed once or repeatedly in the overlaid state or specially toned inks. Another aspect of the invention provides an ink pan structure and arrangement for a gravure printing machines using aquatic or oil gravure ink. The ink pan structure has an ink pool sized for only a furnisher roll to be dipped therein and a cooperating printing drum is always maintained outside the ink pool. A furnisher roller unit and arrangement for a gravure printing machine is also provided. The unit may include a plurality of furnisher rollers. A doctor knife unit and arrangement for a gravure printing machine is also provided. The unit may include a plurality of doctor knives.
    Type: Application
    Filed: November 7, 2001
    Publication date: May 23, 2002
    Applicant: JAPAN PATENT MANAGEMENT CO., LTD.
    Inventors: Hirotsugu Fukumori, Michiyoshi Shimizu, Toshiyuki Torasawa, Katsumi Nakaya, Kimio Sugiyama